NPPES file of Aug 9, 2026

Karen J. Johnson, M.D.

Pediatrics Physician · Santa Barbara, CA

Karen J. Johnson, M.D. is a pediatrics physician with a practice address in Santa Barbara, California, and NPI 1629171558, issued on Sep 6, 2006. Check the license (California A55431, as entered in NPPES) on the Medical Board of California; 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
1629171558
Name
Karen J. Johnson
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
A55431 CA
Self-reported in NPPES; status is on the state search
Practice location
51 Hitchcock Way, Santa Barbara, CA 93105
Phone
(805) 563-6211
Enumerated
Sep 6, 2006
Record last updated
Jan 12, 2026
Fax
(805) 681-1768
Medicaid ID
00A554310 CA
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 pediatrics physician records → All 9,272 in California → Look up another NPI →

Also registered at 51 Hitchcock Way

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

  1. Jerold Black, M.D.Pediatrics Physician1740394170
  2. Spencer Boyle, MDAllergy & Immunology Physician1093341950
  3. Daniel Brennan, M.D.Pediatrics Physician1770698144
  4. Colleen Cianciarulo, N.P.Pediatric Nurse Practitioner1194821900
  5. Victoria Eng, MDAllergy & Immunology Physician1730573015
  6. John Gaitan, M.D.Pediatrics Physician1124136734

Verify Karen J. Johnson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A55431    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
Open 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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Industry payments in 2024: $23.20

1 payment: food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 21,580 providers of this specialty with any payment received $842.05 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karen Johnson$23.20
  2. Specialty average$842.05

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

Karen J. Johnson among 9,272 pediatrics physician records in California

Karen J. Johnson, M.D. is one of 9,272 pediatrics physician records with a practice address in California. 31% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 56% newer
  • In a Medicare fileYes · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2026 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatrics Physician providers in California

There are 9,272 pediatrics physician records in California.

All 9,272 in California → Every provider in Santa Barbara → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Charish Barry, M.D.Santa Barbara, CA 931051033102074
  2. Jerold Black, M.D.Santa Barbara, CA 931051740394170
  3. Daniel Brennan, M.D.Santa Barbara, CA 931051770698144
  4. James Brewer, M.D.Santa Barbara, CA 931051881702611
  5. Lori Brown, M.D.Santa Barbara, CA 931051639162506
  6. Rachel CohenSanta Barbara, CA 931051477057644
  7. John Gaitan, M.D.Santa Barbara, CA 931051124136734
  8. Adrienne Macdonald, M.D., M.P.H.Santa Barbara, CA 931051780937409

Common questions

What is Karen J. Johnson, M.D.'s NPI number?

Karen J. Johnson, M.D.'s National Provider Identifier (NPI) is 1629171558, issued on Sep 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karen J. Johnson, M.D. located?

The NPPES record lists a practice address at 51 Hitchcock Way, Santa Barbara, CA, 93105. Phone: (805) 563-6211. Providers update this record themselves, so call before visiting.

How can I verify Karen J. Johnson, M.D.'s license?

NPPES lists California license number A55431, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

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.