Doctor profile · Federal record

Dr. Jae Geun Hyun, M.D.

Specialist (CMS: Gastroenterology) · Englewood Cliffs, NJ

  • NPI 1700045598
  • Accepts Medicare
  • 35 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
400 Sylvan Ave Ste 103
Englewood Cliffs, NJ 076322717
(201) 227-1455
fax (201) 227-1499
Additional location
15301 Northern Blvd Ste 2D
Flushing, NY 113545038
(718) 321-3210
fax (718) 321-1004
Mailing address
1 Gustave L Levy Pl, Po Box 1069
New York, NY 100296500

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
March 21, 2019
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
New York #241219

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700045598. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
362
Distinct HCPCS
7
Medicare allowed
$115,591
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 137 137 $439
99213 Established patient office or other outpatient visit, 20-29 minutes 78 67 $101
45380 Biopsy of large bowel using a flexible endoscope 49 48 $415
99203 New patient office or other outpatient visit, 30-44 minutes 41 41 $125
45378 Diagnostic exam of large bowel using a flexible endoscope 27 27 $392
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 18 18 $517
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $183

In context: peer comparison

Among 3 peers in Englewood Cliffs Specialist, average services per provider: 53. This provider delivers 6.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,480
Patients
1,014
Total drug cost
$123,409
Drug Type Claims Patients Total cost
Omeprazole Generic 560 324 $6,709
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 308 304 $21,619
Famotidine Generic 167 82 $3,277
Suprep (Sodium, Potassium,Mag Sulfates) Brand 151 148 $17,981
Dexlansoprazole Dr (Dexlansoprazole) Brand 83 25 $23,409
Linzess (Linaclotide) Brand 66 21 $37,934
Amoxicillin Generic 33 33 $237
Clarithromycin Generic 31 31 $908
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 26 24 $414
Sucralfate Generic 24 11 $3,010

Frequently asked questions

Auto-generated from federal data
What is Dr. Jae Geun Hyun's medical specialty?
Dr. Jae Geun Hyun practices Specialist in Englewood Cliffs, NJ.
Where does Dr. Jae Geun Hyun practice?
Dr. Jae Geun Hyun practices at 400 Sylvan Ave Ste 103, Englewood Cliffs, NJ 076322717. Office phone: 2012271455.
What is Dr. Jae Geun Hyun's NPI?
Dr. Jae Geun Hyun's National Provider Identifier (NPI) is 1700045598, issued by NPPES.
Does Dr. Jae Geun Hyun accept Medicare assignment?
Yes. Dr. Jae Geun Hyun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jae Geun Hyun commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.