Doctor profile · Federal record

Dr. Shadi Mayasy, M.D.

Hospitalist Physician (CMS: Hospitalist) · San Diego, CA

  • NPI 1609107804
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 W Arbor Dr
San Diego, CA 921039000
(800) 926-8273
Mailing address
Po Box 232410
San Diego, CA 921932410

Credentials & registration

NPPES · NUCC
NPI registered
January 2010 — 16 yrs on file
Profile last updated
December 17, 2019
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #C156459
Medicaid
OH #0063734

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609107804. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
686
Distinct HCPCS
5
Medicare allowed
$64,759
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 527 182 $82
99239 Hospital discharge day management, more than 30 minutes 74 73 $119
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 52 52 $180
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 18 17 $123
99238 Hospital discharge day management, 30 minutes or less 15 15 $84

In context: peer comparison

Among 58 peers in San Diego Hospitalist Physician, average services per provider: 101. This provider delivers 6.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
12
Total drug cost
$236
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 12 12 $236

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Shadi Mayasy's medical specialty?
Dr. Shadi Mayasy practices Hospitalist Physician in San Diego, CA.
Where does Dr. Shadi Mayasy practice?
Dr. Shadi Mayasy practices at 200 W Arbor Dr, San Diego, CA 921039000. Office phone: 8009268273.
What is Dr. Shadi Mayasy's NPI?
Dr. Shadi Mayasy's National Provider Identifier (NPI) is 1609107804, issued by NPPES.
Does Dr. Shadi Mayasy accept Medicare assignment?
Yes. Dr. Shadi Mayasy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shadi Mayasy commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.