DR. TIMOTHY JOHN WALDEN MD
NPI 1366061996
Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery in Poughkeepsie, NY
About Dr. Timothy John Walden Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TIMOTHY JOHN WALDEN MD (NPI 1366061996) is an individual adult reconstructive orthopaedic surgery provider in Poughkeepsie, New York, licensed in New York (346239) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS, is affiliated with Magee Womens Hospital Of Upmc Health System, and maintains a secondary practice location in Hopewell Junction.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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. Timothy John Walden 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 Timothy Walden reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Greenwich, CT 06831
- Reassigned Medicare billing, New York enrollment
- 145 clinicians in this Medicare group
Franklin, PA 16323
- Reassigned Medicare billing, Pennsylvania enrollment
- 7,114 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Magee Womens Hospital Of Upmc Health System
Acute Care Hospitals · Pittsburgh, PAUpmc Presbyterian Shadyside
Acute Care Hospitals · Pittsburgh, PAUpmc East
Acute Care Hospitals · Monroeville, PAOther 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 Timothy Walden's NPI number?
The NPI number for Timothy Walden is 1366061996. It was assigned to this individual provider in the NPPES registry on April 14, 2020.
Where is Timothy Walden located?
Timothy Walden practices at 1910 South Rd, Poughkeepsie, NY 12601. The listed phone number is (845) 454-0120.
What is Timothy Walden's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Adult Reconstructive Orthopaedic Surgery, with taxonomy code 207XS0114X.
Is Timothy Walden enrolled in Medicare?
Yes. Timothy Walden 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 Timothy Walden's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Timothy Walden reassigns Medicare benefits to 2 organizations: Orthopaedic & Neurosurgery Specialists, PLLC (Greenwich, CT) and University Of Pittsburgh Physicians (Franklin, 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 Timothy Walden's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Timothy Walden affiliated with any hospitals?
According to CMS data, Timothy Walden is affiliated with Magee Womens Hospital Of Upmc Health System, Upmc Presbyterian Shadyside and Upmc East.
When was this NPI record last updated?
The NPPES record for Timothy Walden was last updated on September 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 days 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. Timothy John Walden, MD · NPI 1366061996
Adult Reconstructive Orthopaedic Surgery physician in Poughkeepsie, New York. Individual provider, active in the CMS NPPES registry since April 14, 2020.
## Identity
- **NPI:** 1366061996 (Entity type: Individual)
- **Enumerated:** April 14, 2020
- **Primary specialty:** Orthopaedic Surgery - Adult Reconstructive Orthopaedic Surgery · taxonomy 207XS0114X
- **State license:** 346239 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 1910 SOUTH RD, Poughkeepsie, NY 12601-6053
- **Phone:** (845) 454-0120
## 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): Orthopaedic & Neurosurgery Specialists, PLLC (NPI 1033318720, Greenwich, CT); University Of Pittsburgh Physicians (NPI 1619381456, Franklin, PA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Hofstra North Shore - Lij School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** September 14, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1366061996) · Data from the CMS NPPES public registry.