Dr. Nathaniel James Stewart
Dr. Nathaniel J. Stewart
Last updated: Dec 17, 2021

Dr. Nathaniel J. Stewart

  • Gender: Male
  • Experience: 29 years
  • Graduated from: University Of Minnesota Medical School
  • Graduation year: 1992
  • Sole propriator: No
  • NPI: 1225064017

Dr. Nathaniel J. Stewart M.D.

Orthopedic Surgeon

He is located at 1200 Oakleaf Way Suite A in Altoona, WI 54720. Can help patients with the following: Baker's Cyst, Morton's Neuroma, Osteoarthritis (OA), Rotator Cuff Tear, Spondylolisthesis, Spondylolysis. His National Provider Identifier (NPI) number is 1225064017. Appointment can be made via the phone number (715) 832-1400. He is affiliated with 1 practices and 4 hospitals.

Conditions treated

Dr. Nathaniel James Stewart, being an orthopedic surgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Nathaniel J. Stewart.

  • ACL Tear
  • Achilles Tendon Rupture
  • Arthritis
  • Avascular Necrosis
  • Back Pain
  • Baker's Cyst
  • Bone Spurs
  • Broken Bone
  • Bunions
  • Bursitis
  • Carpal Tunnel Syndrome
  • Cauda Equina Syndrome
  • Cervical Radiculopathy
  • Compartment Syndrome
  • Cubital Tunnel Syndrome
  • Degenerative Disc Disease (DDD)
  • Dislocated Ankle
  • Dislocated Shoulder
  • Elbow Pain
  • Frostbite
  • Hammer Toe
  • Herniated Disc
  • Hip Replacement
  • Iliotibial Band Syndrome (ITBS)
  • Impingement Syndrome
  • Ingrown Toenail
  • Joint Fluid Extraction
  • Knee Pain
  • Knee Replacement
  • Kyphoplasty
  • Kyphosis
  • Low Back Pain
  • Lumbar Spinal Stenosis
  • Meniscus Tear
  • Metatarsal Surgery
  • Morton's Neuroma
  • Osgood-Schlatter Disease
  • Osteoarthritis (OA)
  • Osteomyelitis
  • Patellofemoral Pain Syndrome (PFS)
  • Plantar Fasciitis
  • Repetitive Motion Disorders (RMDs)
  • Rheumatoid Arthritis (RA)
  • Rotator Cuff Tear
  • Sciatica
  • Scoliosis
  • Separated Shoulder
  • Spinal Stenosis
  • Spondylolisthesis
  • Spondylolysis
  • Spondylosis
  • Sprained Ankle
  • Sprained Wrist
  • Stress Fracture
  • Tennis Elbow
  • Trigger Finger
  • Whiplash
  • Wrist Surgery

Procedures Performed by Dr. Nathaniel J. Stewart

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Nathaniel J. Stewart as in-network for the following 2026 plans.

Health plans

Anthem Blue Cross and Blue Shield

Network data as of Mar 25, 2026, as reported by the insurer.

Show all 9 plans from Anthem Blue Cross and Blue Shield
Anthem Blue Cross and Blue Shield plans
Plan Plan type Network tier New patients
Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Bronze Preferred/Broad HSA (+ Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Gold Participating Accepting new patients
Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Gold Participating Accepting new patients
Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) POS · Expanded Bronze Participating Accepting new patients
Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients
Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients
Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) POS · Silver Participating Accepting new patients

Dean Health Plan

Network data as of Aug 13, 2026, as reported by the insurer.

Show all 9 plans from Dean Health Plan
Dean Health Plan plans
Plan Plan type Network tier New patients
Prevea360 Bronze HSA HMO · Expanded Bronze Preferred Accepting new patients
Prevea360 Bronze Share HMO · Expanded Bronze Preferred Accepting new patients
Prevea360 Expanded Bronze Standard HMO · Expanded Bronze Preferred Accepting new patients
Prevea360 Gold HSA HMO · Gold Preferred Accepting new patients
Prevea360 Gold Share HMO · Gold Preferred Accepting new patients
Prevea360 Gold Standard HMO · Gold Preferred Accepting new patients
Prevea360 Silver $0 Copay PCP Visits HMO · Silver Preferred Accepting new patients
Prevea360 Silver Share HMO · Silver Preferred Accepting new patients
Prevea360 Silver Standard HMO · Silver Preferred Accepting new patients

HealthPartners

Network data as of Apr 14, 2026, as reported by the insurer.

HealthPartners plans
Plan Plan type Network tier New patients
Oak $1,300 Gold PPO · Gold Network Accepting new patients
Oak $2,000 Standard Gold PPO · Gold Network Accepting new patients

Medica

Network data as of Jul 13, 2026, as reported by the insurer.

Show all 9 plans from Medica
Medica plans
Plan Plan type Network tier New patients
Medica Individual Choice Bronze HSA EPO · Expanded Bronze Preferred Accepting new patients
Medica Individual Choice Bronze Share EPO · Expanded Bronze Preferred Accepting new patients
Medica Individual Choice Expanded Bronze Standard EPO · Expanded Bronze Preferred Accepting new patients
Medica Individual Choice Gold $0 Copay PCP Visits EPO · Gold Preferred Accepting new patients
Medica Individual Choice Gold Share EPO · Gold Preferred Accepting new patients
Medica Individual Choice Gold Standard EPO · Gold Preferred Accepting new patients
Medica Individual Choice Silver $0 Copay PCP Visits EPO · Silver Preferred Accepting new patients
Medica Individual Choice Silver Share EPO · Silver Preferred Accepting new patients
Medica Individual Choice Silver Standard EPO · Silver Preferred Accepting new patients

Quartz

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 38 plans from Quartz
Quartz plans
Plan Plan type Network tier New patients
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $0 MEDICAL DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE $10,150 DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $0 MEDICAL DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) $10,150 DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE (DENTAL & VISION) STANDARD EASY PRICING HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN BRONZE STANDARD EASY PRICING HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN CATASTROPHIC $10,600 DED HMO · Catastrophic Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD $4,000 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) $4,000 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD (DENTAL & VISION) STANDARD EASY PRICING HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE $700 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD MAINTENANCE (DENTAL & VISION) $700 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN GOLD STANDARD EASY PRICING HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $8,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER $9,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $8,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) $9,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER (DENTAL & VISION) STANDARD EASY PRICING HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/GUNDERSEN SILVER STANDARD EASY PRICING HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $0 MEDICAL DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE $10,150 DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $0 MEDICAL DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) $10,150 DED HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE (DENTAL & VISION) STANDARD EASY PRICING HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH BRONZE STANDARD EASY PRICING HMO · Expanded Bronze Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH CATASTROPHIC $10,600 DED HMO · Catastrophic Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD $4,000 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) $4,000 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD (DENTAL & VISION) STANDARD EASY PRICING HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE $700 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD MAINTENANCE (DENTAL & VISION) $700 DED HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH GOLD STANDARD EASY PRICING HMO · Gold Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $8,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER $9,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $8,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) $9,000 DED HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER (DENTAL & VISION) STANDARD EASY PRICING HMO · Silver Preferred Accepting new patients
QUARTZ ONE ACHIEVE W/UW HEALTH SILVER STANDARD EASY PRICING HMO · Silver Preferred Accepting new patients

Security Health Plan

Network data as of Aug 19, 2026, as reported by the insurer.

Show all 87 plans from Security Health Plan
Security Health Plan plans
Plan Plan type Network tier New patients
Premier $2,000 - 25% HMO · Gold Non Preferred Accepting new patients
Premier $2,000 - 25% HMO · Gold Preferred Accepting new patients
Premier $3,500 - 30% HMO · Gold Non Preferred Accepting new patients
Premier $3,500 - 30% HMO · Gold Preferred Accepting new patients
Premier $4,000 - 50% HMO · Silver Non Preferred Accepting new patients
Premier $4,000 - 50% HMO · Silver Preferred Accepting new patients
Premier $5,000 HDHP HMO · Silver Non Preferred Accepting new patients
Premier $5,000 HDHP HMO · Silver Preferred Accepting new patients
Premier $6,000 - 40% HMO · Silver Non Preferred Accepting new patients
Premier $6,000 - 40% HMO · Silver Preferred Accepting new patients
Premier $7,500 HMO · Expanded Bronze Non Preferred Accepting new patients
Premier $7,500 HMO · Expanded Bronze Preferred Accepting new patients
Premier $7,500 HDHP HMO · Expanded Bronze Non Preferred Accepting new patients
Premier $7,500 HDHP HMO · Expanded Bronze Preferred Accepting new patients
Premier HMO $1,500 - 30% HMO · Gold Preferred Accepting new patients
Premier HMO $2,500 - 20% Copay HMO · Gold Preferred Accepting new patients
Premier HMO $3,400 - 30% HDHP HMO · Silver Preferred Accepting new patients
Premier HMO $3,500 - 30% HMO · Silver Preferred Accepting new patients
Premier HMO $3,500 HDHP HMO · Gold Preferred Accepting new patients
Premier HMO $4,000 - 20% HDHP HMO · Silver Preferred Accepting new patients
Premier HMO $5,000 - 20% HDHP HMO · Silver Preferred Accepting new patients
Premier HMO $5,500 - 40% Copay HMO · Silver Preferred Accepting new patients
Premier HMO $7,500 HDHP HMO · Expanded Bronze Preferred Accepting new patients
Premier HMO $750 - 10% HMO · Platinum Preferred Accepting new patients
Premier HMO $9,500 HMO · Bronze Preferred Accepting new patients
Premier POS $1,500 - 30% POS · Gold Non Preferred Accepting new patients
Premier POS $1,500 - 30% POS · Gold Preferred Accepting new patients
Premier POS $2,500 - 20% Copay POS · Gold Non Preferred Accepting new patients
Premier POS $2,500 - 20% Copay POS · Gold Preferred Accepting new patients
Premier POS $3,400 - 30% HDHP POS · Silver Non Preferred Accepting new patients
Premier POS $3,400 - 30% HDHP POS · Silver Preferred Accepting new patients
Premier POS $3,500 - 30% POS · Silver Non Preferred Accepting new patients
Premier POS $3,500 - 30% POS · Silver Preferred Accepting new patients
Premier POS $3,500 HDHP POS · Gold Non Preferred Accepting new patients
Premier POS $3,500 HDHP POS · Gold Preferred Accepting new patients
Premier POS $4,000 - 20% HDHP POS · Silver Non Preferred Accepting new patients
Premier POS $4,000 - 20% HDHP POS · Silver Preferred Accepting new patients
Premier POS $5,000 - 20% HDHP POS · Silver Non Preferred Accepting new patients
Premier POS $5,000 - 20% HDHP POS · Silver Preferred Accepting new patients
Premier POS $5,500 - 40% Copay POS · Silver Non Preferred Accepting new patients
Premier POS $5,500 - 40% Copay POS · Silver Preferred Accepting new patients
Premier POS $7,500 HDHP POS · Expanded Bronze Non Preferred Accepting new patients
Premier POS $7,500 HDHP POS · Expanded Bronze Preferred Accepting new patients
Premier POS $750 - 10% POS · Platinum Non Preferred Accepting new patients
Premier POS $750 - 10% POS · Platinum Preferred Accepting new patients
Premier POS $9,500 POS · Bronze Non Preferred Accepting new patients
Premier POS $9,500 POS · Bronze Preferred Accepting new patients
Reliance $1,500 - 30% EPO · Gold Non Preferred Accepting new patients
Reliance $1,500 - 30% EPO · Gold Preferred Accepting new patients
Reliance $2,500 - 20% Copay EPO · Gold Non Preferred Accepting new patients
Reliance $2,500 - 20% Copay EPO · Gold Preferred Accepting new patients
Reliance $3,400 - 30% HDHP EPO · Silver Non Preferred Accepting new patients
Reliance $3,400 - 30% HDHP EPO · Silver Preferred Accepting new patients
Reliance $3,500 - 30% EPO · Silver Non Preferred Accepting new patients
Reliance $3,500 - 30% EPO · Silver Preferred Accepting new patients
Reliance $3,500 HDHP EPO · Gold Non Preferred Accepting new patients
Reliance $3,500 HDHP EPO · Gold Preferred Accepting new patients
Reliance $4,000 - 20% HDHP EPO · Silver Non Preferred Accepting new patients
Reliance $4,000 - 20% HDHP EPO · Silver Preferred Accepting new patients
Reliance $5,000 - 20% HDHP EPO · Silver Non Preferred Accepting new patients
Reliance $5,000 - 20% HDHP EPO · Silver Preferred Accepting new patients
Reliance $5,500 - 40% Copay EPO · Silver Non Preferred Accepting new patients
Reliance $5,500 - 40% Copay EPO · Silver Preferred Accepting new patients
Reliance $7,500 HDHP EPO · Expanded Bronze Non Preferred Accepting new patients
Reliance $7,500 HDHP EPO · Expanded Bronze Preferred Accepting new patients
Reliance $750 - 10% EPO · Platinum Non Preferred Accepting new patients
Reliance $750 - 10% EPO · Platinum Preferred Accepting new patients
Reliance $9,500 EPO · Bronze Non Preferred Accepting new patients
Reliance $9,500 EPO · Bronze Preferred Accepting new patients
Select $2,000 - 25% EPO · Gold Non Preferred Accepting new patients
Select $2,000 - 25% EPO · Gold Preferred Accepting new patients
Select $3,500 - 30% EPO · Gold Non Preferred Accepting new patients
Select $3,500 - 30% EPO · Gold Preferred Accepting new patients
Select $4,000 - 50% EPO · Silver Non Preferred Accepting new patients
Select $4,000 - 50% EPO · Silver Preferred Accepting new patients
Select $5,000 HDHP EPO · Silver Non Preferred Accepting new patients
Select $5,000 HDHP EPO · Silver Preferred Accepting new patients
Select $6,000 - 40% EPO · Silver Non Preferred Accepting new patients
Select $6,000 - 40% EPO · Silver Preferred Accepting new patients
Select $7,500 EPO · Expanded Bronze Non Preferred Accepting new patients
Select $7,500 EPO · Expanded Bronze Preferred Accepting new patients
Select $7,500 HDHP EPO · Expanded Bronze Non Preferred Accepting new patients
Select $7,500 HDHP EPO · Expanded Bronze Preferred Accepting new patients
Select $9,500 EPO · Bronze Non Preferred Accepting new patients
Select $9,500 EPO · Bronze Preferred Accepting new patients
Select Protection EPO · Catastrophic Non Preferred Accepting new patients
Select Protection EPO · Catastrophic Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Nathaniel J. Stewart is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. Nathaniel J. Stewart is enrolled to bill Medicare as a Practitioner - Orthopedic Surgery .

Bills through: Chippewa Valley Orthopedics And Sports Medicine Clinic Sc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Smith \u0026 Nephew $1650
Stryker $801
Flexion Therapeutics Inc. $36

Other

Travel and Lodging $1634
Food and Beverage $911

Studies

UNIVERSITY OF MINNESOTA MEDICAL SCHOOL

Graduated in 1992

Affiliated practices

Northwoods Therapy Associates
1200 Oakleaf Way
Altoona, 54720 WI
(715) 839-9266

Affiliated hospitals

SACRED HEART HOSPITAL
900 W CLAIREMONT AVE
EAU CLAIRE, 54701 WI
(715) 717-4121
ST JOSEPH'S HOSPITAL
2661 COUNTY HWY I
CHIPPEWA FALLS, 54729 WI
(715) 717-7200
RUSK COUNTY MEMORIAL HOSPITAL
900 COLLEGE AVE WEST
LADYSMITH, 54848 WI
(715) 532-5561
OAKLEAF SURGICAL HOSPITAL
1000 OAKLEAF WAY
ALTOONA, 54720 WI
(715) 831-8130

Looking for more Orthopedic Surgeons?

There are 9 other orthopedic surgeons in this region.

Dr. Albert J. Cecchini
  • Gender: Male
  • Address: 3119 Woodman Drive Altoona, 54720, WI
Dr. John C. Berschback
  • Gender: Male
  • Address: Suite A 1200 Oakleaf Way Altoona, 54720, WI
Dr. Austin J. Crow
  • Gender: Male
  • Address: Suite A 1200 Oakleaf Way Altoona, 54720, WI
Dr. Mark A. McCarthy
  • Gender: Male
  • Address: Suite A 1200 Oakleaf Way Altoona, 54720, WI
Dr. Nathan Hoadley Harris
  • Gender: Male
  • Address: Suite A 1200 Oakleaf Way Altoona, 54720, WI
Dr. Troy Lyman Berg
  • Gender: Male
  • Address: Suite A 1200 Oakleaf Way Altoona, 54720, WI
Dr. John Paul Drawbert
  • Gender: Male
  • Address: 1200 Oakleaf Way Altoona, 54720, WI
Dr. Jose Abran Padilla
  • Gender: Male
  • Address: Suite A 1200 Oakleaf Way Altoona, 54720, WI
Dr. Brent Dixon Carlson
  • Gender: Male
  • Address: Suite A 1200 Oakleaf Way Altoona, 54720, WI

Questions & Answers

Where can you meet with Dr. Nathaniel James Stewart?

Dr. Nathaniel James Stewart's office is located at 1200 Oakleaf Way Suite A in Altoona, WI 54720.

What conditions does Dr. Nathaniel James Stewart treat?

Dr. Nathaniel James Stewart provides treatment for Baker's Cyst, Morton's Neuroma, Osteoarthritis (OA), Rotator Cuff Tear, Spondylolisthesis, Spondylolysis. For the full list see this list.

Has Dr. Nathaniel James Stewart affiliation with hospitals?

Dr. Nathaniel James Stewart is affiliated with SACRED HEART HOSPITAL. For the full list of hospitals see this list.

Does Dr. Nathaniel James Stewart have affiliation with practices?

Dr. Nathaniel James Stewart is affiliated with Northwoods Therapy Associates.

Does Dr. Nathaniel James Stewart accept patients with Dean Health Plan?

Yes, Dr. Nathaniel James Stewart is listed in-network for Dean Health Plan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.