NPPES file of Aug 9, 2026

Pankaj Kumar Karan, MD INTERNAL MEDICINE

Internal Medicine Physician · Arroyo Grande, CA

Pankaj Kumar Karan, MD INTERNAL MEDICINE is an internal medicine physician with a practice address in Arroyo Grande, California, and NPI 1437187994, issued on Jun 30, 2006. Check the license (California A54018, 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
1437187994
Name
Pankaj Kumar Karan
Credential
MD INTERNAL MEDICINE
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A54018 CA
Self-reported in NPPES; status is on the state search
Practice location
1057 E Grand Ave, Arroyo Grande, CA 93420
Phone
(805) 361-8030
Enumerated
Jun 30, 2006
Record last updated
Oct 10, 2024
Fax
(805) 361-8097
Medicaid IDs
8811735 CA
8911735 CA
Medicare enrollment
Enrolled (PECOS I20031120000764); accepts Medicare assignment
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 1057 E Grand Ave

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

  1. Michael BosioPhysician Assistant1396576187
  2. Eric Chan, M.D.Obstetrics & Gynecology Physician1780773044
  3. George Cury, MDFamily Medicine Physician1083643878
  4. Shahrouz Eman, DCChiropractor1861426702
  5. Leticia Garcia, RNLicensed Vocational Nurse1508036310
  6. Donald HalseyFamily Medicine Physician1811917537

Verify Pankaj Kumar Karan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A54018
    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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36% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,018 Medicare Part D claims for 275 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 65 claims were for opioids.

  1. Pankaj Karan2,018
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium163 claims
  2. Losartan Potassium96 claims
  3. Metformin Hcl82 claims
  4. Amlodipine Besylate81 claims
  5. Levothyroxine Sodium70 claims
  6. Glipizide63 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.

Industry payments in 2024: $96.52

4 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Pankaj Karan$96.52
  2. Specialty average$1,303.06

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

Bills Medicare through one group practice

  1. Community Health Centers OF The Central Coast IncArroyo Grande, CA

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

Pankaj Kumar Karan among 17,696 internal medicine physician records in California

Pankaj Kumar Karan, MD INTERNAL MEDICINE is one of 17,696 internal medicine physician records with a practice address in California. 79% 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 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1989 · median 2004 among the 11,065 with a school on file
  • Record last updated2024 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

8 internal medicine physician records list a practice address in Arroyo Grande

They are 8 of the 462 NPPES records with a practice address in Arroyo Grande, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Gautam Bhakta, MDArroyo Grande, CA 934201588676407
  2. Bala Bhat, MDArroyo Grande, CA 934201780603514
  3. Gary Foresman, MDArroyo Grande, CA 934201548289911
  4. Erick Hjortsvang, MDArroyo Grande, CA 934201275611857
  5. Reshma Mahmood, MDArroyo Grande, CA 934201881625069
  6. Nancy O'Malley, M.D.Arroyo Grande, CA 934201306030192
  7. Michael Zigelman, MDArroyo Grande, CA 934201003276494
  8. Robin Alleyne, MD.Atascadero, CA 934221114957941

Common questions

What is Pankaj Kumar Karan, MD INTERNAL MEDICINE's NPI number?

Pankaj Kumar Karan, MD INTERNAL MEDICINE's National Provider Identifier (NPI) is 1437187994, issued on Jun 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Pankaj Kumar Karan, MD INTERNAL MEDICINE located?

The NPPES record lists a practice address at 1057 E Grand Ave, Arroyo Grande, CA, 93420. Phone: (805) 361-8030. Providers update this record themselves, so call before visiting.

How can I verify Pankaj Kumar Karan, MD INTERNAL MEDICINE's license?

NPPES lists California license number A54018, 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 Pankaj Kumar Karan, MD INTERNAL MEDICINE prescribe under Medicare Part D?

In 2024, Pankaj Kumar Karan, MD INTERNAL MEDICINE had 2,018 Medicare Part D claims for 275 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.