Doctor profile · Federal record

Dr. Mark Longmuir, MD

Family Medicine Physician (CMS: General Practice) · Stanley, ND

  • NPI 1326278912
  • Accepts Medicare
  • MIPS 96.6 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
615 6Th St Se
Stanley, ND 587844444
(701) 628-2424
fax (701) 628-3274
Mailing address
Po Box 399
Stanley, ND 58784

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
June 4, 2024
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
North Dakota #12233

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326278912. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
235
Distinct HCPCS
3
Medicare allowed
$19,187
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 188 55 $73
99305 Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 34 31 $131
99315 Nursing facility discharge day management, 30 minutes or less 13 12 $80

In context: peer comparison

Among 1 peers in this city , average services per provider: 78. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$83
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Kerecis Limited 1 $33.92
Xeris Pharmaceuticals, Inc. 1 $18.27
Exact Sciences Corporation 1 $15.48
Lilly USA, LLC 1 $14.97

By nature of payment

Food and Beverage
$83

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,613
Patients
484
Total drug cost
$34,296
Drug Type Claims Patients Total cost
Furosemide Generic 454 41 $2,294
Lorazepam Generic 328 31 $1,897
Levothyroxine Sodium Generic 323 40 $3,768
Pantoprazole Sodium Generic 265 32 $2,455
Atorvastatin Calcium Generic 255 40 $2,415
Lisinopril Generic 243 45 $2,158
Metoprolol Succinate Generic 225 36 $3,205
Hydrochlorothiazide Generic 218 41 $1,016
Potassium Chloride Generic 203 22 $4,662
Sertraline Hcl Generic 199 25 $1,479

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Longmuir's medical specialty?
Dr. Mark Longmuir practices Family Medicine Physician in Stanley, ND.
Where does Dr. Mark Longmuir practice?
Dr. Mark Longmuir practices at 615 6Th St Se, Stanley, ND 587844444. Office phone: 7016282424.
What is Dr. Mark Longmuir's NPI?
Dr. Mark Longmuir's National Provider Identifier (NPI) is 1326278912, issued by NPPES.
Does Dr. Mark Longmuir accept Medicare assignment?
Yes. Dr. Mark Longmuir accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Longmuir commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Initial nursing facility care with moderate level of medical decision making (HCPCS 99305); Nursing facility discharge day management (HCPCS 99315). Source: CMS Medicare Physician & Other Practitioners file.