Doctor profile · Federal record

Dr. Omar Darwish, D.O.

Hospitalist Physician (CMS: Internal Medicine) · Orange, CA

  • NPI 1497980932
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S
Orange, CA 928683201
(714) 880-7812
Additional location
425 Enclave Cir, Apt 201
Costa Mesa, CA 926268274
(707) 208-7826
Mailing address
200 S Manchester Ave Ste 300
Orange, CA 928683219

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
April 10, 2023
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
California #20A10612

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1497980932. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
683
Distinct HCPCS
8
Medicare allowed
$79,681
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 219 85 $85
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 178 69 $127
99239 Hospital discharge day management, more than 30 minutes 117 114 $124
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 56 56 $186
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 53 53 $139
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 28 12 $53
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $143
99215 Established patient office or other outpatient visit, 40-54 minutes 14 14 $154

In context: peer comparison

Among 28 peers in this city , average services per provider: 119. This provider delivers 5.7× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Omar Darwish's medical specialty?
Dr. Omar Darwish practices Hospitalist Physician in Orange, CA.
Where does Dr. Omar Darwish practice?
Dr. Omar Darwish practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7148807812.
What is Dr. Omar Darwish's NPI?
Dr. Omar Darwish's National Provider Identifier (NPI) is 1497980932, issued by NPPES.
Does Dr. Omar Darwish accept Medicare assignment?
Yes. Dr. Omar Darwish accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Omar Darwish commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.