Doctor profile · Federal record

Dr. Mohamad Ayas, MBBS

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

  • NPI 1093277121
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4000
Mailing address
3621 S State St
Ann Arbor, MI 481081633

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
August 3, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Michigan #4301507154

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093277121. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
618
Distinct HCPCS
6
Medicare allowed
$84,721
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 221 88 $121
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 149 142 $177
99239 Hospital discharge day management, more than 30 minutes 80 79 $117
99291 Critical care, first 30-74 minutes 79 61 $219
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 45 19 $81
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 44 21 $31

In context: peer comparison

Among 135 peers in this city , average services per provider: 77. This provider delivers 8.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
51
Patients
41
Total drug cost
$422
Drug Type Claims Patients Total cost
Omeprazole Generic 21 17 $308
Furosemide Generic 15 12 $59
Prednisone Generic 15 12 $55

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mohamad Ayas's medical specialty?
Dr. Mohamad Ayas practices Internal Medicine Physician in Ann Arbor, MI.
Where does Dr. Mohamad Ayas practice?
Dr. Mohamad Ayas practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. Mohamad Ayas's NPI?
Dr. Mohamad Ayas's National Provider Identifier (NPI) is 1093277121, issued by NPPES.
Does Dr. Mohamad Ayas accept Medicare assignment?
Yes. Dr. Mohamad Ayas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mohamad Ayas commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.