Doctor profile · Federal record
Dr. Jeffrey Williamson, DO
Family Medicine Physician (CMS: Family Practice) · Rockford, MI
- NPI 1881641165
- Accepts Medicare
- 34 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
6785 Myers Lake Ave Ne
Rockford, MI 49341
(616) 884-5191
fax (616) 884-5192 - Mailing address
-
Po Box 260
Rockford, MI 49341
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- January 27, 2020
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Michigan #JW011762
- Medicaid
- MI #48103028
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881641165. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
297
Distinct HCPCS
7
Medicare allowed
$31,214
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 160 | 87 | $122 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 44 | 44 | $118 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 29 | 22 | $86 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 18 | 14 | $171 | |
83036 |
Hemoglobin a1c level | 17 | 15 | $10 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 15 | 15 | $39 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 14 | 13 | $14 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 42. This provider delivers 7.1× the peer median.Open Payments
Industry payments received
All-time total
$668
Transactions
33
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 6 | $126.73 | |
| GlaxoSmithKline, LLC. | 5 | $72.82 | |
| Lilly USA, LLC | 3 | $52.20 | |
| AstraZeneca Pharmaceuticals LP | 3 | $50.13 | |
| Lundbeck LLC | 2 | $43.73 | |
| Otsuka America Pharmaceutical, Inc. | 2 | $41.17 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $40.06 | |
| Supernus Pharmaceuticals, Inc. | 2 | $37.53 | |
| ABBVIE INC. | 2 | $31.12 | |
| Dexcom, Inc. | 1 | $30.60 | |
| Astellas Pharma US Inc | 1 | $29.96 | |
| Exact Sciences Corporation | 1 | $26.93 | |
| Neurocrine Biosciences, Inc. | 1 | $26.92 | |
| Collegium Pharmaceutical, Inc. | 1 | $23.83 | |
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) | 1 | $19.32 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,006
Patients
705
Total drug cost
$33,618
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 330 | 118 | $6,592 |
| Levothyroxine Sodium | Generic | 216 | 62 | $3,562 |
| Omeprazole | Generic | 155 | 51 | $2,217 |
| Furosemide | Generic | 152 | 51 | $1,061 |
| Amlodipine Besylate | Generic | 148 | 52 | $1,771 |
| Lisinopril | Generic | 140 | 50 | $1,541 |
| Tamsulosin Hcl | Generic | 114 | 40 | $1,747 |
| Pantoprazole Sodium | Generic | 113 | 36 | $2,088 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 108 | 47 | $2,047 |
| Losartan Potassium | Generic | 103 | 35 | $1,927 |
Frequently asked questions
What is Dr. Jeffrey Williamson's medical specialty?
Dr. Jeffrey Williamson practices Family Medicine Physician in Rockford, MI.
Where does Dr. Jeffrey Williamson practice?
Dr. Jeffrey Williamson practices at 6785 Myers Lake Ave Ne, Rockford, MI 49341. Office phone: 6168845191.
What is Dr. Jeffrey Williamson's NPI?
Dr. Jeffrey Williamson's National Provider Identifier (NPI) is 1881641165, issued by NPPES.
Does Dr. Jeffrey Williamson accept Medicare assignment?
Yes. Dr. Jeffrey Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Williamson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.