Sebastian Sasu, M.D.
NPI 1548387095 · Anatomic Pathology & Clinical Pathology Physician · South San Francisco, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sebastian Sasu, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in South San Francisco, CA (NPI 1548387095).
Provider details
- NPI number
- 1548387095
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A89268 (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
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
4,338 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 1,241 | $87 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 721 | $31 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 633 | $42 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 236 | $39 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 224 | $13 |
| Microscopic Genetic Analysis of Tissue, Computer-Assisted Technology, Initial Procedure, Each Multiplex Procedure88374 | 217 |
Practice location
Mailing address
Additional practice locations (4)
- 1501 Trousdale DrBurlingame, CA 94010-4506Phone: (650) 616-2951
- 815 Pollard RdLos Gatos, CA 95032-1438Phone: (650) 616-2951
- 2500 Grant RdMountain View, CA 94040-4302Phone: (650) 616-2951
- 170 Alameda De Las PulgasRedwood City, CA 94062-2751Phone: (650) 616-2951
Registry dates
- Enumerated
- 2007-03-22
- Last updated
- 2024-11-05
- Certified
- 2024-11-05
Frequently asked questions
- What is Sebastian Sasu's NPI number?
- Sebastian Sasu's National Provider Identifier (NPI) is 1548387095, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sebastian Sasu's specialty?
- Sebastian Sasu is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Sebastian Sasu located?
- Sebastian Sasu's practice location on file with NPPES is 383 E Grand Ave Ste a, South San Francisco, CA 94080-6234.
- What is Sebastian Sasu's phone number?
- The practice phone number listed in the NPPES registry for Sebastian Sasu is (650) 616-2951.
- Does Sebastian Sasu accept Medicare?
- Sebastian Sasu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sebastian Sasu's NPI active?
- Yes — Sebastian Sasu's NPI (1548387095) is active in the NPPES registry as of the last update on 2024-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.