Doctor profile · Federal record

Dr. Guy Slann, D.P.M.

Foot & Ankle Surgery Podiatrist (CMS: Podiatry) · Williston, ND

  • NPI 1487945630
  • 17 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
322 Main St Ste 104
Williston, ND 588015457
(701) 572-4094
fax (866) 851-5712

Credentials & registration

NPPES · NUCC
NPI registered
April 2011 — 15 yrs on file
Profile last updated
March 14, 2026
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
213ES0103X — NUCC code
State license (1)
North Dakota #66

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487945630. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
311
Distinct HCPCS
4
Medicare allowed
$29,288
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 194 74 $88
99203 New patient office or other outpatient visit, 30-44 minutes 56 56 $108
11042 Removal of skin and tissue, 20.0 sq cm or less 45 15 $126
73630 X-ray of foot, minimum of 3 views 16 12 $34

In context: peer comparison

Among 1 peers in Williston Foot & Ankle Surgery Podiatrist, average services per provider: 77. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$206
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Organogenesis INC. 3 $138.77
Treace Medical Concepts, INC. 1 $66.92

By nature of payment

Food and Beverage
$206

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
52
Patients
14
Total drug cost
$434
Drug Type Claims Patients Total cost
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 22 14 $191
Doxycycline Hyclate Generic 17 0 $190
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 13 0 $53

Frequently asked questions

Auto-generated from federal data
What is Dr. Guy Slann's medical specialty?
Dr. Guy Slann practices Foot & Ankle Surgery Podiatrist in Williston, ND.
Where does Dr. Guy Slann practice?
Dr. Guy Slann practices at 322 Main St Ste 104, Williston, ND 588015457. Office phone: 7015724094.
What is Dr. Guy Slann's NPI?
Dr. Guy Slann's National Provider Identifier (NPI) is 1487945630, issued by NPPES.
Does Dr. Guy Slann accept Medicare assignment?
Dr. Guy Slann does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Guy Slann commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Removal of skin and tissue, 20.0 sq cm or less (HCPCS 11042). Source: CMS Medicare Physician & Other Practitioners file.