Doctor profile · Federal record

Dr. Andrew Muir, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Durham, NC

  • NPI 1093899908
  • Accepts Medicare
  • 33 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2100 Erwin RD
Durham, NC 277100001
(919) 620-4467

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 6, 2023
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
North Carolina #95-01351

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093899908. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
399
Distinct HCPCS
8
Medicare allowed
$40,257
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 185 53 $96
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 64 38 $68
99214 Established patient office or other outpatient visit, 30-39 minutes 38 35 $91
99215 Established patient office or other outpatient visit, 40-54 minutes 30 18 $132
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 26 $119
99214 Established patient office or other outpatient visit, 30-39 minutes 24 23 $116
99215 Established patient office or other outpatient visit, 40-54 minutes 20 17 $170
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 11 $127

In context: peer comparison

Among 21 peers in Durham Gastroenterology Physician, average services per provider: 124. This provider delivers 3.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7,700
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Gilead Sciences, INC. 3 $7,700.00

By nature of payment

Consulting Fee
$7,700

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
83
Patients
11
Total drug cost
$11,228
Drug Type Claims Patients Total cost
Ursodiol Generic 32 11 $8,138
Furosemide Generic 22 0 $87
Mycophenolate Mofetil Generic 16 0 $2,513
Spironolactone Generic 13 0 $489

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Muir's medical specialty?
Dr. Andrew Muir practices Gastroenterology Physician in Durham, NC.
Where does Dr. Andrew Muir practice?
Dr. Andrew Muir practices at 2100 Erwin RD, Durham, NC 277100001. Office phone: 9196204467.
What is Dr. Andrew Muir's NPI?
Dr. Andrew Muir's National Provider Identifier (NPI) is 1093899908, issued by NPPES.
Does Dr. Andrew Muir accept Medicare assignment?
Yes. Dr. Andrew Muir accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Muir commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.