Doctor profile · Federal record
Dr. Gregory Vanwienen, MD
Family Medicine Physician (CMS: Family Practice) · Jenison, MI
- NPI 1194771972
- Accepts Medicare
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7780 20Th Ave
Jenison, MI 494288524
(616) 685-8700
fax (616) 457-5567 - Mailing address
-
245 State St Se
Grand Rapids, MI 495034328
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- December 28, 2021
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Michigan #4301063899
- Medicaid (4)
- MI #3416300 · MI #4155666 · MI #4876870 · MI #3358029
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194771972. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
86
Distinct HCPCS
2
Medicare allowed
$7,369
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 73 | 48 | $89 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 13 | 11 | $66 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 55. This provider delivers 1.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,184
Patients
606
Total drug cost
$43,304
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 323 | 85 | $6,641 |
| Levothyroxine Sodium | Generic | 291 | 75 | $8,307 |
| Lisinopril | Generic | 214 | 61 | $3,016 |
| Amlodipine Besylate | Generic | 210 | 60 | $2,963 |
| Omeprazole | Generic | 187 | 53 | $3,694 |
| Hydrochlorothiazide | Generic | 175 | 49 | $1,145 |
| Losartan Potassium | Generic | 122 | 31 | $2,652 |
| Metoprolol Succinate | Generic | 111 | 33 | $3,531 |
| Pantoprazole Sodium | Generic | 85 | 24 | $2,275 |
| Tamsulosin Hcl | Generic | 83 | 28 | $1,836 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Vanwienen's medical specialty?
Dr. Gregory Vanwienen practices Family Medicine Physician in Jenison, MI.
Where does Dr. Gregory Vanwienen practice?
Dr. Gregory Vanwienen practices at 7780 20Th Ave, Jenison, MI 494288524. Office phone: 6166858700.
What is Dr. Gregory Vanwienen's NPI?
Dr. Gregory Vanwienen's National Provider Identifier (NPI) is 1194771972, issued by NPPES.
Does Dr. Gregory Vanwienen accept Medicare assignment?
Yes. Dr. Gregory Vanwienen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Vanwienen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.