Dr. John W. Hamersma
- Gender: Male
- Experience: 22 years
- Graduated from: Michigan State University College Of Human Medicine
- Graduation year: 1999
- Sole propriator: No
- NPI: 1033108329
Dr. John W. Hamersma M.D.
Family Physician
He is located at 2093 Health Drive Southwest Ste 200 in Wyoming, MI 49519. Can help patients with the following: Arthritis, Autism, Chronic Obstructive Pulmonary Disease (COPD), Obesity, Prenatal Care, Women's Health. His National Provider Identifier (NPI) number is 1033108329. Appointment can be made via the phone number (616) 459-3158. He is affiliated with 1 practices and 4 hospitals.
Conditions treated
Dr. John W. Hamersma, being an family physician, 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 W. Hamersma.
- Abdominal Pain
- Aging In Place
- Anxiety
- Arthritis
- Asthma
- Autism
- Birth Control Counseling
- Breastfeeding and Lactation
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Diabetes
- Fever
- General Care
- Headache
- Heart Disease
- High Blood Pressure
- Hyperlipidemia
- Hypothyroidism
- Infant Care
- Influenza
- Migraine
- Mold Exposure
- Nausea and Vomiting
- Obesity
- Osteoarthritis (OA)
- Osteoporosis
- Pregnancy
- Prenatal Care
- Prescription Refill
- Thyroid Disease
- Women's Health
Procedures Performed by Dr. John W. Hamersma
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John W. Hamersma as in-network for the following 2026 plans.
Health plans
Ambetter from Meridian
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 9 plans from Ambetter from Meridian
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Clear Silver | HMO · Silver | Preferred | Accepting new patients |
| Elite Gold | HMO · Gold | Preferred | Accepting new patients |
| Elite Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Everyday Gold | HMO · Gold | Preferred | Accepting new patients |
| Everyday Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
Blue Care Network of Michigan
Network data as of Aug 19, 2026, as reported by the insurer.
Show all 9 plans from Blue Care Network of Michigan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Cross® Preferred HMO Bronze Extra | HMO · Expanded Bronze | Null | Accepting new patients |
| Blue Cross® Preferred HMO Bronze Saver HSA | HMO · Expanded Bronze | Null | Accepting new patients |
| Blue Cross® Preferred HMO Bronze Secure | HMO · Bronze | Null | Accepting new patients |
| Blue Cross® Preferred HMO Gold | HMO · Gold | Null | Accepting new patients |
| Blue Cross® Preferred HMO Gold Extra | HMO · Gold | Null | Accepting new patients |
| Blue Cross® Preferred HMO Silver | HMO · Silver | Null | Accepting new patients |
| Blue Cross® Preferred HMO Silver Extra | HMO · Silver | Null | Accepting new patients |
| Blue Cross® Preferred HMO Silver Saver | HMO · Silver | Null | Accepting new patients |
| Blue Cross® Preferred HMO Value | HMO · Catastrophic | Null | Accepting new patients |
Blue Cross Blue Shield of Michigan Mutual Insurance Company
Network data as of Aug 19, 2026, as reported by the insurer.
Show all 9 plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Blue Cross® Premier PPO Bronze Extra | PPO · Expanded Bronze | Null | Not accepting new patients |
| Blue Cross® Premier PPO Bronze Saver HSA | PPO · Expanded Bronze | Null | Not accepting new patients |
| Blue Cross® Premier PPO Bronze Secure | PPO · Bronze | Null | Not accepting new patients |
| Blue Cross® Premier PPO Gold | PPO · Gold | Null | Not accepting new patients |
| Blue Cross® Premier PPO Gold Extra | PPO · Gold | Null | Not accepting new patients |
| Blue Cross® Premier PPO Silver | PPO · Silver | Null | Not accepting new patients |
| Blue Cross® Premier PPO Silver Extra | PPO · Silver | Null | Not accepting new patients |
| Blue Cross® Premier PPO Silver Saver HSA | PPO · Silver | Null | Not accepting new patients |
| Blue Cross® Premier PPO Value | PPO · Catastrophic | Null | Not accepting new patients |
McLaren Health Plan Community
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 27 plans from McLaren Health Plan Community
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| MHP Bronze | HMO · Bronze | In Network | Accepting new patients |
| MHP Bronze | HMO · Bronze | Out of Network | Accepting new patients |
| MHP Bronze | HMO · Bronze | Rewards | Accepting new patients |
| MHP Bronze Saver (Expanded) | HMO · Expanded Bronze | In Network | Accepting new patients |
| MHP Bronze Saver (Expanded) | HMO · Expanded Bronze | Out of Network | Accepting new patients |
| MHP Bronze Saver (Expanded) | HMO · Expanded Bronze | Rewards | Accepting new patients |
| MHP Expanded Bronze Standard | HMO · Expanded Bronze | In Network | Accepting new patients |
| MHP Expanded Bronze Standard | HMO · Expanded Bronze | Out of Network | Accepting new patients |
| MHP Expanded Bronze Standard | HMO · Expanded Bronze | Rewards | Accepting new patients |
| MHP Gold | HMO · Gold | In Network | Accepting new patients |
| MHP Gold | HMO · Gold | Out of Network | Accepting new patients |
| MHP Gold | HMO · Gold | Rewards | Accepting new patients |
| MHP Gold Standard | HMO · Gold | In Network | Accepting new patients |
| MHP Gold Standard | HMO · Gold | Out of Network | Accepting new patients |
| MHP Gold Standard | HMO · Gold | Rewards | Accepting new patients |
| MHP Silver Exchange | HMO · Silver | In Network | Accepting new patients |
| MHP Silver Exchange | HMO · Silver | Out of Network | Accepting new patients |
| MHP Silver Exchange | HMO · Silver | Rewards | Accepting new patients |
| MHP Silver Exchange Rewards | HMO · Silver | In Network | Accepting new patients |
| MHP Silver Exchange Rewards | HMO · Silver | Out of Network | Accepting new patients |
| MHP Silver Exchange Rewards | HMO · Silver | Rewards | Accepting new patients |
| MHP Silver Standard | HMO · Silver | In Network | Accepting new patients |
| MHP Silver Standard | HMO · Silver | Out of Network | Accepting new patients |
| MHP Silver Standard | HMO · Silver | Rewards | Accepting new patients |
| MHP Young Adult/Catastrophic | HMO · Catastrophic | In Network | Accepting new patients |
| MHP Young Adult/Catastrophic | HMO · Catastrophic | Out of Network | Accepting new patients |
| MHP Young Adult/Catastrophic | HMO · Catastrophic | Rewards | Accepting new patients |
Priority Health
Network data as of Aug 26, 2026, as reported by the insurer.
Show all 25 plans from Priority Health
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| MyPriority Balanced Silver | HMO · Silver | Mypriority HMO | Not accepting new patients |
| MyPriority Balanced Silver Corewell Health West Michigan Network | HMO · Silver | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Balanced Silver Corewell Health West Michigan Network (Allegan, Barry) | HMO · Silver | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Enhanced Gold Corewell Health West Michigan Network | HMO · Gold | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Enhanced Gold Corewell Health West Michigan Network (Allegan, Barry) | HMO · Gold | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Premier Silver | HMO · Silver | Mypriority HMO | Not accepting new patients |
| MyPriority Premier Silver Corewell Health West Michigan Network | HMO · Silver | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Premier Silver Corewell Health West Michigan Network (Allegan, Barry) | HMO · Silver | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Standard Bronze | HMO · Expanded Bronze | Mypriority HMO | Not accepting new patients |
| MyPriority Standard Bronze - Corewell Health West Michigan Network | HMO · Expanded Bronze | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Standard Bronze - Corewell Health West Michigan Network (Allegan, Barry) | HMO · Expanded Bronze | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Standard Bronze - Travel | HMO · Expanded Bronze | Mypriority HMO | Not accepting new patients |
| MyPriority Standard Gold | HMO · Gold | Mypriority HMO | Not accepting new patients |
| MyPriority Standard Gold Corewell Health West Michigan Network | HMO · Gold | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Standard Gold Corewell Health West Michigan Network (Allegan, Barry) | HMO · Gold | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Standard Silver | HMO · Silver | Mypriority HMO | Not accepting new patients |
| MyPriority Standard Silver - Corewell Health West Michigan Network | HMO · Silver | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Standard Silver - Corewell Health West Michigan Network (Allegan, Barry) | HMO · Silver | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Standard Silver - Travel | HMO · Silver | Mypriority HMO | Not accepting new patients |
| MyPriority Value Bronze | HMO · Expanded Bronze | Mypriority HMO | Not accepting new patients |
| MyPriority Value Bronze Corewell Health West Michigan Network | HMO · Expanded Bronze | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Value Bronze Corewell Health West Michigan Network (Allegan, Barry) | HMO · Expanded Bronze | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Value Bronze HSA | HMO · Expanded Bronze | Mypriority HMO | Not accepting new patients |
| MyPriority Value Bronze HSA Corewell Health West Michigan Network | HMO · Expanded Bronze | Corewell West Narrow HMO | Not accepting new patients |
| MyPriority Value Bronze HSA Corewell Health West Michigan Network (Allegan, Barry) | HMO · Expanded Bronze | Corewell West Narrow HMO | Not accepting new patients |
UnitedHealthcare
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 13 plans from UnitedHealthcare
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| UHC Bronze Copay Focus (No Referrals) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential (No Referrals) | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Essential+ (Dental + Vision, No Referrals) | HMO · Bronze | Non Preferred | Accepting new patients |
| UHC Bronze Standard (No Referrals) | HMO · Expanded Bronze | Non Preferred | Accepting new patients |
| UHC Gold Advantage (No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Advantage+ (Dental + Vision, No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Copay Focus (No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Gold Standard (No Referrals) | HMO · Gold | Non Preferred | Accepting new patients |
| UHC Silver Advantage (No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Advantage+ (Dental + Vision, No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Standard (No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Value (No Referrals) | HMO · Silver | Non Preferred | Accepting new patients |
| UHC Silver Value+ (Dental + Vision, No Referrals) | HMO · Silver | Non 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. John W. Hamersma 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 W. Hamersma is enrolled to bill Medicare as a Practitioner - Family Practice .
Bills through: Grand Valley Medical Specialists Plc
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
| Stryker | $113 |
| The Spectranetics | $73 |
| Novartis | $55 |
Other
| Food and Beverage | $185 |
| Other | $74 |
Studies
MICHIGAN STATE UNIVERSITY COLLEGE OF HUMAN MEDICINE
Graduated in 1999
Affiliated hospitals
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Questions & Answers
Where can you meet with Dr. John W. Hamersma?
Dr. John W. Hamersma's office is located at 2093 Health Drive Southwest Ste 200 in Wyoming, MI 49519.
Does Dr. John W. Hamersma have affiliation with practices?
Dr. John W. Hamersma is affiliated with Spectrum Health Surgical Center - East Paris.
Has Dr. John W. Hamersma affiliation with hospitals?
Dr. John W. Hamersma is affiliated with MERCY HEALTH SAINT MARY'S. For the full list of hospitals see this list.
Does Dr. John W. Hamersma accept patients with Blue Care Network of Michigan?
Yes, Dr. John W. Hamersma is listed in-network for Blue Care Network of Michigan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. John W. Hamersma treat?
Dr. John W. Hamersma provides treatment for Arthritis, Autism, Chronic Obstructive Pulmonary Disease (COPD), Obesity, Prenatal Care, Women's Health. For the full list see this list.