Changgao Yang, MD
NPI 1366435638 · Dermatopathology (Pathology) Physician · Seal Beach, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Changgao Yang, MD is a Dermatopathology (Pathology) Physician provider in Seal Beach, CA (NPI 1366435638).
Provider details
- NPI number
- 1366435638
- Entity type
- Individual
- Primary specialty
- Dermatopathology (Pathology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A062281 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
21 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
12,494 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) |
|---|---|---|
| Flow Cytometry Technique for Dna Or Cell Analysis, Each Additional Marker88185 | 4,778 | $19 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 1,445 | $78 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 978 | $57 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 786 | $94 |
| Special Stained Specimen Slides to Examine Tissue, Each Multiplex Procedure88344 | 742 | $178 |
| Chromosome Analysis for Genetic Defects, Additional Specialized Banding Technique88283 | 581 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-23
- Last updated
- 2026-01-10
- Certified
- 2026-01-10
Frequently asked questions
- What is Changgao Yang's NPI number?
- Changgao Yang's National Provider Identifier (NPI) is 1366435638, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Changgao Yang's specialty?
- Changgao Yang is listed in the NPPES registry with a primary specialty of Dermatopathology (Pathology) Physician (Allopathic & Osteopathic Physicians).
- Where is Changgao Yang located?
- Changgao Yang's practice location on file with NPPES is 3030 Old Ranch Pkwy, Seal Beach, CA 90740-2765.
- What is Changgao Yang's phone number?
- The practice phone number listed in the NPPES registry for Changgao Yang is (562) 799-8900.
- Does Changgao Yang accept Medicare?
- Changgao Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Changgao Yang's NPI active?
- Yes — Changgao Yang's NPI (1366435638) is active in the NPPES registry as of the last update on 2026-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.