Doctor profile · Federal record

Dr. Zayan Mahmooth, MD

Hospitalist Physician (CMS: Internal Medicine) · New York, NY

  • NPI 1114488012
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
First Avenue at 16Th Street
New York, NY 10003
(212) 844-1808
Additional location
310 E 14Th St
New York, NY 100034284
(212) 979-4000
Mailing address
1 Gustave L Levy Pl # 1118
New York, NY 100296504

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
August 25, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
New York #325630

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114488012. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
106
Distinct HCPCS
4
Medicare allowed
$11,930
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 51 23 $89
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 33 15 $133
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 11 11 $146
99239 Hospital discharge day management, more than 30 minutes 11 11 $129

In context: peer comparison

Among 190 peers in this city , average services per provider: 97. This provider delivers 1.1× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Zayan Mahmooth's medical specialty?
Dr. Zayan Mahmooth practices Hospitalist Physician in New York, NY.
Where does Dr. Zayan Mahmooth practice?
Dr. Zayan Mahmooth practices at First Avenue at 16Th Street, New York, NY 10003. Office phone: 2128441808.
What is Dr. Zayan Mahmooth's NPI?
Dr. Zayan Mahmooth's National Provider Identifier (NPI) is 1114488012, issued by NPPES.
Does Dr. Zayan Mahmooth accept Medicare assignment?
Yes. Dr. Zayan Mahmooth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Zayan Mahmooth commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.