ANN DONGHYUN KIM M.D.
NPI 1588829352
Internal Medicine in Englewood Cliffs, NJ
About Ann Donghyun Kim M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANN DONGHYUN KIM M.D. (NPI 1588829352) is an individual internal medicine provider in Englewood Cliffs, New Jersey, licensed in New Jersey (25MA08431800) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ann Donghyun Kim M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Ann Kim reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Englewood Cliffs, NJ 07632
- Reassigned Medicare billing, New Jersey enrollment
- 2 clinicians in this Medicare group
Englewood Cliffs, NJ 07632
- Reassigned Medicare billing, New Jersey enrollment
- 155 clinicians in this Medicare group
Hackettstown, NJ 07840
- Reassigned Medicare billing, New Jersey enrollment
- 429 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 11
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07632 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 6
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Ann Kim's NPI number?
The NPI number for Ann Kim is 1588829352. It was assigned to this individual provider in the NPPES registry on July 22, 2008. The provider is also known as Donghyun Ann Kim M.D..
Where is Ann Kim located?
Ann Kim practices at 44 Sylvan Ave 2D, Englewood Cliffs, NJ 07632. The listed phone number is (201) 961-2808.
What is Ann Kim's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ann Kim enrolled in Medicare?
Yes. Ann Kim is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ann Kim's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ann Kim reassigns Medicare benefits to 3 organizations: Ann Kim MD PC (Englewood Cliffs, NJ), Hudson MD Group (Englewood Cliffs, NJ) and The Radiology Group Of New Jersey, LLC (Hackettstown, NJ). Each 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 Ann Kim'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 Ann Kim was last updated on August 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.
# Ann Donghyun Kim, M.D. · NPI 1588829352
Internal Medicine physician in Englewood Cliffs, New Jersey. Individual provider, active in the CMS NPPES registry since July 22, 2008.
## Identity
- **NPI:** 1588829352 (Entity type: Individual)
- **Enumerated:** July 22, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 25MA08431800 (New Jersey)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 44 SYLVAN AVE, 2D, Englewood Cliffs, NJ 07632-2426
- **Phone:** (201) 961-2808
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Ann Kim MD PC (NPI 1235550716, Englewood Cliffs, NJ); Hudson MD Group (NPI 1497301998, Englewood Cliffs, NJ); The Radiology Group Of New Jersey, LLC (NPI 1174010540, Hackettstown, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** August 6, 2025
- **Other identifiers:** Medicaid 0174653 (NJ)
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Source: [NPI Profile](https://npiprofile.com/npi/1588829352) · Data from the CMS NPPES public registry.