Doctor profile · Federal record

Dr. Quentin McMullen, MD

Internal Medicine Physician (CMS: Internal Medicine) · Ann Arbor, MI

  • NPI 1720129240
  • 40 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1825 W Stadium Blvd
Ann Arbor, MI 481034501
(734) 222-1491
Mailing address
820 Granger Ave
Ann Arbor, MI 481043828

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301069607

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720129240. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
49
Distinct HCPCS
1
Medicare allowed
$6,011
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 49 27 $123

In context: peer comparison

Among 135 peers in this city , average services per provider: 77. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
53
Patients
0
Total drug cost
$488
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 30 0 $365
Losartan Potassium Generic 12 0 $50
Triamterene-Hydrochlorothiazid (Triamterene/Hydrochlorothiazid) Brand 11 0 $74

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Quentin McMullen's medical specialty?
Dr. Quentin McMullen practices Internal Medicine Physician in Ann Arbor, MI.
Where does Dr. Quentin McMullen practice?
Dr. Quentin McMullen practices at 1825 W Stadium Blvd, Ann Arbor, MI 481034501. Office phone: 7342221491.
What is Dr. Quentin McMullen's NPI?
Dr. Quentin McMullen's National Provider Identifier (NPI) is 1720129240, issued by NPPES.
Does Dr. Quentin McMullen accept Medicare assignment?
Dr. Quentin McMullen does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Quentin McMullen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.