DR. RUSSELL F. WARREN MD
NPI 1427072495
Orthopaedic Surgery in New York, NY
About Dr. Russell F. Warren Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RUSSELL F. WARREN MD (NPI 1427072495) is an individual orthopaedic surgery provider in New York, New York, licensed in New York (101089) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Hospital For Special Surgery, and is a graduate of Yale University School Of Medicine (1960).
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. Russell F. Warren Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Russell Warren reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10021
- Reassigned Medicare billing, Connecticut and New York enrollments
- Also billed through NPI 1093143687 (New York)
- 3 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 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hospital For Special Surgery
Acute Care Hospitals · New York, NYPhysician 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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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
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 Russell Warren's NPI number?
The NPI number for Russell Warren is 1427072495. It was assigned to this individual provider in the NPPES registry on July 26, 2006.
Where is Russell Warren located?
Russell Warren practices at 535 E 70th St, New York, NY 10021. The listed phone number is (212) 606-1178.
What is Russell Warren's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Russell Warren enrolled in Medicare?
Yes. Russell Warren is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Russell Warren's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Russell Warren reassigns Medicare benefits to New York Society For The Relief Of Ruptured And Crippled Maintain (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 Russell Warren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Russell Warren affiliated with any hospitals?
According to CMS data, Russell Warren is affiliated with Hospital For Special Surgery.
When was this NPI record last updated?
The NPPES record for Russell Warren was last updated on April 13, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Russell F. Warren, MD · NPI 1427072495
Orthopaedic Surgery physician in New York, New York. Individual provider, active in the CMS NPPES registry since July 26, 2006.
## Identity
- **NPI:** 1427072495 (Entity type: Individual)
- **Enumerated:** July 26, 2006
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 101089 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 535 E 70TH ST, New York, NY 10021-4872
- **Phone:** (212) 606-1178 · **Fax:** (212) 772-6389
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** New York Society For The Relief Of Ruptured And Crippled Maintain (NPI 1801132840, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 1960
## Record status
- **NPPES last updated:** April 13, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1427072495) · Data from the CMS NPPES public registry.