Doctor profile · Federal record

Dr. Brent Lemberg, MD

Gastroenterology Physician (CMS: Gastroenterology) · Ithaca, NY

  • NPI 1710931654
  • Accepts Medicare
  • MIPS 92.3 / 100 · 2023
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2435 N Triphammer RD
Ithaca, NY 148501047
(607) 272-5011
fax (607) 272-5861

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 9, 2013
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New York #224477

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710931654. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
577
Distinct HCPCS
10
Medicare allowed
$53,795
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 154 148 $5
45380 Biopsy of large bowel using a flexible endoscope 102 102 $131
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 80 75 $103
99203 New patient office or other outpatient visit, 30-44 minutes 66 66 $107
99213 Established patient office or other outpatient visit, 20-29 minutes 48 45 $85
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45 45 $233
99214 Established patient office or other outpatient visit, 30-39 minutes 32 32 $122
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $119
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 17 12 $77
45378 Diagnostic exam of large bowel using a flexible endoscope 13 13 $164

In context: peer comparison

Among 4 peers in Ithaca Gastroenterology Physician, average services per provider: 45. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$48
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 2 $31.55
Phathom Pharmaceuticals, INC. 1 $16.54

By nature of payment

Food and Beverage
$48

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
690
Patients
274
Total drug cost
$161,040
Drug Type Claims Patients Total cost
Omeprazole Generic 271 62 $4,724
Pantoprazole Sodium Generic 120 27 $1,596
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 116 115 $9,240
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 39 38 $442
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 33 32 $601
Dicyclomine Hcl Generic 26 0 $1,771
Esomeprazole Magnesium Generic 19 0 $898
Linzess (Linaclotide) Brand 16 0 $13,401
Spironolactone Generic 14 0 $591
Xifaxan (Rifaximin) Brand 13 0 $42,676

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brent Lemberg's medical specialty?
Dr. Brent Lemberg practices Gastroenterology Physician in Ithaca, NY.
Where does Dr. Brent Lemberg practice?
Dr. Brent Lemberg practices at 2435 N Triphammer RD, Ithaca, NY 148501047. Office phone: 6072725011.
What is Dr. Brent Lemberg's NPI?
Dr. Brent Lemberg's National Provider Identifier (NPI) is 1710931654, issued by NPPES.
Does Dr. Brent Lemberg accept Medicare assignment?
Yes. Dr. Brent Lemberg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brent Lemberg 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); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.