Dr. John A. Hamilton
- Gender: Male
- Experience: 15 years
- Graduated from: Creighton University School Of Medicine
- Graduation year: 2006
- Sole propriator: No
- NPI: 1982720231
Dr. John A. Hamilton MD
Orthopedic Surgeon
He is located at 421 East Merle Hibbs Boulevard in Marshalltown, IA 50158. Can help patients with the following: Bursitis, Fever, Knee Replacement, Separated Shoulder, Sprained Ankle, Whiplash. His National Provider Identifier (NPI) number is 1982720231. Appointment can be made via the phone number (641) 844-2213. He is affiliated with 2 practices and 2 hospitals.
Conditions treated
Dr. John Adam Hamilton, 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. John A. Hamilton.
- ACL Tear
- Abdominal Pain
- Achilles Tendon Rupture
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Avascular Necrosis
- Back Pain
- Baker's Cyst
- Bladder Control
- Bone Spurs
- Broken Bone
- Bunions
- Bursitis
- Carpal Tunnel Syndrome
- Cauda Equina Syndrome
- Cervical Radiculopathy
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Compartment Syndrome
- Constipation
- Cubital Tunnel Syndrome
- Cystitis
- Degenerative Disc Disease (DDD)
- Diarrhea
- Dislocated Ankle
- Dislocated Shoulder
- Edema
- Elbow Pain
- Fever
- Frostbite
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Hammer Toe
- Headache
- Heart Disease
- Herniated Disc
- Hiatal Hernia
- High Blood Pressure
- Hip Replacement
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Iliotibial Band Syndrome (ITBS)
- Impingement Syndrome
- Influenza
- Ingrown Toenail
- Inguinal Hernia
- Joint Fluid Extraction
- Knee Pain
- Knee Replacement
- Kyphoplasty
- Kyphosis
- Low Back Pain
- Lumbar Spinal Stenosis
- Meniscus Tear
- Metatarsal Surgery
- Migraine
- Morton's Neuroma
- Nausea and Vomiting
- Obesity
- Osgood-Schlatter Disease
- Osteoarthritis (OA)
- Osteomyelitis
- Osteoporosis
- Patellofemoral Pain Syndrome (PFS)
- Peptic Ulcer
- Plantar Fasciitis
- Prescription Refill
- 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
- Urethritis
- Urinary Tract Infection (UTI)
- Whiplash
- Wrist Surgery
Procedures Performed by Dr. John A. Hamilton
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John A. Hamilton as in-network for the following 2026 plans.
Health plans
Medica
Network data as of Jun 30, 2026, as reported by the insurer.
Show all 27 plans from Medica
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Inspire by Medica Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Inspire by Medica Bronze Share | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Inspire by Medica Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Inspire by Medica Gold $0 Copay PCP Visits | EPO · Gold | Preferred | Accepting new patients |
| Inspire by Medica Gold Share | EPO · Gold | Preferred | Accepting new patients |
| Inspire by Medica Gold Standard | EPO · Gold | Preferred | Accepting new patients |
| Inspire by Medica Silver $0 Copay PCP Visits | EPO · Silver | Preferred | Accepting new patients |
| Inspire by Medica Silver Share | EPO · Silver | Preferred | Accepting new patients |
| Inspire by Medica Silver Standard | EPO · Silver | Preferred | Accepting new patients |
| Medica Insure Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Insure Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Standardtier | Accepting new patients |
| Medica Insure Bronze Share | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Insure Bronze Share | EPO · Expanded Bronze | Standardtier | Accepting new patients |
| Medica Insure Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Insure Expanded Bronze Standard | EPO · Expanded Bronze | Standardtier | Accepting new patients |
| Medica Insure Gold $0 Copay PCP Visits | EPO · Gold | Preferred | Accepting new patients |
| Medica Insure Gold $0 Copay PCP Visits | EPO · Gold | Standardtier | Accepting new patients |
| Medica Insure Gold Share | EPO · Gold | Preferred | Accepting new patients |
| Medica Insure Gold Share | EPO · Gold | Standardtier | Accepting new patients |
| Medica Insure Gold Standard | EPO · Gold | Preferred | Accepting new patients |
| Medica Insure Gold Standard | EPO · Gold | Standardtier | Accepting new patients |
| Medica Insure Silver $0 Copay PCP Visits | EPO · Silver | Preferred | Accepting new patients |
| Medica Insure Silver $0 Copay PCP Visits | EPO · Silver | Standardtier | Accepting new patients |
| Medica Insure Silver Share | EPO · Silver | Preferred | Accepting new patients |
| Medica Insure Silver Share | EPO · Silver | Standardtier | Accepting new patients |
| Medica Insure Silver Standard | EPO · Silver | Preferred | Accepting new patients |
| Medica Insure Silver Standard | EPO · Silver | Standardtier | Accepting new patients |
Oscar Insurance Company
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Oscar Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic 4700 | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Classic Standard | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Elite + PCP Saver Plus | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Breathe Easy with Enhanced COPD Benefits | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Chronic Care CKM | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic Standard | MercyOne | EPO · Gold | Preferred | Accepting new patients |
| Gold Elite | MercyOne | EPO · Gold | Preferred | Accepting new patients |
| Secure | MercyOne | EPO · Catastrophic | Preferred | Accepting new patients |
| Silver Classic Standard | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Classic | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Chronic Care CKM | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | MercyOne | EPO · Silver | Preferred | Accepting new patients |
Wellmark Health Plan of Iowa, Inc.
Network data as of Sep 8, 2026, as reported by the insurer.
Show all 7 plans from Wellmark Health Plan of Iowa, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Wellmark Bronze HDHP HMO HSA Qualified | HMO · Expanded Bronze | Wellmark Blue HMO Network | Accepting new patients at some locations |
| Wellmark Bronze Traditional HMO | HMO · Expanded Bronze | Wellmark Blue HMO Network | Accepting new patients at some locations |
| Wellmark Gold Traditional HMO | HMO · Gold | Wellmark Blue HMO Network | Accepting new patients at some locations |
| Wellmark Silver Traditional HMO | HMO · Silver | Wellmark Blue HMO Network | Accepting new patients at some locations |
| Wellmark Standard Bronze HMO | HMO · Expanded Bronze | Wellmark Blue HMO Network | Accepting new patients at some locations |
| Wellmark Standard Gold HMO | HMO · Gold | Wellmark Blue HMO Network | Accepting new patients at some locations |
| Wellmark Standard Silver HMO | HMO · Silver | Wellmark Blue HMO Network | Accepting new patients at some locations |
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. John A. Hamilton is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. John A. Hamilton is enrolled to bill Medicare as a Practitioner - Orthopedic Surgery .
Bills through: Baycare Clinic Llp
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
| Bioventus | $18 |
| Smith \u0026 Nephew | $16 |
Other
| Food and Beverage | $34 |
Studies
CREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduated in 2006Additional Specialities
- Internist
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Questions & Answers
What conditions does Dr. John Adam Hamilton treat?
Dr. John Adam Hamilton provides treatment for Bursitis, Fever, Knee Replacement, Separated Shoulder, Sprained Ankle, Whiplash. For the full list see this list.
Does Dr. John Adam Hamilton have affiliation with practices?
Dr. John Adam Hamilton is affiliated with Sanford Health Walker Clinic. For the full list of practices see this list.
Does Dr. John Adam Hamilton accept patients with Wellmark Health Plan of Iowa, Inc.?
Yes, Dr. John Adam Hamilton is listed in-network for Wellmark Health Plan of Iowa, Inc. through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. John Adam Hamilton?
Dr. John Adam Hamilton's office is located at 421 East Merle Hibbs Boulevard in Marshalltown, IA 50158.
Has Dr. John Adam Hamilton affiliation with hospitals?
Dr. John Adam Hamilton is affiliated with AURORA BAYCARE MEDICAL CENTER. For the full list of hospitals see this list.