Doctor profile · Federal record

Dr. Diana Matari, PA-C

Physician Assistant · Port Jefferson, NY

  • NPI 1477029585
  • 8 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
75 N Country RD
Port Jefferson, NY 117772119
(631) 473-1320
Mailing address
1875 Wisteria Cir
Bellport, NY 117133060

Credentials & registration

NPPES · NUCC
NPI registered
October 2018 — 8 yrs on file
Specialty taxonomy
363A00000X — NUCC code
State license (1)
New York #022827

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477029585. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
107
Distinct HCPCS
4
Medicare allowed
$9,647
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 42 42 $107
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 28 28 $65
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 19 17 $41
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 18 $142

In context: peer comparison

Among 11 peers in this city , average services per provider: 49. This provider delivers 2.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Matari's medical specialty?
Dr. Diana Matari practices Physician Assistant in Port Jefferson, NY.
Where does Dr. Diana Matari practice?
Dr. Diana Matari practices at 75 N Country RD, Port Jefferson, NY 117772119. Office phone: 6314731320.
What is Dr. Diana Matari's NPI?
Dr. Diana Matari's National Provider Identifier (NPI) is 1477029585, issued by NPPES.
What procedures does Dr. Diana Matari commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.