Doctor profile · Federal record

Dr. James Gagnier, M.D.

Dermatopathology (Pathology) Physician (CMS: Pathology) · Pittsford, NY

  • NPI 1003143033
  • Accepts Medicare
  • 51 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
61 Monroe Ave, Suite B
Pittsford, NY 145341311
(585) 586-5166

Credentials & registration

NPPES · NUCC
NPI registered
November 2009 — 17 yrs on file
Profile last updated
November 13, 2009
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
207ZD0900X — NUCC code
State license (1)
Maryland #D39437

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003143033. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,531
Distinct HCPCS
5
Medicare allowed
$275,735
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 2,920 2,002 $75
88342 Special stained specimen slides to examine tissue, initial procedure 250 207 $106
88341 Special stained specimen slides to examine tissue, each additional procedure 170 130 $92
88304 Pathology examination of tissue using a microscope, moderately low complexity 118 112 $46
88312 Special stained specimen slides to identify organisms including interpretation and report 73 59 $120

In context: peer comparison

Among 1 peers in Pittsford Dermatopathology (Pathology) Physician, average services per provider: 706. This provider delivers 5.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. James Gagnier's medical specialty?
Dr. James Gagnier practices Dermatopathology (Pathology) Physician in Pittsford, NY.
Where does Dr. James Gagnier practice?
Dr. James Gagnier practices at 61 Monroe Ave, Pittsford, NY 145341311. Office phone: 5855865166.
What is Dr. James Gagnier's NPI?
Dr. James Gagnier's National Provider Identifier (NPI) is 1003143033, issued by NPPES.
Does Dr. James Gagnier accept Medicare assignment?
Yes. Dr. James Gagnier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Gagnier 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.