NPPES file of Aug 9, 2026

Jennifer Lilian Karns, DC

Chiropractor · Sonoma, CA

Jennifer Lilian Karns, DC is a chiropractor with a practice address in Sonoma, California, and NPI 1265550032, issued on Mar 27, 2007. Check the license (California 28685, 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
1265550032
Name
Jennifer Lilian Karns
Credential
DC
Primary taxonomy
Chiropractor 111N00000X
License number
28685 CA
Self-reported in NPPES; status is on the state search
Practice location
865B W Napa St, Sonoma, CA 95476
Phone
(707) 933-1533
Enumerated
Mar 27, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(707) 935-8987
Medicare enrollment
Enrolled (PECOS I20040927000289); may accept Medicare assignment
Medical or professional school
Palmer College Chiropractic - West Sunnyvale, 2001
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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Verify Jennifer Lilian Karns 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 28685
    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

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Jennifer Lilian Karns among 11,498 chiropractor records in California

Jennifer Lilian Karns, DC is one of 11,498 chiropractor records with a practice address in California. 7% 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 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 45% newer
  • In a Medicare fileNo · 7% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated2001 · median 1999 among the 2,907 with a school on file
  • Record last updated2007 · 77% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

14 chiropractor records list a practice address in Sonoma

They are 14 of the 395 NPPES records with a practice address in Sonoma, and 11,498 chiropractor records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 chiropractor records with the nearest ZIP codes

  1. Robert Adams, D.C.Sonoma, CA 954761508980707
  2. Julie Carlson, D.C.Sonoma, CA 954761396802690
  3. Eliot Carter, D.C.Sonoma, CA 954761386714517
  4. Arthur Charette, DC QMESonoma, CA 954761689672099
  5. Barry Danieli, D.C.Sonoma, CA 954761649263567
  6. Grant Dobson, DCSonoma, CA 954761831459247
  7. Joseph Ercolini, DCSonoma, CA 954761417705088
  8. Matthew Gilman, DCSonoma, CA 954761750364378

Common questions

What is Jennifer Lilian Karns, DC's NPI number?

Jennifer Lilian Karns, DC's National Provider Identifier (NPI) is 1265550032, issued on Mar 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Lilian Karns, DC located?

The NPPES record lists a practice address at 865B W Napa St, Sonoma, CA, 95476. Phone: (707) 933-1533. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Lilian Karns, DC's license?

NPPES lists California license number 28685, 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.

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.