Sidonia B. Szem
Family Nurse Practitioner · National City, CA
Sidonia B. Szem is a family nurse practitioner with a practice address in National City, California, and NPI 1922695873, issued on Dec 27, 2020. Check the license (California 95013255, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sidonia B. Szem
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 95013255 CA
Self-reported in NPPES; status is on the state search - Practice location
- 502 Euclid Ave Ste 104, National City, CA 91950
- Phone
- (619) 434-4288
- Enumerated
- Dec 27, 2020
- Record last updated
- Dec 27, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Verify Sidonia B. Szem in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 95013255Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $145.04
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Sidonia B. Szem among 16,966 family nurse practitioner records in California
Sidonia B. Szem is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 56% of them.
- NPI issued2020 · 56% of these records are older, 38% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 40% of these records are
- Record last updated2020 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 family nurse practitioner records list a practice address in National City
They are 28 of the 749 NPPES records with a practice address in National City, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in National City → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Patricia Bailey, MS, FNP-BCNational City, CA 919501255322673
- Jaime Bimstein, RN, MSN, FNPNational City, CA 919501730430844
- Manuel Brasley, MSN, FNP-CNational City, CA 919501083127088
- Eliza Crenshaw, FNP-CNational City, CA 919501245690999
- Sandra De Roldan, NPNational City, CA 919501235479627
- Ann Bernadette Gimutao, NP, RNNational City, CA 919501235626458
- Sue Insigne, FNPNational City, CA 919501083137541
- Hai Lam, FNP-CNational City, CA 919501639546054
Common questions
What is Sidonia B. Szem's NPI number?
Sidonia B. Szem's National Provider Identifier (NPI) is 1922695873, issued on Dec 27, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Sidonia B. Szem located?
The NPPES record lists a practice address at 502 Euclid Ave Ste 104, National City, CA, 91950. Phone: (619) 434-4288. Providers update this record themselves, so call before visiting.
How can I verify Sidonia B. Szem's license?
NPPES lists California license number 95013255, 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.
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.