NPPES file of Aug 9, 2026

Karen Babel, MD

Family Medicine Physician · Tustin, CA

Karen Babel, MD is a family medicine physician with a practice address in Tustin, California, and NPI 1558366260, issued on Jun 17, 2005. Check the license (California A78506, 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
1558366260
Name
Karen Babel
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A78506 CA
Self-reported in NPPES; status is on the state search
Practice location
1451 Irvine Blvd, Tustin, CA 92780
Phone
(714) 838-8878
Enumerated
Jun 17, 2005
Record last updated
Oct 31, 2022
Medicare enrollment
Enrolled (PECOS I20050531000953); accepts Medicare assignment
Medical or professional school
Medical College Of Wisconsin, 1995
Telehealth
Offers telehealth (CMS)
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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Also registered at 1451 Irvine Blvd

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

  1. Thomas Azeizat, MDFamily Medicine Physician1558894907
  2. Renee Ballentine, DOFamily Medicine Physician1043387046
  3. Stephen Chang, MDFamily Medicine Physician1043715410
  4. Paul Genser, M.D.Pediatrics Physician1154410629
  5. Amanda Hall, NPNurse Practitioner1073023420
  6. Almoatazbellah Idriss, MDEndocrinology, Diabetes & Metabolism Physician1881649853

Verify Karen Babel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A78506
    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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83% fewer Medicare Part D claims than the average family medicine physician in 2024

609 Medicare Part D claims for 133 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Karen Babel609
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium69 claims
  2. Losartan Potassium63 claims
  3. Amlodipine Besylate61 claims
  4. Hydrochlorothiazide37 claims
  5. Rosuvastatin Calcium35 claims
  6. Levothyroxine Sodium29 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Regents OF The University OF CaliforniaOrange, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Karen Babel among 17,133 family medicine physician records in California

Karen Babel, MD is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1995 · median 2005 among the 10,652 with a school on file
  • Record last updated2022 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

42 family medicine physician records list a practice address in Tustin

They are 42 of the 2,221 NPPES records with a practice address in Tustin, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Renee Ballentine, DOTustin, CA 927801043387046
  2. Pedro Carrillo, MDTustin, CA 927801154330504
  3. Karmen Cohen, D.O.Tustin, CA 927801447377296
  4. William Crumpton, M,D.Tustin, CA 927801205989373
  5. Tahany Habashy, MDTustin, CA 927801619064953
  6. Eva Katz, M.D.Tustin, CA 927801407936248
  7. Susie Kim, MDTustin, CA 927801760671549
  8. Roger McWilliams, M.D.Tustin, CA 927801275502361

Common questions

What is Karen Babel, MD's NPI number?

Karen Babel, MD's National Provider Identifier (NPI) is 1558366260, issued on Jun 17, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Karen Babel, MD located?

The NPPES record lists a practice address at 1451 Irvine Blvd, Tustin, CA, 92780. Phone: (714) 838-8878. Providers update this record themselves, so call before visiting.

How can I verify Karen Babel, MD's license?

NPPES lists California license number A78506, 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.

How much does Karen Babel, MD prescribe under Medicare Part D?

In 2024, Karen Babel, MD had 609 Medicare Part D claims for 133 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions 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. Medicare files from data.cms.gov. 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.