NPPES file of Aug 9, 2026

Carol Lynn Hastanan, MD

Family Medicine Physician · El Cajon, CA

Carol Lynn Hastanan, MD is a family medicine physician with a practice address in El Cajon, California, and NPI 1861648461, issued on Aug 14, 2008. Check the license (California A110192, 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
1861648461
Name
Carol Lynn Hastanan
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A110192 CA
Self-reported in NPPES; status is on the state search
Practice location
1111 W Chase Ave, El Cajon, CA 92020
Phone
(619) 515-2499
Enumerated
Aug 14, 2008
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20110606000305); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 2008
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 1111 W Chase Ave

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

  1. Sohini Das, MDInternal Medicine Physician1194492173
  2. Sara Gatlin, PA-CPhysician Assistant1053982165
  3. Randa Gorges, M.D.Internal Medicine Physician1285079509
  4. Neeza Kamil, M.DFamily Medicine Physician1568740983
  5. Deepthi Kesanapalli, M.DPediatrics Physician1487948584
  6. Cynthia MangeneNurse Practitioner1548292626

Verify Carol Lynn Hastanan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A110192
    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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21% fewer Medicare Part D claims than the average family medicine physician in 2024

2,785 Medicare Part D claims for 196 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 22 claims were for opioids.

  1. Carol Hastanan2,785
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium358 claims
  2. Amlodipine Besylate176 claims
  3. Lisinopril134 claims
  4. Losartan Potassium134 claims
  5. Levothyroxine Sodium122 claims
  6. Metformin Hcl117 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. Family Health Centers OF San Diego IncEl Cajon, CA

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

Carol Lynn Hastanan among 17,133 family medicine physician records in California

Carol Lynn Hastanan, 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 2008, is newer than 53% of them.

  • NPI issued2008 · 53% of these records are older, 42% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2008 · median 2005 among the 10,652 with a school on file
  • Record last updated2018 · 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).

52 family medicine physician records list a practice address in El Cajon

They are 52 of the 3,277 NPPES records with a practice address in El Cajon, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Mumtaz Almansour, M.D.El Cajon, CA 920201558567446
  2. Mohamed Baiou, M.D.El Cajon, CA 920201447542659
  3. Susan Catling, N.P.El Cajon, CA 920201598867046
  4. Kevin Ellis, D.OEl Cajon, CA 920201306861703
  5. Mohan Garikaparthi, M.D.El Cajon, CA 920201528149168
  6. Christopher Gordon, MDEl Cajon, CA 920201477711521
  7. Steven Horowitz, D.O.El Cajon, CA 920201619997624
  8. John Kasawa, M.D.El Cajon, CA 920201134230329

Common questions

What is Carol Lynn Hastanan, MD's NPI number?

Carol Lynn Hastanan, MD's National Provider Identifier (NPI) is 1861648461, issued on Aug 14, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Carol Lynn Hastanan, MD located?

The NPPES record lists a practice address at 1111 W Chase Ave, El Cajon, CA, 92020. Phone: (619) 515-2499. Providers update this record themselves, so call before visiting.

How can I verify Carol Lynn Hastanan, MD's license?

NPPES lists California license number A110192, 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 Carol Lynn Hastanan, MD prescribe under Medicare Part D?

In 2024, Carol Lynn Hastanan, MD had 2,785 Medicare Part D claims for 196 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.