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DR. JUNG HWAN AHN M.D.
NPI 1083610661
Physical Medicine & Rehabilitation - Spinal Cord Injury Medicine in New York, NY

Active since June 28, 2005PECOS Enrolled
400 E 34TH ST, NEW YORK, NY 10016(212) 263-6122 Get Directions Write a Review

NPPES record last updated: June 30, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 30, 2021, Feb 11, 2021 (2 updates tracked since 2021).

About Dr. Jung Hwan Ahn M.d. NPPES

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

DR. JUNG HWAN AHN M.D. (NPI 1083610661) is an individual spinal cord injury medicine provider in New York, New York, licensed in New York (132107) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1083610661
Entity TypeIndividualMale
Primary Taxonomy2081P0004X
Provider Legal NameDR. JUNG HWAN AHNCredential: M.D.
Location Address400 E 34TH STNew York, NY 10016-4901
Mailing Address400 E 34th StNew York, NY 10016-4901 · (212) 263-6122
Phone(212) 263-6122
Sole ProprietorYes
Enumeration DateJune 28, 2005
Last NPPES UpdateJune 30, 20212 updates tracked since enumeration
NPPES CertifiedJune 30, 2021
✔ NPI 1083610661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysical Medicine & Rehabilitation · Spinal Cord Injury MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2081P0004X
License✔ Licensed in NY · 132107
Definition
A physician who addresses the prevention, diagnosis, treatment and management of traumatic spinal cord injury and non-traumatic etiologies of spinal cord dysfunction by working in an interdisciplinary manner. Care is provided to patients of all ages on a lifelong basis and covers related medical, physical, psychological and vocational disabilities and complications.
400 E 34TH ST, New York, NY 10016
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Other Identifiers 1

Medicaid00541593NY

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Jung Hwan Ahn 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 Jung Ahn reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

New York University
Same address
Physical Medicine & Rehabilitation
400 E 34TH ST, RM 600
New York, NY 10016
  • Reassigned Medicare billing, New York enrollment
  • Also billed through NPI 1285826438 (New York)
  • 1,074 clinicians in this Medicare group
NPI 1811144975 (212) 263-6037

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

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.

MRS. MEGAN N STRONG PT, DPT
Physical Therapist
400 E 34TH ST, PHYSICAL THERAPY DEPARTMENT
NEW YORK, NY 10016
New York County (212) 263-6059
ELIZABETH RENNIE CRNA
Nurse Anesthetist, Certified Registered
400 E 34TH ST
NEW YORK, NY 10016
New York County (212) 263-5072
EKAETE LAWAL NP
Nurse Practitioner (Family)
400 E 34TH ST, RUSK 607
NEW YORK, NY 10016
New York County (212) 263-5072
DR. TIMOTHY PATRICK HILBERT M.D.
Pathology (Blood Banking & Transfusion Medicine)
400 E 34TH ST, BLOOD BANK, RRG-17
NEW YORK, NY 10016
New York County (212) 263-5443
SAMANTHA MUSCATO OTR/L
Occupational Therapist (Pediatrics)
400 E 34TH ST
NEW YORK, NY 10016
New York County (212) 263-6013
CATHERINE CONSTABLE
Internal Medicine
400 E 34TH ST
NEW YORK, NY 10016
New York County (212) 263-5506
DR. DAVID WILLIAM O'NEILL M.D.
Pathology (Blood Banking & Transfusion Medicine)
400 E 34TH ST, RUSK RESEARCH BLDG RM RR-718
NEW YORK, NY 10016
New York County (212) 263-8046
DR. WEI ANGELA LIU M.D.
Physical Medicine & Rehabilitation
400 E 34TH ST
NEW YORK, NY 10016
New York County (212) 532-4084

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 Jung Ahn's NPI number?

The NPI number for Jung Ahn is 1083610661. It was assigned to this individual provider in the NPPES registry on June 28, 2005.

Where is Jung Ahn located?

Jung Ahn practices at 400 E 34th St, New York, NY 10016. The listed phone number is (212) 263-6122.

What is Jung Ahn's specialty?

The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Spinal Cord Injury Medicine, with taxonomy code 2081P0004X.

Is Jung Ahn enrolled in Medicare?

Yes. Jung Ahn is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jung Ahn's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jung Ahn reassigns Medicare benefits to New York University (New York, NY). 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 Jung Ahn'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 Jung Ahn was last updated on June 30, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.