Doctor profile · Federal record

Dr. CLINTON MCMAHILL, M.D.

Internal Medicine Physician (CMS: INTERNAL MEDICINE) · Student in an Organized Health Care Education/Training Program · LANDER, WY

  • NPI 1245556190
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
745 BUENA VISTA DR
LANDER, WY 825203431
(307) 332-2941

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
July 25, 2013
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Wyoming #TL2257

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1245556190. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,444
Distinct HCPCS
10
Medicare allowed
$298,397
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 804 136 $62
36415 Insertion of needle into vein for collection of blood sample 721 336 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 560 279 $128
99213 Established patient office or other outpatient visit, 20-29 minutes 328 220 $90
80053 Blood test, comprehensive group of blood chemicals 285 232 $10
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 240 40 $47
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 207 140 $8
80061 Blood test, lipids (cholesterol and triglycerides) 202 173 $13
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 198 198 $130
83036 Hemoglobin a1c level 188 104 $10

In context: peer comparison

Among 2 peers in this city , average services per provider: 113. This provider delivers 48× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 1 $16.33

By nature of payment

Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,310
Patients
816
Total drug cost
$361,193
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 544 148 $7,578
Levothyroxine Sodium Generic 427 90 $6,445
Lisinopril Generic 233 59 $1,941
Losartan Potassium Generic 232 57 $4,190
Amlodipine Besylate Generic 225 53 $2,321
Metformin Hcl Generic 223 57 $2,329
Eliquis (Apixaban) Brand 221 44 $159,615
Gabapentin Generic 202 43 $5,363
Omeprazole Generic 183 51 $3,090
Tamsulosin Hcl Generic 158 39 $3,037

Hospital affiliations

CMS Hospital Compare