Mari Asakawa, MD
NPI 1134206071 · Internal Medicine Physician · Santa Clara, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mari Asakawa, MD is a Internal Medicine Physician provider in Santa Clara, CA (NPI 1134206071).
Provider details
- NPI number
- 1134206071
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A50512 (CA)
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
19 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 · 68 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 294 | 111 |
| Amlodipine Besylate | 220 | 79 |
| Losartan Potassium | 192 | 71 |
| Levothyroxine Sodium | 160 | 52 |
| Lisinopril | 131 | 52 |
| Alendronate Sodium | 112 | 42 |
| Simvastatin | 96 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-31
- Last updated
- 2026-05-22
- Certified
- 2026-05-22
Frequently asked questions
- What is Mari Asakawa's NPI number?
- Mari Asakawa's National Provider Identifier (NPI) is 1134206071, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mari Asakawa's specialty?
- Mari Asakawa is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mari Asakawa located?
- Mari Asakawa's practice location on file with NPPES is 710 Lawrence Expy, Santa Clara, CA 95051-5173.
- What is Mari Asakawa's phone number?
- The practice phone number listed in the NPPES registry for Mari Asakawa is (408) 851-1000.
- Does Mari Asakawa accept Medicare?
- Mari Asakawa is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mari Asakawa's NPI active?
- Yes — Mari Asakawa's NPI (1134206071) is active in the NPPES registry as of the last update on 2026-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.