NPPES file of Aug 9, 2026

Kimberly Humphrey, NP

Nurse Practitioner · Martinez, CA

Kimberly Humphrey, NP is a nurse practitioner with a practice address in Martinez, California, and NPI 1972829521, issued on Apr 7, 2010. Check the license (California NP19647, 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
1972829521
Name
Kimberly Humphrey
Credential
NP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
NP19647 CA
RN633283 CA
Self-reported in NPPES; status is on the state search
Practice location
597 Center Ave, Martinez, CA 94553
Phone
(925) 313-6937
Enumerated
Apr 7, 2010
Record last updated
Jun 25, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(925) 313-6188
Medicare enrollment
Enrolled (PECOS I20251020002871); may accept 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 nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 597 Center Ave

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

  1. Jody Adelberg, RN, PHNCase Management Registered Nurse1457532855
  2. Dinah Alano-Sales, RN, PHNCase Management Registered Nurse1366623035
  3. Julia Andrews, R.N.Case Management Registered Nurse1699956953
  4. Susan Atkins, NP, MSNCase Management Registered Nurse1477537686
  5. Maria Belaro, RN, PHNCase Management Registered Nurse1881875284
  6. Jeanette Braker, RN, PHNAdministrator Registered Nurse1730363292

Verify Kimberly Humphrey 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 NP19647    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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Kimberly Humphrey among 8,223 nurse practitioner records in California

Kimberly Humphrey, NP is one of 8,223 nurse practitioner records with a practice address in California. 65% 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 2010, is newer than 32% of them.

  • NPI issued2010 · 32% of these records are older, 66% newer
  • In a Medicare fileNo · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2009 · median 2017 among the 3,425 with a school on file
  • Record last updated2013 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in California

There are 8,223 nurse practitioner records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 8,223 in California → Every provider in Martinez → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Rachel Almonte, NP-CMartinez, CA 945531033528237
  2. Miranda Anderson-McLaughlinMartinez, CA 945531851251458
  3. Genadi Asenov, NPMartinez, CA 945531093497315
  4. Nicole Brito, NPMartinez, CA 945531316008568
  5. Sharon Collins, MS, RN, AGPCNP-BCMartinez, CA 945531851804983
  6. Hilary Elkin, NPMartinez, CA 945531760461354
  7. Mary Gates, NPMartinez, CA 945531275643595
  8. Teresa HolbrookMartinez, CA 945531770764730

Common questions

What is Kimberly Humphrey, NP's NPI number?

Kimberly Humphrey, NP's National Provider Identifier (NPI) is 1972829521, issued on Apr 7, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Kimberly Humphrey, NP located?

The NPPES record lists a practice address at 597 Center Ave, Martinez, CA, 94553. Phone: (925) 313-6937. Providers update this record themselves, so call before visiting.

How can I verify Kimberly Humphrey, NP's license?

NPPES lists California license number NP19647, 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.