Omar S. Chowdhry, D.O.
Anesthesiology Physician · Santa Ana, CA
Omar S. Chowdhry, D.O. is an anesthesiology physician with a practice address in Santa Ana, California, and NPI 1972735074, issued on Aug 22, 2009. Check the license (California 20A11561, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Omar S. Chowdhry
- Credential
- D.O.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 20A11561 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1001 N Tustin Ave, Santa Ana, CA 92705
- Phone
- (714) 953-3500
- Enumerated
- Aug 22, 2009
- Record last updated
- Jan 25, 2022
- Medicare enrollment
- Enrolled (PECOS I20130628000728); accepts Medicare assignment
- Medical or professional school
- Arizona College Of Osteopathic Medicine Mid Western University, 2009
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 1001 N Tustin Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Stewart Brash, M.D.Emergency Medicine Physician1427001163
- Steven Bui, D.O.Anesthesiology Physician1508252883
- Anne Castle, P.A.Physician Assistant1669424206
- Julia Celani, P.T.Physical Therapist1659349165
- Catherine Chung, MDAnesthesiology Physician1205820586
- Brian Cross, MDSpecialist1720072002
Verify Omar S. Chowdhry in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A11561Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 81.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Community Health PartnersFresno, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Omar S. Chowdhry among 7,571 anesthesiology physician records in California
Omar S. Chowdhry, D.O. is one of 7,571 anesthesiology physician records with a practice address in California. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 61% of them.
- NPI issued2009 · 61% of these records are older, 35% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2009 · median 2006 among the 4,868 with a school on file
- Record last updated2022 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in Santa Ana → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Catherine Chung, MDSanta Ana, CA 927051205820586
- Jennifer Engstrom, MDSanta Ana, CA 927051619050119
- Melisa Erick, MDSanta Ana, CA 927051700921442
- Adam Helberg, MDSanta Ana, CA 927051336133636
- Stanley Hoang, M.D.Santa Ana, CA 927051922392679
- Robert Hoo, MDSanta Ana, CA 927051952496218
- Ji-Guang Jin, MDSanta Ana, CA 927051053305359
- Tan Le, M.D.Santa Ana, CA 927051245205475
Common questions
What is Omar S. Chowdhry, D.O.'s NPI number?
Omar S. Chowdhry, D.O.'s National Provider Identifier (NPI) is 1972735074, issued on Aug 22, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Omar S. Chowdhry, D.O. located?
The NPPES record lists a practice address at 1001 N Tustin Ave, Santa Ana, CA, 92705. Phone: (714) 953-3500. Providers update this record themselves, so call before visiting.
How can I verify Omar S. Chowdhry, D.O.'s license?
NPPES lists California license number 20A11561, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Omar S. Chowdhry, D.O.'s MIPS final score?
The 2023 MIPS final score is 81.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.