DR. ALYSON NICOLE FOX MD
NPI 1114136967
Internal Medicine - Transplant Hepatology in New York, NY
About Dr. Alyson Nicole Fox Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALYSON NICOLE FOX MD (NPI 1114136967) is an individual transplant hepatology provider in New York, New York, licensed in New York (239991) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Alyson Nicole Fox 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 Alyson Fox reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- Also billed through NPI 1982993184 (New York)
- 3,922 clinicians in this Medicare group
New York, NY 10032
- Reassigned Medicare billing, New York enrollment
- 124 clinicians in this Medicare group
Englewood, NJ 07631
- Reassigned Medicare billing, New Jersey enrollment
- 149 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 6
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
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, NYMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
NEW YORK, NY 10032
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 Alyson Fox's NPI number?
The NPI number for Alyson Fox is 1114136967. It was assigned to this individual provider in the NPPES registry on May 21, 2007.
Where is Alyson Fox located?
Alyson Fox practices at 622 West 168th Street Division Of Gastroenterology And Hepatology, New York, NY 10032. The listed phone number is (212) 305-0914.
What is Alyson Fox's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Transplant Hepatology, with taxonomy code 207RT0003X.
Is Alyson Fox enrolled in Medicare?
Yes. Alyson 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 Alyson Fox's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alyson Fox reassigns Medicare benefits to 3 organizations: Trustees Of Columbia University In The City Of New York (New York, NY), The Trustees Of Columbia University In The City Of New York (New York, NY) and Columbia Doctors Of New Jersey, P. C. (Englewood, 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 Alyson Fox's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alyson Fox accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Alyson 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 Alyson Fox affiliated with any hospitals?
According to CMS data, Alyson Fox is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Alyson Fox was last updated on April 15, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Alyson Nicole Fox, MD · NPI 1114136967
Transplant Hepatology physician in New York, New York. Individual provider, active in the CMS NPPES registry since May 21, 2007.
## Identity
- **NPI:** 1114136967 (Entity type: Individual)
- **Enumerated:** May 21, 2007
- **Primary specialty:** Internal Medicine - Transplant Hepatology · taxonomy 207RT0003X
- **State license:** 239991 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 622 WEST 168TH STREET, DIVISION OF GASTROENTEROLOGY AND HEPATOLOGY, New York, NY 10032
- **Phone:** (212) 305-0914 · **Fax:** (212) 305-4343
## 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): Trustees Of Columbia University In The City Of New York (NPI 1477068971, New York, NY); The Trustees Of Columbia University In The City Of New York (NPI 1265598783, New York, NY); Columbia Doctors Of New Jersey, P. C. (NPI 1952224370, Englewood, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** April 15, 2019
---
Source: [NPI Profile](https://npiprofile.com/npi/1114136967) · Data from the CMS NPPES public registry.