Jennifer Clark, M.D.
NPI 1861819716 · Anatomic Pathology & Clinical Pathology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Clark, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Worcester, MA (NPI 1861819716).
Provider details
- NPI number
- 1861819716
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 277023 (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
12 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
1,068 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) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 168 | $27 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 165 | $36 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 120 | $34 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 98 | $36 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 98 | $80 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 81 | $27 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-03-27
- Last updated
- 2020-11-24
- Certified
- 2020-11-24
Frequently asked questions
- What is Jennifer Clark's NPI number?
- Jennifer Clark's National Provider Identifier (NPI) is 1861819716, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Clark's specialty?
- Jennifer Clark is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Clark located?
- Jennifer Clark's practice location on file with NPPES is 55 Lake Ave N, Worcester, MA 01655-0002.
- What is Jennifer Clark's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Clark is (508) 793-6100.
- Does Jennifer Clark accept Medicare?
- Jennifer Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Clark's NPI active?
- Yes — Jennifer Clark's NPI (1861819716) is active in the NPPES registry as of the last update on 2020-11-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.