Cynthia Hayne, M.D., PH.D.
NPI 1447419478 · Anatomic Pathology & Clinical Pathology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Hayne, M.D., PH.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Boston, MA (NPI 1447419478).
Provider details
- NPI number
- 1447419478
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 228734 (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
18 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
639 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 | 412 | $38 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 49 | $36 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 42 | $84 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 42 | $29 |
| Pathology Examination of Tissue Using a Microscope, High Complexity88309 | 37 | $149 |
| Microscopic Genetic Analysis of Tumor, Manual88360 | 29 | $43 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-06-05
- Last updated
- 2025-11-04
- Certified
- 2025-11-04
Frequently asked questions
- What is Cynthia Hayne's NPI number?
- Cynthia Hayne's National Provider Identifier (NPI) is 1447419478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Hayne's specialty?
- Cynthia Hayne is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Cynthia Hayne located?
- Cynthia Hayne's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Cynthia Hayne's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Hayne is (617) 667-4344.
- Does Cynthia Hayne accept Medicare?
- Cynthia Hayne is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Hayne's NPI active?
- Yes — Cynthia Hayne's NPI (1447419478) is active in the NPPES registry as of the last update on 2025-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.