KA YEON LEE MD
NPI 1578985040
Internal Medicine - Infectious Disease in Westwood, NJ
About Ka Yeon Lee Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KA YEON LEE MD (NPI 1578985040) is an individual infectious disease provider in Westwood, New Jersey, licensed in New Jersey (25MA12418900) and active in the NPI registry since January 2014. She is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
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
Ka Yeon Lee Md 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 Ka Yeon Lee 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
- 155 clinicians in this Medicare group
Englewood Cliffs, NJ 07632
- Reassigned Medicare billing, New Jersey enrollment
- 3 clinicians in this Medicare group
Dexter, NY 13634
- Reassigned Medicare billing, New York enrollment
- 11 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 3
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hackensack University Medical Center
Acute Care Hospitals · Hackensack, NJHackensack Meridian Health Pascack Valley Medical
Acute Care Hospitals · Westwood, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07675 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Ka Yeon Lee's NPI number?
The NPI number for Ka Yeon Lee is 1578985040. It was assigned to this individual provider in the NPPES registry on January 17, 2014.
Where is Ka Yeon Lee located?
Ka Yeon Lee practices at 260 Old Hook Rd Ste 300, Westwood, NJ 07675. The listed phone number is (201) 408-5314.
What is Ka Yeon Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Ka Yeon Lee enrolled in Medicare?
Yes. Ka Yeon Lee 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 Ka Yeon Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ka Yeon Lee reassigns Medicare benefits to 3 organizations: Hudson MD Group (Englewood Cliffs, NJ), Pan S Ko, MD, PC (Englewood Cliffs, NJ) and Medical Health 360 PLLC (Dexter, NY). 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 Ka Yeon Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ka Yeon Lee accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Ka Yeon Lee as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Ka Yeon Lee affiliated with any hospitals?
According to CMS data, Ka Yeon Lee is affiliated with Hackensack University Medical Center and Hackensack Meridian Health Pascack Valley Medical.
When was this NPI record last updated?
The NPPES record for Ka Yeon Lee was last updated on December 19, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.
# Ka Yeon Lee, MD · NPI 1578985040
Infectious Disease physician in Westwood, New Jersey. Individual provider, active in the CMS NPPES registry since January 17, 2014.
## Identity
- **NPI:** 1578985040 (Entity type: Individual)
- **Enumerated:** January 17, 2014
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 25MA12418900 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 260 OLD HOOK RD STE 300, Westwood, NJ 07675-3123
- **Phone:** (201) 408-5314
## 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): Hudson MD Group (NPI 1497301998, Englewood Cliffs, NJ); Pan S Ko, MD, PC (NPI 1467887042, Englewood Cliffs, NJ); Medical Health 360 PLLC (NPI 1497374359, Dexter, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** December 19, 2024
- **Other identifiers:** Medicaid Q028150 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1578985040) · Data from the CMS NPPES public registry.