Doctor profile · Federal record

Dr. Nicholas Ferrentino, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Burlington, VT

  • NPI 1336249077
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
111 Colchester Ave, Fahc, McHv Campus, Acc 5Th Floor
Burlington, VT 054011473
(802) 847-2554

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
October 4, 2013
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Vermont #0420009319
Medicaid (2)
VT #OVN1389 · NY #01668822

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336249077. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
381
Distinct HCPCS
10
Medicare allowed
$39,010
HCPCS Description Services Patients Avg allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 85 84 $5
45380 Biopsy of large bowel using a flexible endoscope 70 69 $122
99214 Established patient office or other outpatient visit, 30-39 minutes 44 38 $94
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 38 37 $231
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 30 30 $102
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 26 26 $118
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 22 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 20 20 $64
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 19 19 $155
99204 New patient office or other outpatient visit, 45-59 minutes 15 15 $128

In context: peer comparison

Among 5 peers in Burlington Gastroenterology Physician, average services per provider: 33. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
262
Patients
103
Total drug cost
$763,957
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 73 71 $1,295
Humira(Cf) Pen (Adalimumab) Brand 44 0 $670,446
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 32 32 $603
Azathioprine Generic 22 0 $974
Ursodiol Generic 18 0 $9,639
Omeprazole Generic 14 0 $171
Spironolactone Generic 14 0 $282
Carvedilol Generic 12 0 $138
Entecavir Generic 11 0 $267
Mesalamine Generic 11 0 $14,636

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicholas Ferrentino's medical specialty?
Dr. Nicholas Ferrentino practices Gastroenterology Physician in Burlington, VT.
Where does Dr. Nicholas Ferrentino practice?
Dr. Nicholas Ferrentino practices at 111 Colchester Ave, Burlington, VT 054011473. Office phone: 8028472554.
What is Dr. Nicholas Ferrentino's NPI?
Dr. Nicholas Ferrentino's National Provider Identifier (NPI) is 1336249077, issued by NPPES.
Does Dr. Nicholas Ferrentino accept Medicare assignment?
Yes. Dr. Nicholas Ferrentino accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicholas Ferrentino commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.