Doctor profile · Federal record
Dr. John Duff, MD
Family Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Midland, MI
- NPI 1225125222
- Accepts Medicare
- 20 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2213 Dilloway Dr
Midland, MI 486406767
(989) 493-3882 - Mailing address
-
4009 Orchard Dr
Midland, MI 486406122
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- April 18, 2011
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State licenses (2)
- Michigan #JD088515 · Michigan #4301088515
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225125222. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
178
Distinct HCPCS
2
Medicare allowed
$18,662
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 130 | 127 | $118 | |
99283 |
Emergency department visit with low level of medical decision making | 48 | 47 | $69 |
In context: peer comparison
Among 22 peers in this city , average services per provider: 161. This provider delivers 1.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
310
Patients
301
Total drug cost
$2,411
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 61 | 58 | $201 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 58 | 57 | $183 |
| Ondansetron Hcl | Generic | 51 | 51 | $229 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 22 | 22 | $197 |
| Cephalexin | Generic | 19 | 19 | $124 |
| Naproxen | Generic | 17 | 14 | $305 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 15 | 15 | $161 |
| Azithromycin | Generic | 15 | 15 | $87 |
| Cyclobenzaprine Hcl | Generic | 15 | 15 | $27 |
| Fluticasone Propionate | Generic | 14 | 13 | $374 |
Hospital affiliations
Frequently asked questions
What is Dr. John Duff's medical specialty?
Dr. John Duff practices Family Medicine Physician in Midland, MI.
Where does Dr. John Duff practice?
Dr. John Duff practices at 2213 Dilloway Dr, Midland, MI 486406767. Office phone: 9894933882.
What is Dr. John Duff's NPI?
Dr. John Duff's National Provider Identifier (NPI) is 1225125222, issued by NPPES.
Does Dr. John Duff accept Medicare assignment?
Yes. Dr. John Duff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Duff commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.