Doctor profile · Federal record

Dr. Mariano Giordano, D.O.

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

  • NPI 1740541044
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1300 Roanoke Ave
Riverhead, NY 119012031
(631) 548-6000

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
December 9, 2019
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Pennsylvania #OS019074

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740541044. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
143
Distinct HCPCS
4
Medicare allowed
$23,122
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 83 68 $220
99292 Critical care, each additional 30 minutes 25 19 $110
36620 Insertion of artery tube for blood sampling or infusion through skin 22 22 $46
36556 Insertion of non-tunneled central venous tube for infusion (5 years or older) 13 13 $87

In context: peer comparison

Among 1 peers in Riverhead Critical Care Medicine (Internal Medicine) Physician, average services per provider: 35. This provider delivers 4.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mariano Giordano's medical specialty?
Dr. Mariano Giordano practices Critical Care Medicine (Internal Medicine) Physician in Riverhead, NY.
Where does Dr. Mariano Giordano practice?
Dr. Mariano Giordano practices at 1300 Roanoke Ave, Riverhead, NY 119012031. Office phone: 6315486000.
What is Dr. Mariano Giordano's NPI?
Dr. Mariano Giordano's National Provider Identifier (NPI) is 1740541044, issued by NPPES.
Does Dr. Mariano Giordano accept Medicare assignment?
Yes. Dr. Mariano Giordano accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariano Giordano commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Critical care (HCPCS 99292); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.