Monica Hollowell
NPI 1780899013 · Anatomic Pathology & Clinical Pathology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Monica Hollowell is a Anatomic Pathology & Clinical Pathology Physician provider in Boston, MA (NPI 1780899013).
Provider details
- NPI number
- 1780899013
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 242371 (MA)
Specialties & taxonomies
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
19 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
365 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 | 89 | $38 |
| Cell Examination of Specimen, Concentration Technique88108 | 86 | $23 |
| Evaluation of Fine Needle Aspirate With Interpretation and Report88173 | 51 | $72 |
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 42 | $28 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 39 | $29 |
| Surgical Pathology Consultation and Report on Referred Slides Prepared Elsewhere88321 | 33 | $86 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-05-11
- Last updated
- 2019-06-26
Frequently asked questions
- What is Monica Hollowell's NPI number?
- Monica Hollowell's National Provider Identifier (NPI) is 1780899013, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Monica Hollowell's specialty?
- Monica Hollowell is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Monica Hollowell located?
- Monica Hollowell's practice location on file with NPPES is 300 Longwood Ave, Boston, MA 02115.
- What is Monica Hollowell's phone number?
- The practice phone number listed in the NPPES registry for Monica Hollowell is (617) 355-7431.
- Does Monica Hollowell accept Medicare?
- Monica Hollowell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Monica Hollowell's NPI active?
- Yes — Monica Hollowell's NPI (1780899013) is active in the NPPES registry as of the last update on 2019-06-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.