Jirong Mass
NPI 1609227339 · Anatomic Pathology & Clinical Pathology Physician · Clovis, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jirong Mass is a Anatomic Pathology & Clinical Pathology Physician provider in Clovis, CA (NPI 1609227339).
Provider details
- NPI number
- 1609227339
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A187125 (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
9 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
2,277 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 | 1,033 | $36 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 524 | $27 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 213 | $34 |
| Cell Examination of Body Fluid, Smears88104 | 119 | $27 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 107 | $80 |
| Preparation of Tissue for Examination By Removing Any Calcium Present88311 | 80 | $12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-06-23
- Last updated
- 2025-04-09
- Certified
- 2025-04-09
Frequently asked questions
- What is Jirong Mass's NPI number?
- Jirong Mass's National Provider Identifier (NPI) is 1609227339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jirong Mass's specialty?
- Jirong Mass is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Jirong Mass located?
- Jirong Mass's practice location on file with NPPES is 305 Park Creek Dr, Clovis, CA 93611-4426.
- What is Jirong Mass's phone number?
- The practice phone number listed in the NPPES registry for Jirong Mass is (559) 326-2800.
- Does Jirong Mass accept Medicare?
- Jirong Mass is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jirong Mass's NPI active?
- Yes — Jirong Mass's NPI (1609227339) is active in the NPPES registry as of the last update on 2025-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.