Doctor profile · Federal record
Dr. William Ahrens, MD
Family Medicine Physician (CMS: Family Practice) · Grand Rapids, MI
- NPI 1417994088
- Accepts Medicare
- 25 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1471 E Beltline Ave Ne, Ste 201
Grand Rapids, MI 495254548
(616) 685-8620
fax (616) 447-7674 - Mailing address
-
1900 44Th St Se
Kentwood, MI 495085008
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- April 12, 2017
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Michigan #4301078260
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1417994088. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
127
Distinct HCPCS
3
Medicare allowed
$11,475
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 91 | 50 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 22 | 19 | $94 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 14 | 13 | $64 |
In context: peer comparison
Among 74 peers in this city , average services per provider: 50. This provider delivers 2.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,418
Patients
431
Total drug cost
$28,064
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 210 | 70 | $4,578 |
| Lisinopril | Generic | 151 | 48 | $2,075 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 144 | 25 | $3,229 |
| Levothyroxine Sodium | Generic | 143 | 43 | $4,075 |
| Amlodipine Besylate | Generic | 117 | 38 | $1,337 |
| Losartan Potassium | Generic | 107 | 32 | $2,117 |
| Omeprazole | Generic | 93 | 31 | $1,973 |
| Metformin Hcl | Generic | 74 | 24 | $945 |
| Metoprolol Succinate | Generic | 66 | 23 | $2,482 |
| Gabapentin | Generic | 62 | 24 | $1,196 |
Hospital affiliations
Frequently asked questions
What is Dr. William Ahrens's medical specialty?
Dr. William Ahrens practices Family Medicine Physician in Grand Rapids, MI.
Where does Dr. William Ahrens practice?
Dr. William Ahrens practices at 1471 E Beltline Ave Ne, Grand Rapids, MI 495254548. Office phone: 6166858620.
What is Dr. William Ahrens's NPI?
Dr. William Ahrens's National Provider Identifier (NPI) is 1417994088, issued by NPPES.
Does Dr. William Ahrens accept Medicare assignment?
Yes. Dr. William Ahrens accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Ahrens 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 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.