Doctor profile · Federal record

Dr. Timothy D'Alfonso, M.D.

Anatomic Pathology Physician (CMS: Pathology) · New York, NY

  • NPI 1699938324
  • Accepts Medicare
  • MIPS 74.5 / 100 · 2023
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1320 York Ave, Apt 14R
New York, NY 100214800
(401) 932-7781
Mailing address
111 Country Club Dr
Port Washington, NY 110504537

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
January 19, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207ZP0101X — NUCC code
State license (1)
New York #260165

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699938324. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,007
Distinct HCPCS
6
Medicare allowed
$71,298
HCPCS Description Services Patients Avg allowed
88307 Pathology examination of tissue using a microscope, moderately high complexity 450 77 $89
88360 Microscopic genetic analysis of tumor, manual 238 73 $45
88321 Surgical pathology consultation and report on referred slides prepared elsewhere 157 156 $92
88305 Pathology examination of tissue using a microscope, intermediate complexity 96 77 $40
88342 Special stained specimen slides to examine tissue, initial procedure 50 32 $37
88344 Special stained specimen slides to examine tissue, each multiplex procedure 16 15 $41

In context: peer comparison

Among 46 peers in New York Anatomic Pathology Physician, average services per provider: 154. This provider delivers 6.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy D'Alfonso's medical specialty?
Dr. Timothy D'Alfonso practices Anatomic Pathology Physician in New York, NY.
Where does Dr. Timothy D'Alfonso practice?
Dr. Timothy D'Alfonso practices at 1320 York Ave, New York, NY 100214800. Office phone: 4019327781.
What is Dr. Timothy D'Alfonso's NPI?
Dr. Timothy D'Alfonso's National Provider Identifier (NPI) is 1699938324, issued by NPPES.
Does Dr. Timothy D'Alfonso accept Medicare assignment?
Yes. Dr. Timothy D'Alfonso accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy D'Alfonso commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, moderately high complexity (HCPCS 88307); Microscopic genetic analysis of tumor, manual (HCPCS 88360); Surgical pathology consultation and report on referred slides prepared elsewhere (HCPCS 88321). Source: CMS Medicare Physician & Other Practitioners file.