DR. GARY L OSTROW DO
NPI 1164644589
Neuromusculoskeletal Medicine & OMM in New York, NY
About Dr. Gary L Ostrow Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GARY L OSTROW DO (NPI 1164644589) is an individual neuromusculoskeletal medicine & omm provider in New York, New York, licensed in New York (135373-1) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS and is a graduate of College Of Medicine And Surgery (1977).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Gary L Ostrow Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Gary Ostrow reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
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 4
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.
Other Providers at the Same Location NPPES 8
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 Gary Ostrow's NPI number?
The NPI number for Gary Ostrow is 1164644589. It was assigned to this individual provider in the NPPES registry on May 3, 2007.
Where is Gary Ostrow located?
Gary Ostrow practices at 625 Madison Ave Ste 10 A, New York, NY 10022. The listed phone number is (212) 838-8265.
What is Gary Ostrow's specialty?
The primary specialty registered for this NPI is Neuromusculoskeletal Medicine & OMM with taxonomy code 204D00000X.
Is Gary Ostrow enrolled in Medicare?
Yes. Gary Ostrow is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Gary Ostrow's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gary Ostrow reassigns Medicare benefits to Manhattan Neuromusculoskeletal Medicine & Osteopathy, PLLC (New York, NY). The 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 Gary Ostrow'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 Gary Ostrow was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.