Doctor profile · Federal record
Dr. Aaron Defrang, DO
Family Medicine Physician (CMS: Family Practice) · Rockford, MI
- NPI 1689886608
- Accepts Medicare
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8501 Meadow Crk
Rockford, MI 493417524
(616) 267-7884 - Mailing address
-
100 Michigan St Ne # Mc845
Grand Rapids, MI 495032560
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- March 2, 2021
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Michigan #5101016395
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689886608. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
457
Distinct HCPCS
8
Medicare allowed
$27,351
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 192 | 108 | $84 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 88 | 88 | $30 | |
83036 |
Hemoglobin a1c level | 43 | 23 | $9 | |
G0008 |
Administration of influenza virus vaccine | 37 | 36 | $29 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 36 | 35 | $71 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 35 | 31 | $68 | |
90480 |
Admn sarscov2 vacc 1 dose | 13 | 13 | $36 | |
91322 |
Sarscov2 vac 50 mcg/0.5ml im | 13 | 13 | $132 |
In context: peer comparison
Among 9 peers in Rockford Family Medicine Physician, average services per provider: 42. This provider delivers 11× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
2,526
Patients
724
Total drug cost
$48,168
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 510 | 136 | $11,977 |
| Lisinopril | Generic | 257 | 71 | $3,327 |
| Omeprazole | Generic | 230 | 72 | $4,630 |
| Amlodipine Besylate | Generic | 224 | 67 | $2,990 |
| Levothyroxine Sodium | Generic | 212 | 51 | $4,392 |
| Lisinopril-Hydrochlorothiazide (Lisinopril/Hydrochlorothiazide) | Brand | 176 | 51 | $2,866 |
| Metformin Hcl | Generic | 137 | 36 | $1,677 |
| Tamsulosin Hcl | Generic | 129 | 38 | $2,439 |
| Losartan Potassium | Generic | 107 | 28 | $1,896 |
| Metoprolol Succinate | Generic | 105 | 33 | $3,127 |
Hospital affiliations
Frequently asked questions
What is Dr. Aaron Defrang's medical specialty?
Dr. Aaron Defrang practices Family Medicine Physician in Rockford, MI.
Where does Dr. Aaron Defrang practice?
Dr. Aaron Defrang practices at 8501 Meadow Crk, Rockford, MI 493417524. Office phone: 6162677884.
What is Dr. Aaron Defrang's NPI?
Dr. Aaron Defrang's National Provider Identifier (NPI) is 1689886608, issued by NPPES.
Does Dr. Aaron Defrang accept Medicare assignment?
Yes. Dr. Aaron Defrang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Defrang 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); Hemoglobin a1c level (HCPCS 83036). Source: CMS Medicare Physician & Other Practitioners file.