Calvin Chen, D.O.
NPI 1982858395 · Anatomic Pathology & Clinical Pathology Physician · Clovis, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Calvin Chen, D.O. is a Anatomic Pathology & Clinical Pathology Physician provider in Clovis, CA (NPI 1982858395).
Provider details
- NPI number
- 1982858395
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20A 12258 (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
17 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
2,913 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 | 978 | $36 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 629 | $27 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 229 | $34 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 152 | $79 |
| Microscopic Genetic Analysis of Tumor, Manual88360 | 116 | $40 |
| Cell Examination of Body Fluid, Smears88104 | 100 | $27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-11-12
- Last updated
- 2013-08-07
Frequently asked questions
- What is Calvin Chen's NPI number?
- Calvin Chen's National Provider Identifier (NPI) is 1982858395, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Calvin Chen's specialty?
- Calvin Chen is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Calvin Chen located?
- Calvin Chen's practice location on file with NPPES is 305 Park Creek Dr, Clovis, CA 93611-4426.
- What is Calvin Chen's phone number?
- The practice phone number listed in the NPPES registry for Calvin Chen is (559) 326-2800.
- Does Calvin Chen accept Medicare?
- Calvin Chen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Calvin Chen's NPI active?
- Yes — Calvin Chen's NPI (1982858395) is active in the NPPES registry as of the last update on 2013-08-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.