NPPES file of Aug 9, 2026

Erin Beth Finston, FNP-C

Family Nurse Practitioner · Orange, CA

Erin Beth Finston, FNP-C is a family nurse practitioner with a practice address in Orange, California, and NPI 1538375829, issued on May 15, 2007. Check the license (California 587420, 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
1538375829
Name
Erin Beth Finston
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
587420 CA
Self-reported in NPPES; status is on the state search
Practice location
455 S Main St, Orange, CA 92868
Phone
(714) 289-4876
Enumerated
May 15, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(714) 289-4195
Medicare enrollment
Enrolled (PECOS I20210127002164); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Also registered at 455 S Main St

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

  1. Jose Abdenur, M.D.Clinical Biochemical Genetics Physician1154428027
  2. Eileen Abejar, PNPPediatric Nurse Practitioner1083865042
  3. Felice Adler-Shohet, M.D.Pediatric Infectious Diseases Physician1962513051
  4. Irfan Ahmad, MDNeonatal-Perinatal Medicine Physician1699790139
  5. Sana Al-Jundi, M.D.Pediatric Critical Care Medicine Physician1912090465
  6. Ragnar Amlie, M.D.Neonatal-Perinatal Medicine Physician1972696433

Verify Erin Beth Finston 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 587420
    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

673 Medicare Part D claims for 281 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Erin Finston673
  2. Specialty average1,305

Most prescribed

  1. Cefdinir42 claims
  2. Zolpidem Tartrate35 claims
  3. Amoxicillin-Clavulanate Potass30 claims
  4. Atorvastatin Calcium28 claims
  5. Azithromycin28 claims
  6. Rosuvastatin Calcium25 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: $648.84

30 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. Erin Finston$648.84
  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. Riviera Medical CorporationNewport Beach, CA

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

Erin Beth Finston among 16,966 family nurse practitioner records in California

Erin Beth Finston, FNP-C 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 2007, is newer than 7% of them.

  • NPI issued2007 · 7% of these records are older, 87% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated2006 · median 2019 among the 6,793 with a school on file
  • Record last updated2007 · 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).

137 family nurse practitioner records list a practice address in Orange

They are 137 of the 13,245 NPPES records with a practice address in Orange, and 16,966 family nurse practitioner records in California.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Christine Betzold, FNPOrange, CA 928681942284906
  2. Julia Burton, NPOrange, CA 928681780912782
  3. Margaret Delmastro, RNPOrange, CA 928681043533110
  4. Geraldina Douglas, NPOrange, CA 928681598965741
  5. Janett Hildebrand, NPOrange, CA 928681861585143
  6. Ann Marie Keefer-Lynch, NPOrange, CA 928681316038656
  7. Rosemary Le, NPOrange, CA 928681962545707
  8. Stephen Loughran, N.P.Orange, CA 928681801865308

Common questions

What is Erin Beth Finston, FNP-C's NPI number?

Erin Beth Finston, FNP-C's National Provider Identifier (NPI) is 1538375829, issued on May 15, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Erin Beth Finston, FNP-C located?

The NPPES record lists a practice address at 455 S Main St, Orange, CA, 92868. Phone: (714) 289-4876. Providers update this record themselves, so call before visiting.

How can I verify Erin Beth Finston, FNP-C's license?

NPPES lists California license number 587420, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Erin Beth Finston, FNP-C prescribe under Medicare Part D?

In 2024, Erin Beth Finston, FNP-C had 673 Medicare Part D claims for 281 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.

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.