Doctor profile · Federal record
Dr. Gregory Duncan, D.P.M
Foot Surgery Podiatrist (CMS: Podiatry) · Davenport, IA
- NPI 1902804065
- Accepts Medicare
- 41 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
3526 Jersey Ridge RD
Davenport, IA 528072223
(563) 355-3233
fax (563) 355-8990
Credentials & registration
- NPI registered
- July 2005 — 21 yrs on file
- Profile last updated
- January 24, 2008
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 213ES0131X — NUCC code
- State license (1)
- Iowa #429
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902804065. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,391
Distinct HCPCS
10
Medicare allowed
$77,242
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
11721 |
Removal of fingernails or toenails, 6 or more nails | 648 | 251 | $41 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 166 | 126 | $52 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 135 | 26 | $61 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 112 | 112 | $67 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 89 | 89 | $103 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 66 | 53 | $84 | |
11055 |
Removal of noncancer thickened skin growth, 1 growth | 40 | 28 | $66 | |
97597 |
Removal of tissue from wound, 20.0 sq cm or less | 38 | 12 | $32 | |
11056 |
Removal of noncancer thickened skin growth, 2-4 growths | 37 | 22 | $76 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 23 | 18 | $33 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 115. This provider delivers 12× the peer median.Open Payments
Industry payments received
All-time total
$426
Transactions
10
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| TREACE MEDICAL CONCEPTS, INC. | 8 | $381.32 | |
| Solventum Corporation | 1 | $23.00 | |
| Stryker Corporation | 1 | $21.68 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
34
Patients
18
Total drug cost
$300
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 21 | 18 | $221 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 13 | 0 | $79 |
Frequently asked questions
What is Dr. Gregory Duncan's medical specialty?
Dr. Gregory Duncan practices Foot Surgery Podiatrist in Davenport, IA.
Where does Dr. Gregory Duncan practice?
Dr. Gregory Duncan practices at 3526 Jersey Ridge RD, Davenport, IA 528072223. Office phone: 5633553233.
What is Dr. Gregory Duncan's NPI?
Dr. Gregory Duncan's National Provider Identifier (NPI) is 1902804065, issued by NPPES.
Does Dr. Gregory Duncan accept Medicare assignment?
Yes. Dr. Gregory Duncan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Duncan commonly perform?
Top Medicare-reported procedures in 2023: Removal of fingernails or toenails, 6 or more nails (HCPCS 11721); Established patient office or other outpatient visit (HCPCS 99212); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.