NPPES file of Aug 9, 2026

Margaret Mary Desa, M.D.

Specialist · Santa Ana, CA

Margaret Mary Desa, M.D. is a specialist with a practice address in Santa Ana, California, and NPI 1144247990, issued on Jul 17, 2006. Check the license (California A051411, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144247990
Name
Margaret Mary Desa
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
A051411 CA
Self-reported in NPPES; status is on the state search
Practice location
1125 E 17TH St, Santa Ana, CA 92701
Phone
(714) 480-0044
Enumerated
Jul 17, 2006
Record last updated
Jan 20, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(714) 480-0060
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest specialist records → All 5,749 in California → Look up another NPI →

Also registered at 1125 E 17TH St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amir Azizi, L.ACAcupuncturist1710113246
  2. Jonathan Baron, MDDermatology Physician1982686333
  3. William Bartlett, M.D.Pediatrics Physician1386680163
  4. Hung Chen, MDGeneral Practice Physician1972681948
  5. Yoon Choe, DDSDentist1811099948
  6. Michael Einbund, MDOrthopaedic Surgery Physician1942355920

Verify Margaret Mary Desa in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license A051411    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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Industry payments in 2024: $146.95

6 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 5,844 providers of this specialty with any payment received $4,760.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Margaret Desa$146.95
  2. Specialty average$4,760.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Margaret Mary Desa among 5,749 specialist records in California

Margaret Mary Desa, M.D. is one of 5,749 specialist records with a practice address in California. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 60% newer
  • In a Medicare fileYes · 30% of these records are
  • In the CMS Doctors and Clinicians fileNo · 19% of these records are
  • Record last updated2012 · 77% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in California

There are 5,749 specialist records in California.

All 5,749 in California → Every provider in Santa Ana → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Helene Darling, R1330751218Santa Ana, CA 927011477011278
  2. Ebrahim Duel, M.D.Santa Ana, CA 927011659386027
  3. Ali Hamzeh, M.D.Santa Ana, CA 927011861436594
  4. Gary Konecne, PTSanta Ana, CA 927011760541148
  5. Julian MartinSanta Ana, CA 927011487260758
  6. Michael RomeroSanta Ana, CA 927011568913630
  7. Fatemeh Sheikhan, MDSanta Ana, CA 927011467593434
  8. Raphael Waknine, M.D.Santa Ana, CA 927011306855903

Common questions

What is Margaret Mary Desa, M.D.'s NPI number?

Margaret Mary Desa, M.D.'s National Provider Identifier (NPI) is 1144247990, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Margaret Mary Desa, M.D. located?

The NPPES record lists a practice address at 1125 E 17TH St, Santa Ana, CA, 92701. Phone: (714) 480-0044. Providers update this record themselves, so call before visiting.

How can I verify Margaret Mary Desa, M.D.'s license?

NPPES lists California license number A051411, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.