Doctor profile · Federal record

Dr. Monica Hollowell

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Cytopathology Physician · Pediatric Pathology Physician · Boston, MA

  • NPI 1780899013
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Longwood Ave
Boston, MA 02115
(617) 355-7431
fax (617) 730-0207

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
June 26, 2019
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
Massachusetts #242371

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780899013. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
511
Distinct HCPCS
9
Medicare allowed
$20,586
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 117 72 $39
88108 Cell examination of specimen, concentration technique 101 98 $24
88173 Evaluation of fine needle aspirate with interpretation and report 70 44 $73
88341 Special stained specimen slides to examine tissue, each additional procedure 68 30 $30
88112 Cell examination of specimen, selective cellular enhancement technique 63 58 $29
88342 Special stained specimen slides to examine tissue, initial procedure 41 37 $37
88321 Surgical pathology consultation and report on referred slides prepared elsewhere 23 23 $89
88172 Evaluation of fine needle aspirate 16 13 $38
88344 Special stained specimen slides to examine tissue, each multiplex procedure 12 11 $40

In context: peer comparison

Among 76 peers in this city , average services per provider: 122. This provider delivers 4.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Monica Hollowell's medical specialty?
Dr. Monica Hollowell practices Anatomic Pathology & Clinical Pathology Physician in Boston, MA.
Where does Dr. Monica Hollowell practice?
Dr. Monica Hollowell practices at 300 Longwood Ave, Boston, MA 02115. Office phone: 6173557431.
What is Dr. Monica Hollowell's NPI?
Dr. Monica Hollowell's National Provider Identifier (NPI) is 1780899013, issued by NPPES.
Does Dr. Monica Hollowell accept Medicare assignment?
Yes. Dr. Monica Hollowell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Monica Hollowell commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Cell examination of specimen, concentration technique (HCPCS 88108); Evaluation of fine needle aspirate with interpretation and report (HCPCS 88173). Source: CMS Medicare Physician & Other Practitioners file.