NPPES file of Aug 9, 2026

Denis P. Karp, MD

Pediatrics Physician · Anaheim, CA

Denis P. Karp, MD is a pediatrics physician with a practice address in Anaheim, California, and NPI 1154328771, issued on Jun 29, 2005. Check the license (California G53535, as entered in NPPES) on the Medical Board of California; 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
1154328771
Name
Denis P. Karp
Credential
MD
Primary taxonomy
Pediatrics Physician 208000000X
License number
G53535 CA
Self-reported in NPPES; status is on the state search
Practice location
1236 N. Magnolia Ave., Anaheim, CA 92801
Phone
(714) 995-1000
Enumerated
Jun 29, 2005
Record last updated
Dec 5, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(714) 828-7926
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 1236 N. Magnolia Ave.

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

  1. Raffaele Davidovich, MDAllergy & Immunology Physician1174528657
  2. Hooshang Javaheri, MDInternal Medicine Physician1063419448
  3. Paula Joubert-Greene, MDFamily Medicine Physician1437156056
  4. Edwin Mattson, MDInternal Medicine Physician1770580920

Verify Denis P. Karp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G53535
    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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Denis P. Karp among 9,272 pediatrics physician records in California

Denis P. Karp, MD 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 not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 96% newer
  • In a Medicare fileNo · 31% of these records are
  • In the CMS Doctors and Clinicians fileNo · 8% of these records are
  • Record last updated2012 · 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).

92 pediatrics physician records list a practice address in Anaheim

They are 92 of the 9,018 NPPES records with a practice address in Anaheim, and 9,272 pediatrics physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 pediatrics physician records with the nearest ZIP codes

  1. Mamerto Garcia, M.D.Anaheim, CA 928011356446413
  2. Blanca Hampton, M.D.Anaheim, CA 928011245263953
  3. Mayra Jones-Betancourt, MDAnaheim, CA 928011659708246
  4. Poonam Kaushal, M.D.Anaheim, CA 928011982995320
  5. Jeong Lee, M.D.Anaheim, CA 928011134180946
  6. Donald Maldonado, MDAnaheim, CA 928011447349014
  7. Nancy Obena, M.D.Anaheim, CA 928011124296611
  8. Leticia Oliveros, MDAnaheim, CA 928011912087156

Common questions

What is Denis P. Karp, MD's NPI number?

Denis P. Karp, MD's National Provider Identifier (NPI) is 1154328771, issued on Jun 29, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Denis P. Karp, MD located?

The NPPES record lists a practice address at 1236 N. Magnolia Ave., Anaheim, CA, 92801. Phone: (714) 995-1000. Providers update this record themselves, so call before visiting.

How can I verify Denis P. Karp, MD's license?

NPPES lists California license number G53535, 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. 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.