Registry data as of Aug 27, 2026

Karen Barnes, CPNP

Pediatric Nurse Practitioner · Pinole, CA

Karen Barnes, CPNP is a pediatric nurse practitioner with a practice address in Pinole, California, and NPI 1962767111, issued on Jul 12, 2012. Check the license (California 21096, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1962767111
Name
Karen Barnes
Credential
CPNP
Primary taxonomy
Pediatric Nurse Practitioner 363LP0200X
License number
21096 CA
Self-reported in NPPES; status is on the state search
Practice location
2160 Appian Way, Pinole, CA 94564
Phone
(510) 724-8300
Enumerated
Jul 12, 2012
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 2160 Appian Way

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

  1. Elizabeth Anthony, MDFamily Medicine Physician1164441663
  2. Richard Batts, M.D.Internal Medicine Physician1902894298
  3. Morgan Christiansen, PT, DPTPhysical Therapist1821495219
  4. Beverly Estes, MDPediatrics Physician1851351795
  5. Cindy Gracely, OTRHand Occupational Therapist1235168717
  6. Heather Hutchinson, FNPFamily Nurse Practitioner1033358908

Verify Karen Barnes 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 21096
    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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

Industry payments in 2024: $356.67

3 payments, mostly food and beverage; the largest payer was Atricure, Inc.. The 6,545 providers of this specialty with any payment received $370.31 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Barnes$356.67
  2. Specialty average$370.31

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

Pediatric Nurse Practitioner providers in California

There are 1,435 pediatric nurse practitioner records in California.

Other pediatric nurse practitioner records in California

  1. Kathryn Aaronson, RN, CPNPSan Francisco, CA1992030951
  2. Kathryn Abare, NPSan Diego, CA1609147651
  3. Mehvish Abbasi, NPNorthridge, CA1932520079
  4. Emily Abcede, ARNP, CPNPSan Diego, CA1548654916
  5. Munira AbdiSan Diego, CA1124418793
  6. Jocelyn Ablian, NPAnaheim, CA1154626604
  7. Claire Abrajano, P.N.P.Palo Alto, CA1427147040
  8. Cristeta AcayanChula Vista, CA1992833859
  9. Karen Acevedo, NPVentura, CA1861974925
  10. Lyndsey Ackerman, NPSacramento, CA1619630464

Common questions

What is Karen Barnes, CPNP's NPI number?

Karen Barnes, CPNP's National Provider Identifier (NPI) is 1962767111, issued on Jul 12, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Karen Barnes, CPNP located?

The NPPES record lists a practice address at 2160 Appian Way, Pinole, CA, 94564. Phone: (510) 724-8300. Providers update this record themselves, so call before visiting.

How can I verify Karen Barnes, CPNP's license?

NPPES lists California license number 21096, 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.