Zarir Karanjawala, M.D., PH.D.
NPI 1558415000 · Specialist · Sacramento, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zarir Karanjawala, M.D., PH.D. is a Specialist provider in Sacramento, CA (NPI 1558415000).
Provider details
- NPI number
- 1558415000
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A109519 (CA)
Specialties & taxonomies
Other Service Providers
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
1,410 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) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 544 | $28 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 267 | $12 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 119 | $38 |
| Microscopic Genetic Analysis of Tumor, Manual88360 | 104 | $42 |
| Flow Cytometry Technique for Dna Or Cell Analysis, 16 Or More Markers88189 | 93 | $84 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 90 | $35 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-22
- Last updated
- 2009-12-10
Frequently asked questions
- What is Zarir Karanjawala's NPI number?
- Zarir Karanjawala's National Provider Identifier (NPI) is 1558415000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zarir Karanjawala's specialty?
- Zarir Karanjawala is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Zarir Karanjawala located?
- Zarir Karanjawala's practice location on file with NPPES is 3301 C Street, Sacramento, CA 95816-3302.
- What is Zarir Karanjawala's phone number?
- The practice phone number listed in the NPPES registry for Zarir Karanjawala is (916) 447-6267.
- Does Zarir Karanjawala accept Medicare?
- Zarir Karanjawala is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zarir Karanjawala's NPI active?
- Yes — Zarir Karanjawala's NPI (1558415000) is active in the NPPES registry as of the last update on 2009-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.