JENNIFER C FOX ARNP
NPI 1225450950
Nurse Practitioner - Gerontology in New York, NY
About Jennifer C Fox Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JENNIFER C FOX ARNP (NPI 1225450950) is an individual gerontology provider in New York, New York, licensed in New York (432968) and active in the NPI registry since January 2014. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and maintains a secondary practice location in Lancaster.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Jennifer C Fox Arnp 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
4Medicare enrollment records show Jennifer Fox reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 28 clinicians in this Medicare group
Newtown Square, PA 19073
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,638 clinicians in this Medicare group
Lancaster, PA 17602
- Reassigned Medicare billing, Pennsylvania enrollment
- 98 clinicians in this Medicare group
Lancaster, PA 17603
- Reassigned Medicare billing, Pennsylvania enrollment
- 64 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYLancaster General Hospital
Acute Care Hospitals · Lancaster, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10021 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10021
NEW YORK, NY 10021
NEW YORK, NY 10021
NEW YORK, NY 10021
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 Jennifer Fox's NPI number?
The NPI number for Jennifer Fox is 1225450950. It was assigned to this individual provider in the NPPES registry on January 15, 2014.
Where is Jennifer Fox located?
Jennifer Fox practices at 520 E 70th St, New York, NY 10021. The listed phone number is (646) 962-7571.
What is Jennifer Fox's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.
Is Jennifer Fox enrolled in Medicare?
Yes. Jennifer Fox 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 Jennifer Fox's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jennifer Fox reassigns Medicare benefits to 4 organizations: Weill Medical College Of Cornell (New York, NY), Main Line Healthcare (Newtown Square, PA), Lancaster General Hospital (Lancaster, PA) and The Heart Group Of Lancaster General Health (Lancaster, PA). 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 Jennifer Fox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jennifer Fox accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Jennifer Fox 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 Jennifer Fox affiliated with any hospitals?
According to CMS data, Jennifer Fox is affiliated with New York-Presbyterian Hospital and Lancaster General Hospital.
When was this NPI record last updated?
The NPPES record for Jennifer Fox was last updated on October 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Jennifer C Fox, ARNP · NPI 1225450950
Gerontology physician in New York, New York. Individual provider, active in the CMS NPPES registry since January 15, 2014.
## Identity
- **NPI:** 1225450950 (Entity type: Individual)
- **Enumerated:** January 15, 2014
- **Primary specialty:** Nurse Practitioner - Gerontology · taxonomy 363LG0600X
- **State license:** 432968 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 520 E 70TH ST, New York, NY 10021-9800
- **Phone:** (646) 962-7571 · **Fax:** (212) 746-6665
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Weill Medical College Of Cornell (NPI 1124333182, New York, NY); Main Line Healthcare (NPI 1922077643, Newtown Square, PA); Lancaster General Hospital (NPI 1154331775, Lancaster, PA); The Heart Group Of Lancaster General Health (NPI 1760793210, Lancaster, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2013
## Record status
- **NPPES last updated:** October 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1225450950) · Data from the CMS NPPES public registry.