NPPES file of Aug 9, 2026

Ilona Sarah Szer, M.D.

Pediatric Rheumatology Physician · San Diego, CA

Ilona Sarah Szer, M.D. is a pediatric rheumatology physician with a practice address in San Diego, California, and NPI 1629149489, issued on Nov 13, 2006. Check the license (California G73112, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1629149489
Name
Ilona Sarah Szer
Credential
M.D.
Primary taxonomy
Pediatric Rheumatology Physician 2080P0216X
License number
G73112 CA
Self-reported in NPPES; status is on the state search
Practice location
8110 Birmingham Way, San Diego, CA 92123
Phone
(858) 966-8082
Enumerated
Nov 13, 2006
Record last updated
Oct 14, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicaid ID
00G731120 CA
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 pediatric rheumatology physician records → All 62 in California → Look up another NPI →

Also registered at 8110 Birmingham Way

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

  1. Seema Aceves, M.D., PH.D.Allergy & Immunology Physician1366511628
  2. Kathryn Akong, MD, PHDPediatric Pulmonology Physician1912169061
  3. Mercedes Amado, M.D.Allergy & Immunology Physician1477510287
  4. Angela Barney, MDPediatric Adolescent Medicine Physician1477948115
  5. John Bastian, M.D.Allergy & Immunology Physician1316018179
  6. Rakesh Bhattacharjee, M.D.Pediatric Pulmonology Physician1588781173

Verify Ilona Sarah Szer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G73112    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
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Ilona Sarah Szer among 62 pediatric rheumatology physician records in California

Ilona Sarah Szer, M.D. is one of 62 pediatric rheumatology physician records with a practice address in California. 40% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 0% of them.

  • NPI issued2006 · 0% of these records are older, 63% newer
  • In a Medicare fileNo · 40% of these records are
  • In the CMS Doctors and Clinicians fileNo · 18% of these records are
  • Record last updated2011 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0216X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Rheumatology Physician providers in California

There are 62 pediatric rheumatology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 62 in California → Every provider in San Diego → Pediatric Rheumatology Physician nationwide →

The 8 pediatric rheumatology physician records with the nearest ZIP codes

  1. Victoria Cartwright, MD, MSSan Diego, CA 921231174591747
  2. Johanna Chang, M.D.San Diego, CA 921231821242199
  3. Peter Chiraseveenuprapund, M.D., M.S.San Diego, CA 921231467518209
  4. Aviya Levy, MDSan Diego, CA 921231144726936
  5. Omkar Phadke, MD, MBBSSan Diego, CA 921231598140238
  6. Robert Sheets, M.D.San Diego, CA 921231013088772
  7. Salvatore Albani, M.D.San Diego, CA 921031962430967
  8. Canagasundra Balakrishnan, MDFontana, CA 923351902977952

Common questions

What is Ilona Sarah Szer, M.D.'s NPI number?

Ilona Sarah Szer, M.D.'s National Provider Identifier (NPI) is 1629149489, issued on Nov 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ilona Sarah Szer, M.D. located?

The NPPES record lists a practice address at 8110 Birmingham Way, San Diego, CA, 92123. Phone: (858) 966-8082. Providers update this record themselves, so call before visiting.

How can I verify Ilona Sarah Szer, M.D.'s license?

NPPES lists California license number G73112, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.