Doctor profile · Federal record

Dr. Douglas Colquhoun, MD

Anesthesiology Physician (CMS: Anesthesiology) · Student in an Organized Health Care Education/Training Program · Critical Care Medicine (Anesthesiology) Physician · Ann Arbor, MI

  • NPI 1255697827
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4000
Additional location
1500 E Medical Center Dr., 1H247 University Hospital
Ann Arbor, MI 481095048
(734) 936-4280
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
February 21, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Michigan #4301109130 · Michigan #7301109130

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255697827. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$1,109
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 12 12 $92

In context: peer comparison

Among 90 peers in this city , average services per provider: 25. This provider delivers 0.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Colquhoun's medical specialty?
Dr. Douglas Colquhoun practices Anesthesiology Physician in Ann Arbor, MI.
Where does Dr. Douglas Colquhoun practice?
Dr. Douglas Colquhoun practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. Douglas Colquhoun's NPI?
Dr. Douglas Colquhoun's National Provider Identifier (NPI) is 1255697827, issued by NPPES.
Does Dr. Douglas Colquhoun accept Medicare assignment?
Yes. Dr. Douglas Colquhoun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Douglas Colquhoun commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.