Doctor profile · Federal record

Dr. Patrick O'Donnell, DO

Anatomic Pathology Physician (CMS: Pathology) · Worcester, MA

  • NPI 1942415294
  • Accepts Medicare
  • MIPS 89.0 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
55 Lake Ave N, Department of Pathology
Worcester, MA 016550002
(508) 793-6100
fax (508) 793-6110
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
November 25, 2020
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207ZP0101X — NUCC code
State license (1)
Massachusetts #239497
Medicaid
MA #110088941A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942415294. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,722
Distinct HCPCS
8
Medicare allowed
$60,567
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,052 670 $38
88305 Pathology examination of tissue using a microscope, intermediate complexity 227 148 $37
88341 Special stained specimen slides to examine tissue, each additional procedure 127 36 $29
88312 Special stained specimen slides to identify organisms including interpretation and report 93 56 $27
88304 Pathology examination of tissue using a microscope, moderately low complexity 81 60 $11
88312 Special stained specimen slides to identify organisms including interpretation and report 75 37 $26
88342 Special stained specimen slides to examine tissue, initial procedure 43 39 $35
88321 Surgical pathology consultation and report on referred slides prepared elsewhere 24 24 $85

In context: peer comparison

Among 13 peers in Worcester Anatomic Pathology Physician, average services per provider: 110. This provider delivers 16× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Patrick O'Donnell's medical specialty?
Dr. Patrick O'Donnell practices Anatomic Pathology Physician in Worcester, MA.
Where does Dr. Patrick O'Donnell practice?
Dr. Patrick O'Donnell practices at 55 Lake Ave N, Worcester, MA 016550002. Office phone: 5087936100.
What is Dr. Patrick O'Donnell's NPI?
Dr. Patrick O'Donnell's National Provider Identifier (NPI) is 1942415294, issued by NPPES.
Does Dr. Patrick O'Donnell accept Medicare assignment?
Yes. Dr. Patrick O'Donnell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick O'Donnell commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.