DR. ALISON KORANSKY MD
NPI 1669032389
Internal Medicine in New York, NY
About Dr. Alison Koransky Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALISON KORANSKY MD (NPI 1669032389) is an individual internal medicine provider in New York, New York, licensed in New York (322257) and active in the NPI registry since June 2019. She is enrolled in Medicare PECOS, is affiliated with Mount Sinai Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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. Alison Koransky 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
2Medicare enrollment records show Alison Koransky reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10029
- Reassigned Medicare billing, New York enrollment
- 769 clinicians in this Medicare group
Philadelphia, PA 19111
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,991 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 2
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.
Mount Sinai Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10029 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.
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 Alison Koransky's NPI number?
The NPI number for Alison Koransky is 1669032389. It was assigned to this individual provider in the NPPES registry on June 14, 2019.
Where is Alison Koransky located?
Alison Koransky practices at 17 E 102nd St, New York, NY 10029. The listed phone number is (212) 659-8551.
What is Alison Koransky's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alison Koransky enrolled in Medicare?
Yes. Alison Koransky 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 Alison Koransky's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alison Koransky reassigns Medicare benefits to 2 organizations: Icahn School Of Medicine At Mount Sinai (New York, NY) and Temple Faculty Practice Plan, Inc (Philadelphia, 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 Alison Koransky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alison Koransky affiliated with any hospitals?
According to CMS data, Alison Koransky is affiliated with Mount Sinai Hospital.
When was this NPI record last updated?
The NPPES record for Alison Koransky was last updated on June 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. Alison Koransky, MD · NPI 1669032389
Internal Medicine physician in New York, New York. Individual provider, active in the CMS NPPES registry since June 14, 2019.
## Identity
- **NPI:** 1669032389 (Entity type: Individual)
- **Enumerated:** June 14, 2019
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 322257 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 17 E 102ND ST, New York, NY 10029-5204
- **Phone:** (212) 659-8551 · **Fax:** (212) 831-8116
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Icahn School Of Medicine At Mount Sinai (NPI 1427493113, New York, NY); Temple Faculty Practice Plan, Inc (NPI 1093298887, Philadelphia, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rutgers, Robert Woood Johnson Medical School, class of 2019
## Record status
- **NPPES last updated:** June 6, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1669032389) · Data from the CMS NPPES public registry.