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DR. ILSEUNG CHO M.D.
NPI 1295931095
Internal Medicine - Gastroenterology in New York, NY

Active since June 27, 2007PECOS Enrolled
423 E 23RD ST, 11 NORTH, GI UNIT, NEW YORK, NY 10010(212) 686-7500 Get Directions Write a Review

NPPES record last updated: July 10, 2008. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Ilseung Cho M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ILSEUNG CHO M.D. (NPI 1295931095) is an individual gastroenterology provider in New York, New York, licensed in New York (235636) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1295931095
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. ILSEUNG CHOCredential: M.D.
Location Address423 E 23RD ST, 11 NORTH, GI UNITNew York, NY 10010-5011
Mailing Address423 E 23rd St, 11 North, Gi UnitNew York, NY 10010-5011
Phone(212) 686-7500
Sole ProprietorNo
Enumeration DateJune 27, 2007
Last NPPES UpdateJuly 10, 2008
✔ NPI 1295931095 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in NY · 235636
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
423 E 23RD ST, New York, NY 10010
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ilseung Cho M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Ilseung Cho reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

New York University
1,038 mi
Cardiovascular Disease
3301 QUANTUM BLVD
Boynton Beach, FL 33426
  • Reassigned Medicare billing, New York enrollment
  • 7,712 clinicians in this Medicare group
NPI 1285826438 (877) 648-2964

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10010 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JASON H EPSTEIN MD
Anesthesiology (Pain Medicine)
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
MR. GREG DATILES GONZALES RRT-NPS, RPFT, AEC
Respiratory Therapist, Registered (Critical Care)
423 E 23RD ST, RESPIRATORY CARE SERVICES ROOM 13095S
NEW YORK, NY 10010
New York County (212) 686-7500
DR. LAMONT JORDAN BARLOW
Urology
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
MRS. PASCALE FILS-AIME RRT
Respiratory Therapist, Registered (General Care)
423 E 23RD ST, RESPIRATORY CARE RM 13090S
NEW YORK, NY 10010
New York County (212) 686-7500
MS. COURTNEY DUNN LCSW
Social Worker (Clinical)
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
DR. PATRICK COLIN MALLOY M.D.
Radiology (Vascular & Interventional Radiology)
423 E 23RD ST, RADIOLOGY SERVICE
NEW YORK, NY 10010
New York County (212) 686-7500
CARLA ASSENZA LMSW
Social Worker
423 E 23RD ST
NEW YORK, NY 10010
New York County (212) 686-7500
CARA MARY OCHSENREITER LMSW
Social Worker
423 E 23RD ST
NEW YORK, NY 10010
New York County (347) 216-5546

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ilseung Cho's NPI number?

The NPI number for Ilseung Cho is 1295931095. It was assigned to this individual provider in the NPPES registry on June 27, 2007.

Where is Ilseung Cho located?

Ilseung Cho practices at 423 E 23rd St 11 North, Gi Unit, New York, NY 10010. The listed phone number is (212) 686-7500.

What is Ilseung Cho's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Ilseung Cho enrolled in Medicare?

Yes. Ilseung Cho is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ilseung Cho's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ilseung Cho reassigns Medicare benefits to New York University (Boynton Beach, FL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ilseung Cho's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Ilseung Cho was last updated on July 10, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.