Doctor profile · Federal record

Dr. Adam Zayac

Hematology (Internal Medicine) Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Hematology & Oncology Physician · Hematology & Oncology Physician · Internal Medicine Physician · Internal Medicine Physician · New Brunswick, NJ

  • NPI 1023428273
  • Accepts Medicare
  • MIPS 93.6 / 100 · 2023
  • 12 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
200 Little Albany St, East Tower, 9Th Floor
New Brunswick, NJ 08901
(732) 235-2465
fax (732) 448-7887

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
December 19, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RH0000X — NUCC code
State licenses (3)
New Jersey #25MA11020800 · New York #290269 · Rhode Island #MD16309

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023428273. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
33
Distinct HCPCS
1
Medicare allowed
$4,955
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 33 32 $150

In context: peer comparison

Among 3 peers in this city , average services per provider: 89. This provider delivers 0.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Adam Zayac's medical specialty?
Dr. Adam Zayac practices Hematology (Internal Medicine) Physician in New Brunswick, NJ.
Where does Dr. Adam Zayac practice?
Dr. Adam Zayac practices at 200 Little Albany St, New Brunswick, NJ 08901. Office phone: 7322352465.
What is Dr. Adam Zayac's NPI?
Dr. Adam Zayac's National Provider Identifier (NPI) is 1023428273, issued by NPPES.
Does Dr. Adam Zayac accept Medicare assignment?
Yes. Dr. Adam Zayac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Adam Zayac commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.