Kevin Chen, M.D.
NPI 1235300658 · Internal Medicine Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kevin Chen, M.D. is a Internal Medicine Physician provider in Oakland, CA (NPI 1235300658).
Provider details
- NPI number
- 1235300658
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036119665 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 139 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 721 | 253 |
| Amlodipine Besylate | 441 | 158 |
| Lisinopril | 364 | 126 |
| Losartan Potassium | 330 | 117 |
| Levothyroxine Sodium | 307 | 100 |
| Simvastatin | 250 | 78 |
| Tamsulosin Hcl | 227 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-03-13
- Last updated
- 2021-12-15
Frequently asked questions
- What is Kevin Chen's NPI number?
- Kevin Chen's National Provider Identifier (NPI) is 1235300658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kevin Chen's specialty?
- Kevin Chen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Kevin Chen located?
- Kevin Chen's practice location on file with NPPES is 424 28th St, Oakland, CA 94609-3603.
- What is Kevin Chen's phone number?
- The practice phone number listed in the NPPES registry for Kevin Chen is (510) 452-4824.
- Does Kevin Chen accept Medicare?
- Kevin Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kevin Chen's NPI active?
- Yes — Kevin Chen's NPI (1235300658) is active in the NPPES registry as of the last update on 2021-12-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.