Pankaj Karan, MD INTERNAL MEDICINE
NPI 1437187994 · Internal Medicine Physician · Arroyo Grande, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Pankaj Karan, MD INTERNAL MEDICINE is a Internal Medicine Physician provider in Arroyo Grande, CA (NPI 1437187994).
Provider details
- NPI number
- 1437187994
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD INTERNAL MEDICINE
- Sex
- Male
- Sole proprietor
- Yes
- License
- A54018 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 163 | 52 |
| Losartan Potassium | 96 | 35 |
| Metformin Hcl | 82 | 27 |
| Amlodipine Besylate | 81 | 35 |
| Levothyroxine Sodium | 70 | 22 |
| Glipizide | 63 | 19 |
| Lisinopril | 53 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$97 across 4 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-30
- Last updated
- 2024-10-10
- Certified
- 2024-10-10
Frequently asked questions
- What is Pankaj Karan's NPI number?
- Pankaj Karan's National Provider Identifier (NPI) is 1437187994, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Pankaj Karan's specialty?
- Pankaj Karan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Pankaj Karan located?
- Pankaj Karan's practice location on file with NPPES is 1057 E Grand Ave, Arroyo Grande, CA 93420-2504.
- What is Pankaj Karan's phone number?
- The practice phone number listed in the NPPES registry for Pankaj Karan is (805) 361-8030.
- Does Pankaj Karan accept Medicare?
- Pankaj Karan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Pankaj Karan's NPI active?
- Yes — Pankaj Karan's NPI (1437187994) is active in the NPPES registry as of the last update on 2024-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.