NPIMap

Individual provider Active NPI

Timothy John Walden, MD

  • Adult Reconstructive Orthopaedic Surgery Physician
  • Poughkeepsie, NY
National Provider Identifier
1366061996
Registry record updated Sep 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Reconstructive Orthopaedic Surgery PhysicianTaxonomy code 207XS0114X
License
346239 Issued in NY
Practice address
1910 South Rd
Poughkeepsie, NY 12601-6053
Phone
(845) 454-0120
NPI assigned
Apr 14, 2020
Last updated
Sep 14, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 14, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X 346239 NY Primary
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X MD499768 PA

Addresses

Primary practice location

1910 South Rd
Poughkeepsie, NY 12601-6053

Mailing address

1910 South Rd
Poughkeepsie, NY 12601-6053
Phone (845) 454-0120

Other practice location 1

1955 Route 52
Hopewell Junction, NY 12533-3513
Phone (845) 897-4660

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250801002921 PA Practitioner - Orthopedic Surgery 3577071448 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
Hofstra North Shore - Lij School of Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University of Pittsburgh PhysiciansGroup PAC ID 8729990239, 4,166 clinicians

Practice addresses (Care Compare)

2 Hot Meal St
Pittsburgh, PA 15203-2348

2775 Mosside Blvd
Monroeville, PA 15146-2760
Phone (412) 357-3161

300 Halket St
Pittsburgh, PA 15213-3108

5230 Centre Ave
Pittsburgh, PA 15232-1304

815 Freeport Rd
Pittsburgh, PA 15215-3301
Phone (412) 383-3200

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement24
Knee replacement43

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
346239NYMDAdult Reconstructive Orthopaedic Surgery Physician
MD499768PAMDAdult Reconstructive Orthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Pittsburgh Physicians CurrentSince Aug 1, 2025 Accepting new patients
University of Pittsburgh Physicians Current Accepting new patients
University of Pittsburgh Physicians Adult Reconstructive Orthopaedic Surgery CurrentSince Aug 1, 2025 Accepting new patients

Locations

3471 5th Ave
Ste 1010
Pittsburgh, PA 15213
Phone (412) 605-3254

Interoperability endpoints

  • Direct secure messaging: timothy.walden@upmcdirect.com
  • Direct secure messaging: twalden@northwell.edu

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 7

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1586822400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1789344000000",
    "number": "1366061996",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1910 SOUTH RD",
            "city": "POUGHKEEPSIE",
            "state": "NY",
            "postal_code": "126016053",
            "telephone_number": "845-454-0120"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1910 SOUTH RD",
            "city": "POUGHKEEPSIE",
            "state": "NY",
            "postal_code": "126016053",
            "telephone_number": "845-454-0120"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1955 Route 52",
            "address_purpose": "LOCATION",
            "city": "Hopewell Junction",
            "state": "NY",
            "postal_code": "125333513",
            "country_code": "US",
            "telephone_number": "845-897-4660",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WALDEN",
        "first_name": "TIMOTHY",
        "middle_name": "JOHN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-14",
        "last_updated": "2026-09-14",
        "certification_date": "2026-09-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207XS0114X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery",
            "state": "NY",
            "license": "346239",
            "primary": true
        },
        {
            "code": "207XS0114X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Adult Reconstructive Orthopaedic Surgery",
            "state": "PA",
            "license": "MD499768",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Poughkeepsie, NY

Sources for this page

Verify at the official NPI Registry.