NPPES file of Aug 9, 2026

Joan Flores, NP-C

Women's Health Nurse Practitioner · Alameda, CA

Joan Flores, NP-C is a women's health nurse practitioner with a practice address in Alameda, California, and NPI 1891000188, issued on Aug 11, 2010. Check the license (California 20436, 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
1891000188
Name
Joan Flores
Credential
NP-C
Primary taxonomy
Women's Health Nurse Practitioner 363LW0102X
License number
20436 CA
Self-reported in NPPES; status is on the state search
Practice location
2417 Central Ave, Alameda, CA 94501
Phone
(510) 752-1190
Enumerated
Aug 11, 2010
Record last updated
May 5, 2026
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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Also registered at 2417 Central Ave

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

  1. Angela Chan, MDInternal Medicine Physician1205909512
  2. Leo Cheng, MDPediatrics Physician1225117369
  3. Charlie Chu, MDInternal Medicine Physician1154409936
  4. Arlene Cosca, MDObstetrics & Gynecology Physician1437237229
  5. David Craney, MDInternal Medicine Physician1144308941
  6. Chuong Do, MDInternal Medicine Physician1164507836

Verify Joan Flores 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 20436
    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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75% fewer Medicare Part D claims than the average women's health nurse practitioner in 2024

55 Medicare Part D claims for 37 beneficiaries, against an average of 217 among the 3,809 providers of this specialty who prescribed in Part D.

  1. Joan Flores55
  2. Specialty average217

Most prescribed

  1. Triamcinolone Acetonide14 claims
  2. Estradiol12 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.

Joan Flores among 912 women's health nurse practitioner records in California

Joan Flores, NP-C is one of 912 women's health nurse practitioner records with a practice address in California. 46% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 49% of them.

  • NPI issued2010 · 49% of these records are older, 49% newer
  • In a Medicare fileYes · 46% of these records are
  • In the CMS Doctors and Clinicians fileNo · 18% of these records are
  • Record last updated2026 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LW0102X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Women's Health Nurse Practitioner providers in California

There are 912 women's health nurse practitioner records in California.

The 8 women's health nurse practitioner records with the nearest ZIP codes

  1. Kara Theiding, WHNP-BCAlameda, CA 945021568213312
  2. Pamela McDonald, W.H.N.P., A.N.P.Danville, CA 945061255311809
  3. Laury Joseph, NPAntioch, CA 945091649337775
  4. Christiane Peters, NPAntioch, CA 945091538357579
  5. Catherine Pluta, NURSE PRACTITIONERAntioch, CA 945091659427060
  6. Roxanne Stiles-Donnelly, NURSE PRACTITIONERAntioch, CA 945091073592416
  7. Mandip Binning, NPConcord, CA 945201306077342
  8. Jenya Dvorkin, NPConcord, CA 945201467647453

Common questions

What is Joan Flores, NP-C's NPI number?

Joan Flores, NP-C's National Provider Identifier (NPI) is 1891000188, issued on Aug 11, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Joan Flores, NP-C located?

The NPPES record lists a practice address at 2417 Central Ave, Alameda, CA, 94501. Phone: (510) 752-1190. Providers update this record themselves, so call before visiting.

How can I verify Joan Flores, NP-C's license?

NPPES lists California license number 20436, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Joan Flores, NP-C prescribe under Medicare Part D?

In 2024, Joan Flores, NP-C had 55 Medicare Part D claims for 37 beneficiaries; the average among women's health nurse practitioner prescribers was 217. 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.