Doctor profile · Federal record

Dr. Brian Chasin, MD

Infectious Disease Physician (CMS: Infectious Disease) · Infectious Disease Physician · Phoenix, AZ

  • NPI 1952329328
  • Accepts Medicare
  • 25 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
3411 N 5Th Ave Ste 209
Phoenix, AZ 850133812
(602) 789-0344
fax (602) 789-8389
Additional location
60 Prospect Ave
Middletown, NY 109404133
(845) 342-7615
fax (845) 342-7617

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 17, 2018
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RI0200X — NUCC code
State licenses (2)
Arizona #35402 · New York #244048
Medicaid
AZ #116179

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952329328. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
124
Distinct HCPCS
1
Medicare allowed
$20,853
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 124 119 $168

In context: peer comparison

Among 19 peers in this city , average services per provider: 173. This provider delivers 0.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Chasin's medical specialty?
Dr. Brian Chasin practices Infectious Disease Physician in Phoenix, AZ.
Where does Dr. Brian Chasin practice?
Dr. Brian Chasin practices at 3411 N 5Th Ave Ste 209, Phoenix, AZ 850133812. Office phone: 6027890344.
What is Dr. Brian Chasin's NPI?
Dr. Brian Chasin's National Provider Identifier (NPI) is 1952329328, issued by NPPES.
Does Dr. Brian Chasin accept Medicare assignment?
Yes. Dr. Brian Chasin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Chasin commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.