Doctor profile · Federal record

Dr. Omer Yilmaz, MD, PHD

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

  • NPI 1417116864
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Massachusetts General Hospital, 55 Fruit Street
Boston, MA 02114
(617) 726-2967

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
Massachusetts #L-235955

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417116864. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,138
Distinct HCPCS
9
Medicare allowed
$47,018
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 865 385 $39
88342 Special stained specimen slides to examine tissue, initial procedure 73 64 $37
88341 Special stained specimen slides to examine tissue, each additional procedure 66 22 $30
88313 Special stained specimen slides to examine tissue including interpretation and report 37 18 $13
88307 Pathology examination of tissue using a microscope, moderately high complexity 30 20 $87
88309 Pathology examination of tissue using a microscope, high complexity 23 18 $153
88304 Pathology examination of tissue using a microscope, moderately low complexity 19 17 $12
88321 Surgical pathology consultation and report on referred slides prepared elsewhere 14 14 $89
88312 Special stained specimen slides to identify organisms including interpretation and report 11 11 $28

In context: peer comparison

Among 76 peers in this city , average services per provider: 122. This provider delivers 9.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Omer Yilmaz's medical specialty?
Dr. Omer Yilmaz practices Anatomic Pathology & Clinical Pathology Physician in Boston, MA.
Where does Dr. Omer Yilmaz practice?
Dr. Omer Yilmaz practices at Massachusetts General Hospital, Boston, MA 02114. Office phone: 6177262967.
What is Dr. Omer Yilmaz's NPI?
Dr. Omer Yilmaz's National Provider Identifier (NPI) is 1417116864, issued by NPPES.
Does Dr. Omer Yilmaz accept Medicare assignment?
Yes. Dr. Omer Yilmaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Omer Yilmaz commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.