Tony Yang
NPI 1821126350 · Anatomic Pathology & Clinical Pathology Physician · Modesto, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tony Yang is a Anatomic Pathology & Clinical Pathology Physician provider in Modesto, CA (NPI 1821126350).
Provider details
- NPI number
- 1821126350
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- A81186 (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
4,893 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 | 1,283 | $41 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 947 | $74 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 330 | $13 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 285 | $39 |
| Special Stained Specimen Slides to Examine Tissue, Each Multiplex Procedure88344 | 272 | $183 |
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 238 | $71 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-02-28
- Last updated
- 2022-07-21
Frequently asked questions
- What is Tony Yang's NPI number?
- Tony Yang's National Provider Identifier (NPI) is 1821126350, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tony Yang's specialty?
- Tony Yang is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Tony Yang located?
- Tony Yang's practice location on file with NPPES is 4301 N Star Way, Modesto, CA 95356-9262.
- What is Tony Yang's phone number?
- The practice phone number listed in the NPPES registry for Tony Yang is (209) 577-1200.
- Does Tony Yang accept Medicare?
- Tony Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tony Yang's NPI active?
- Yes — Tony Yang's NPI (1821126350) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.