Doctor profile · Federal record

Dr. Khengjim Lim, MD

Gastroenterology Physician (CMS: Gastroenterology) · Student in an Organized Health Care Education/Training Program · Flemington, NJ

  • NPI 1194169045
  • Accepts Medicare
  • MIPS 89.3 / 100 · 2023
  • 15 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1100 Wescott Dr Ste 304
Flemington, NJ 088224600
(908) 788-4022
fax (908) 788-4066
Additional location
1 Robert Wood Johnson Pl, Meb 486
New Brunswick, NJ 089011928
(732) 235-8377

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
March 19, 2019
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New Jersey #MA09916000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194169045. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
362
Distinct HCPCS
10
Medicare allowed
$50,596
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 68 57 $99
99204 New patient office or other outpatient visit, 45-59 minutes 52 52 $181
45380 Biopsy of large bowel using a flexible endoscope 40 40 $152
99203 New patient office or other outpatient visit, 30-44 minutes 40 40 $125
99214 Established patient office or other outpatient visit, 30-39 minutes 40 35 $140
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 33 33 $141
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 30 21 $86
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 24 24 $265
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 23 23 $116
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 12 12 $127

In context: peer comparison

Among 5 peers in this city , average services per provider: 70. This provider delivers 5.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,251
Transactions
66
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 28 $494.84
Phathom Pharmaceuticals, Inc. 10 $248.06
GENZYME CORPORATION 4 $86.92
Takeda Pharmaceuticals U.S.A., Inc. 4 $80.38
Ardelyx, Inc. 4 $69.97
PFIZER INC. 4 $65.10
IRONWOOD PHARMACEUTICALS, INC 2 $39.91
Janssen Biotech, Inc. 2 $34.71
Braintree Laboratories, Inc. 2 $33.41
Merck Sharp & Dohme LLC 1 $18.69
Ipsen Biopharmaceuticals, Inc 1 $18.49
AIMMUNE THERAPEUTICS, INC. 1 $17.71
Intercept Pharmaceuticals, Inc. 1 $16.43
Celgene Corporation 1 $13.34
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $13.21

By nature of payment

Food and Beverage
$1,234
Education
$17

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
245
Patients
98
Total drug cost
$26,497
Drug Type Claims Patients Total cost
Omeprazole Generic 87 39 $1,555
Dicyclomine Hcl Generic 44 18 $983
Pantoprazole Sodium Generic 41 19 $954
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 22 22 $3,790
Esomeprazole Magnesium Generic 18 0 $1,138
Linzess (Linaclotide) Brand 17 0 $14,482
Sucralfate Generic 16 0 $3,594

Frequently asked questions

Auto-generated from federal data
What is Dr. Khengjim Lim's medical specialty?
Dr. Khengjim Lim practices Gastroenterology Physician in Flemington, NJ.
Where does Dr. Khengjim Lim practice?
Dr. Khengjim Lim practices at 1100 Wescott Dr Ste 304, Flemington, NJ 088224600. Office phone: 9087884022.
What is Dr. Khengjim Lim's NPI?
Dr. Khengjim Lim's National Provider Identifier (NPI) is 1194169045, issued by NPPES.
Does Dr. Khengjim Lim accept Medicare assignment?
Yes. Dr. Khengjim Lim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Khengjim Lim commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.