NPPES file of Aug 9, 2026

Ewelina Szymanowicz, NP

Family Nurse Practitioner · Fullerton, CA

Ewelina Szymanowicz, NP is a family nurse practitioner with a practice address in Fullerton, California, and NPI 1740674415, issued on Mar 20, 2015. Check the license (California NP95002228, 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
1740674415
Name
Ewelina Szymanowicz
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
NP95002228 CA
Self-reported in NPPES; status is on the state search
Practice location
1501 W Commonwealth Ave, Fullerton, CA 92833
Phone
(714) 410-3105
Enumerated
Mar 20, 2015
Record last updated
Jan 12, 2026
Medicare enrollment
Enrolled (PECOS I20170825003534); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

Also registered at 1501 W Commonwealth Ave

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

  1. Richard Aldana, MDFamily Medicine Physician1528062106
  2. Joseph Chun, M.D.Allergy & Immunology Physician1710015425
  3. Alexis Galschiodt, DOFamily Medicine Physician1124606082
  4. Sonaina Imtiaz, MDEndocrinology, Diabetes & Metabolism Physician1376959510
  5. Jenny MoAcute Care Nurse Practitioner1679242960

Verify Ewelina Szymanowicz 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 NP95002228    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

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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48% fewer Medicare Part D claims than the average family nurse practitioner in 2024

678 Medicare Part D claims for 209 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Ewelina Szymanowicz678
  2. Specialty average1,305

Most prescribed

  1. Triamcinolone Acetonide77 claims
  2. Hydroxyzine Hcl61 claims
  3. Mupirocin49 claims
  4. Betamethasone Diprop Augmented45 claims
  5. Fluorouracil45 claims
  6. Fluocinonide40 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $88.76

5 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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.

  1. Ewelina Szymanowicz$88.76
  2. Specialty average$650.95

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

Bills Medicare through one group practice

  1. Healthcare Partners Affiliates Medical GroupHuntington Beach, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ewelina Szymanowicz among 16,966 family nurse practitioner records in California

Ewelina Szymanowicz, NP 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 2015, is newer than 31% of them.

  • NPI issued2015 · 31% of these records are older, 65% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2014 · median 2019 among the 6,793 with a school on file
  • Record last updated2026 · 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).

54 family nurse practitioner records list a practice address in Fullerton

They are 54 of the 5,437 NPPES records with a practice address in Fullerton, and 16,966 family nurse practitioner records in California.

All 16,966 in California → Every provider in Fullerton → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Monika Badyal, CFNP, DNPFullerton, CA 928331053681932
  2. Baesun Choi, NPFullerton, CA 928331598271579
  3. Florence KimFullerton, CA 928331396122156
  4. Young A LeeFullerton, CA 928331518350149
  5. Cecilia Pannell-AtkinsFullerton, CA 928331811436033
  6. Yong ShinFullerton, CA 928331366985129
  7. Rosalyn WolpertFullerton, CA 928331184174468
  8. Amal Hamdan, FNP-CFullerton, CA 928321174091425

Common questions

What is Ewelina Szymanowicz, NP's NPI number?

Ewelina Szymanowicz, NP's National Provider Identifier (NPI) is 1740674415, issued on Mar 20, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Ewelina Szymanowicz, NP located?

The NPPES record lists a practice address at 1501 W Commonwealth Ave, Fullerton, CA, 92833. Phone: (714) 410-3105. Providers update this record themselves, so call before visiting.

How can I verify Ewelina Szymanowicz, NP's license?

NPPES lists California license number NP95002228, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Ewelina Szymanowicz, NP prescribe under Medicare Part D?

In 2024, Ewelina Szymanowicz, NP had 678 Medicare Part D claims for 209 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.