Chi Ok, M.D.
NPI 1437315892 · Anatomic Pathology & Clinical Pathology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chi Ok, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Worcester, MA (NPI 1437315892).
Provider details
- NPI number
- 1437315892
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 237148 (MA)
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
1,573 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) |
|---|---|---|
| Molecular Pathology Procedure; Physician Interpretation and ReportG0452 | 518 | $45 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 310 | $27 |
| Flow Cytometry Technique for Dna Or Cell Analysis, 16 Or More Markers88189 | 176 | $82 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 128 | $36 |
| Flow Cytometry Technique for Dna Or Cell Analysis, 9 to 15 Markers88188 | 84 | $60 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 80 | $33 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-08-05
- Last updated
- 2008-08-05
Frequently asked questions
- What is Chi Ok's NPI number?
- Chi Ok's National Provider Identifier (NPI) is 1437315892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chi Ok's specialty?
- Chi Ok is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Chi Ok located?
- Chi Ok's practice location on file with NPPES is 281 Lincoln St, Worcester, MA 01605-2138.
- What is Chi Ok's phone number?
- The practice phone number listed in the NPPES registry for Chi Ok is (508) 334-8015.
- Does Chi Ok accept Medicare?
- Chi Ok is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chi Ok's NPI active?
- Yes — Chi Ok's NPI (1437315892) is active in the NPPES registry as of the last update on 2008-08-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.