Karan Patel, M.D.
NPI 1538511399 · Adult Medicine Physician · San Leandro, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karan Patel, M.D. is a Adult Medicine Physician provider in San Leandro, CA (NPI 1538511399).
Provider details
- NPI number
- 1538511399
- Entity type
- Individual
- Primary specialty
- Adult Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A161479 (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
9 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 90 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 459 | 192 |
| Amlodipine Besylate | 323 | 139 |
| Lisinopril | 166 | 68 |
| Tamsulosin Hcl | 161 | 60 |
| Losartan Potassium | 156 | 69 |
| Metoprolol Tartrate | 147 | 53 |
| Albuterol Sulfate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$27 across 1 record (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
Additional practice locations (1)
- 22101 Moross RdDetroit, MI 48236-2148Phone: (313) 343-4000
Registry dates
- Enumerated
- 2016-07-05
- Last updated
- 2021-12-17
Frequently asked questions
- What is Karan Patel's NPI number?
- Karan Patel's National Provider Identifier (NPI) is 1538511399, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karan Patel's specialty?
- Karan Patel is listed in the NPPES registry with a primary specialty of Adult Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Karan Patel located?
- Karan Patel's practice location on file with NPPES is 2500 Merced St, San Leandro, CA 94577-4201.
- What is Karan Patel's phone number?
- The practice phone number listed in the NPPES registry for Karan Patel is (510) 454-4010.
- Does Karan Patel accept Medicare?
- Karan Patel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karan Patel's NPI active?
- Yes — Karan Patel's NPI (1538511399) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.