Doctor profile · Federal record

Dr. Marie Claire O'Dwyer, Mb BCH BAO

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

  • NPI 1932619798
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1801 Briarwood Circle, Building 10
Ann Arbor, MI 481083347
(734) 998-7390
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
October 2017 — 9 yrs on file
Profile last updated
February 19, 2024
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301113287

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932619798. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
187
Distinct HCPCS
4
Medicare allowed
$19,277
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 72 64 $99
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 54 54 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 48 42 $67
99215 Established patient office or other outpatient visit, 40-54 minutes 13 13 $146

In context: peer comparison

Among 135 peers in Ann Arbor Internal Medicine Physician, average services per provider: 77. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
763
Patients
145
Total drug cost
$57,368
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 111 31 $1,778
Losartan Potassium Generic 86 22 $1,732
Lisinopril Generic 69 17 $753
Hydrochlorothiazide Generic 59 16 $279
Amlodipine Besylate Generic 54 12 $481
Levothyroxine Sodium Generic 54 16 $1,236
Trazodone Hcl Generic 48 15 $1,126
Omeprazole Generic 46 16 $1,213
Gabapentin Generic 42 0 $574
Metformin Hcl ER (Metformin Hcl) Brand 40 0 $766

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marie Claire O'Dwyer's medical specialty?
Dr. Marie Claire O'Dwyer practices Internal Medicine Physician in Ann Arbor, MI.
Where does Dr. Marie Claire O'Dwyer practice?
Dr. Marie Claire O'Dwyer practices at 1801 Briarwood Circle, Ann Arbor, MI 481083347. Office phone: 7349987390.
What is Dr. Marie Claire O'Dwyer's NPI?
Dr. Marie Claire O'Dwyer's National Provider Identifier (NPI) is 1932619798, issued by NPPES.
Does Dr. Marie Claire O'Dwyer accept Medicare assignment?
Yes. Dr. Marie Claire O'Dwyer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marie Claire O'Dwyer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.