Hae Yoon Grace Choung, MD
NPI 1003254558 · Anatomic Pathology & Clinical Pathology Physician · West Hollywood, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hae Yoon Grace Choung, MD is a Anatomic Pathology & Clinical Pathology Physician provider in West Hollywood, CA (NPI 1003254558).
Provider details
- NPI number
- 1003254558
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 286191 (NY)
Specialties & taxonomies
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
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,176 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) |
|---|---|---|
| Antibody Evaluation, Each Additional Single Antibody Stain Procedure88350 | 1,138 | $30 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 517 | $13 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 148 | $39 |
| Antibody Evaluation, Initial Single Antibody Stain Procedure88346 | 139 | $37 |
| Electron Microscopy for Diagnosis88348 | 129 | $81 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 68 | $36 |
Practice location
Mailing address
Additional practice locations (2)
- 20 York StNew Haven, CT 06510-3220Phone: (203) 737-4142
- 601 Elmwood AvenueRochester, NY 14642-0001Phone: (585) 273-4135Fax: (585) 273-3637
Registry dates
- Enumerated
- 2013-06-06
- Last updated
- 2023-02-03
- Certified
- 2023-02-03
Frequently asked questions
- What is Hae Yoon Grace Choung's NPI number?
- Hae Yoon Grace Choung's National Provider Identifier (NPI) is 1003254558, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hae Yoon Grace Choung's specialty?
- Hae Yoon Grace Choung is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Hae Yoon Grace Choung located?
- Hae Yoon Grace Choung's practice location on file with NPPES is 8700 Beverly Blvd, West Hollywood, CA 90048-1804.
- What is Hae Yoon Grace Choung's phone number?
- The practice phone number listed in the NPPES registry for Hae Yoon Grace Choung is (310) 423-6623.
- Does Hae Yoon Grace Choung accept Medicare?
- Hae Yoon Grace Choung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hae Yoon Grace Choung's NPI active?
- Yes — Hae Yoon Grace Choung's NPI (1003254558) is active in the NPPES registry as of the last update on 2023-02-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.