Doctor profile · Federal record

Dr. Michael Duff, M.D.

Internal Medicine Physician (CMS: Critical Care (Intensivists)) · Staten Island, NY

  • NPI 1952622771
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
355 Bard Ave
Staten Island, NY 103101664
(718) 818-1234

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
July 21, 2022
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952622771. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
282
Distinct HCPCS
6
Medicare allowed
$42,100
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 158 89 $208
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 38 25 $77
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 25 24 $82
31500 Emergent insertion of breathing tube into windpipe using an endoscope 23 22 $137
36620 Insertion of artery tube for blood sampling or infusion through skin 20 18 $43
76937 Ultrasonic guidance for blood vessel access 18 17 $14

In context: peer comparison

Among 93 peers in Staten Island Internal Medicine Physician, average services per provider: 156. This provider delivers 1.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Duff's medical specialty?
Dr. Michael Duff practices Internal Medicine Physician in Staten Island, NY.
Where does Dr. Michael Duff practice?
Dr. Michael Duff practices at 355 Bard Ave, Staten Island, NY 103101664. Office phone: 7188181234.
What is Dr. Michael Duff's NPI?
Dr. Michael Duff's National Provider Identifier (NPI) is 1952622771, issued by NPPES.
Does Dr. Michael Duff accept Medicare assignment?
Yes. Dr. Michael Duff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Duff commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS 36556). Source: CMS Medicare Physician & Other Practitioners file.