Doctor profile · Federal record

Dr. Marshal Gwynn, DPM

Podiatrist (CMS: Podiatry) · Podiatrist · Princeton, WV

  • NPI 1407173982
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
401 Rogers St
Princeton, WV 247403636
(304) 487-9442
fax (330) 536-0069
Mailing address
Po Box 365
Prosperity, WV 259090365

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
June 9, 2020
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
213E00000X — NUCC code
State licenses (2)
Virginia #0103301085 · West Virginia #10436

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407173982. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,320
Distinct HCPCS
10
Medicare allowed
$135,876
HCPCS Description Services Patients Avg allowed
11720 Removal of fingernails or toenails, 1-5 nails 895 341 $31
J1100 Injection, dexamethasone sodium phosphate, 1 mg 694 84 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 364 246 $86
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 278 66 $1
11721 Removal of fingernails or toenails, 6 or more nails 176 114 $42
73620 X-ray of foot, 2 views 137 93 $27
99203 New patient office or other outpatient visit, 30-44 minutes 114 114 $108
97597 Removal of tissue from wound, 20.0 sq cm or less 110 44 $94
99212 Established patient office or other outpatient visit, 10-19 minutes 109 91 $54
20550 Injection into tendon or ligament 103 58 $67

In context: peer comparison

Among 2 peers in this city , average services per provider: 138. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,328
Transactions
44
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Organogenesis Inc. 30 $739.38
ConvaTec Inc. 3 $204.92
TREACE MEDICAL CONCEPTS, INC. 1 $135.66
Averitas Pharma Inc. 4 $120.36
Amgen Inc. 2 $37.25
Paratek Pharmaceuticals, Inc. 1 $23.70
Bioventus LLC 1 $23.48
Smith+Nephew, Inc. 1 $22.52
ABBVIE INC. 1 $20.91

By nature of payment

Food and Beverage
$1,193
Travel and Lodging
$136

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,417
Patients
492
Total drug cost
$33,651
Drug Type Claims Patients Total cost
Gabapentin Generic 607 84 $11,966
Ketoconazole Generic 161 89 $7,082
Pregabalin Generic 156 34 $5,737
Lidocaine-Prilocaine (Lidocaine/Prilocaine) Brand 90 40 $2,534
Ciprofloxacin Hcl Generic 76 46 $641
Clindamycin Hcl Generic 74 49 $858
Mupirocin Generic 55 32 $475
Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) Brand 28 16 $1,045
Ciclopirox Generic 27 20 $1,013
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 26 22 $288

Frequently asked questions

Auto-generated from federal data
What is Dr. Marshal Gwynn's medical specialty?
Dr. Marshal Gwynn practices Podiatrist in Princeton, WV.
Where does Dr. Marshal Gwynn practice?
Dr. Marshal Gwynn practices at 401 Rogers St, Princeton, WV 247403636. Office phone: 3044879442.
What is Dr. Marshal Gwynn's NPI?
Dr. Marshal Gwynn's National Provider Identifier (NPI) is 1407173982, issued by NPPES.
Does Dr. Marshal Gwynn accept Medicare assignment?
Yes. Dr. Marshal Gwynn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marshal Gwynn commonly perform?
Top Medicare-reported procedures in 2023: Removal of fingernails or toenails, 1-5 nails (HCPCS 11720); Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.