Doctor profile · Federal record
Dr. John Hamersma, M.D.
Family Medicine Physician (CMS: Family Practice) · Wyoming, MI
- NPI 1033108329
- Accepts Medicare
- MIPS 93.8 / 100 · 2023
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2093 Health Dr Sw, Ste 200
Wyoming, MI 49519
(616) 459-3158
fax (616) 819-2222 - Mailing address
-
1900 Wealthy St Se Ste 150
Grand Rapids, MI 495062969
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- June 21, 2016
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Michigan #4301074575
- Medicaid
- MI #4949420
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1033108329. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
930
Distinct HCPCS
10
Medicare allowed
$45,628
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 209 | 103 | $121 | |
36415 |
Insertion of needle into vein for collection of blood sample | 159 | 84 | $7 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 92 | 92 | $123 | |
80053 |
Blood test, comprehensive group of blood chemicals | 87 | 64 | $10 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 70 | 57 | $13 | |
G0328 |
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous | 69 | 69 | $17 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 62 | 58 | $16 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 49 | 44 | $7 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 28 | 23 | $84 | |
G0103 |
Prostate cancer screening; prostate specific antigen test (psa) | 23 | 23 | $19 |
In context: peer comparison
Among 5 peers in Wyoming Family Medicine Physician, average services per provider: 79. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$40
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals Lp | 1 | $21.00 | |
| Novo Nordisk INC | 1 | $19.23 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,278
Patients
1,198
Total drug cost
$303,965
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 590 | 167 | $13,662 |
| Levothyroxine Sodium | Generic | 517 | 121 | $12,733 |
| Lisinopril | Generic | 446 | 122 | $5,987 |
| Amlodipine Besylate | Generic | 375 | 104 | $5,313 |
| Rosuvastatin Calcium | Generic | 325 | 91 | $17,614 |
| Hydrochlorothiazide | Generic | 289 | 81 | $2,720 |
| Ezetimibe | Generic | 282 | 76 | $17,871 |
| Omeprazole | Generic | 282 | 83 | $5,502 |
| Montelukast Sodium | Generic | 235 | 79 | $4,177 |
| Metoprolol Succinate | Generic | 227 | 63 | $6,357 |
Hospital affiliations
Frequently asked questions
What is Dr. John Hamersma's medical specialty?
Dr. John Hamersma practices Family Medicine Physician in Wyoming, MI.
Where does Dr. John Hamersma practice?
Dr. John Hamersma practices at 2093 Health Dr Sw, Wyoming, MI 49519. Office phone: 6164593158.
What is Dr. John Hamersma's NPI?
Dr. John Hamersma's National Provider Identifier (NPI) is 1033108329, issued by NPPES.
Does Dr. John Hamersma accept Medicare assignment?
Yes. Dr. John Hamersma accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Hamersma commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.