Masaru Fisher, M.D.
NPI 1063518868 · Psychiatry Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Masaru Fisher, M.D. is a Psychiatry Physician provider in San Francisco, CA (NPI 1063518868).
Provider details
- NPI number
- 1063518868
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A80499 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
281 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 138 | $131 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 122 | $75 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 21 | $40 |
Typical Medicare-allowed amounts for these services range $40–$131 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Trazodone Hcl | 47 |
| Clonazepam | 46 |
| Gabapentin | 44 |
| Sertraline Hcl | 37 |
| Bupropion Hclbrand: Bupropion Xl | 37 |
| Olanzapine | 34 |
| Escitalopram Oxalate | 32 |
| Quetiapine Fumarate | 30 |
| Risperidone | 27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-16
- Last updated
- 2012-09-17
Frequently asked questions
- What is Masaru Fisher's NPI number?
- Masaru Fisher's National Provider Identifier (NPI) is 1063518868, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Masaru Fisher's specialty?
- Masaru Fisher is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Masaru Fisher located?
- Masaru Fisher's practice location on file with NPPES is 302 Silver Ave, San Francisco, CA 94112-1510.
- What is Masaru Fisher's phone number?
- The practice phone number listed in the NPPES registry for Masaru Fisher is (415) 562-2640.
- Does Masaru Fisher accept Medicare?
- Masaru Fisher is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Masaru Fisher's NPI active?
- Yes — Masaru Fisher's NPI (1063518868) is active in the NPPES registry as of the last update on 2012-09-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.