NPPES file of Aug 9, 2026

Jo Elliff

Family Nurse Practitioner · Martinez, CA

Jo Elliff is a family nurse practitioner with a practice address in Martinez, California, and NPI 1154498517, issued on Nov 29, 2006. Check the license (California RN265435, as entered in NPPES) with the California board that licenses this profession; 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
1154498517
Name
Jo Elliff
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
RN265435 CA
Self-reported in NPPES; status is on the state search
Practice location
2500 Alhambra Ave, Martinez, CA 94553
Phone
(925) 370-5110
Enumerated
Nov 29, 2006
Record last updated
Feb 18, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(925) 370-5142
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 family nurse practitioner records → All 16,966 in California → Look up another NPI →

Also registered at 2500 Alhambra Ave

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

  1. Pyra Aarden, MDEmergency Medicine Physician1417058199
  2. Zohaib AbbasiPsychiatry Physician1013392224
  3. Lolita AdonaFamily Nurse Practitioner1821110925
  4. Namita AgarwalPediatrics Physician1467626341
  5. Edward AgyekumDentist1124196696
  6. Abid Ahmed, M.D.Internal Medicine Physician1346531001

Verify Jo Elliff 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 RN265435    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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Jo Elliff among 16,966 family nurse practitioner records in California

Jo Elliff 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 not. Its NPI, issued in 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 93% newer
  • In a Medicare fileNo · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2016 · 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).

46 family nurse practitioner records list a practice address in Martinez

They are 46 of the 1,816 NPPES records with a practice address in Martinez, and 16,966 family nurse practitioner records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Ruben Caballero, NPMartinez, CA 945531891870879
  2. Larry Cooperider, NURSE PRACTITIONERMartinez, CA 945531780676247
  3. Cynthia Hellman-Wylie, MSN, FNPMartinez, CA 945531093793127
  4. Phyllis Howard, NPMartinez, CA 945531093885998
  5. Laura Keels, F.N.P.Martinez, CA 945531619925286
  6. Marilyn Kerkhoff, NPMartinez, CA 945531336123090
  7. Laura Miller, NPMartinez, CA 945531801979570
  8. Leigh Pierson-BrownMartinez, CA 945531336216696

Common questions

What is Jo Elliff's NPI number?

Jo Elliff's National Provider Identifier (NPI) is 1154498517, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jo Elliff located?

The NPPES record lists a practice address at 2500 Alhambra Ave, Martinez, CA, 94553. Phone: (925) 370-5110. Providers update this record themselves, so call before visiting.

How can I verify Jo Elliff's license?

NPPES lists California license number RN265435, 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. 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.