Individual provider Active NPI

James Bernerd Markwica, PT

  • Physical Therapist
  • Ballston Spa, NY
National Provider Identifier
1336138346
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
0209351 Issued in NY
Practice address
417 Geyser Rd
Ballston Spa, NY 12020-3022
Phone
(518) 587-3256
Fax
(518) 587-5210
NPI assigned
Oct 21, 2005
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X 0209351 NY Primary

Addresses

Primary practice location

417 Geyser Rd
Ballston Spa, NY 12020-3022

Mailing address

417 Geyser Rd
Ballston Spa, NY 12020-3022
Phone (518) 587-3256

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20040809001359 NY Practitioner - Physical Therapist in Private Practice 8325010473 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physical Therapist in Private Practice
Education
Other, 1999
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Lamarco Physical Therapy PCGroup PAC ID 7810950169, 4 clinicians

Practice addresses (Care Compare)

538 Maple Ave
Saratoga Springs, NY 12866-5604
Phone (518) 587-3256

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
0209351NYMDPhysical Therapist
020935NYMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Lamarco Physical Therapy PC Physical Therapist CurrentSince Jul 30, 2004 Accepting new patients
Oetting Stebbins Physical Therapy Physical Therapist Past Accepting new patients

Locations

417 Geyser Rd
Ballston Spa, NY 12020
Phone (518) 587-3256

538 Maple Ave
Saratoga Springs, NY 12866
Phone (518) 587-3256

Organizations & group practices 2

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

NPI Registry JSON

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

{
    "created_epoch": "1129852800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1336138346",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "417 GEYSER RD",
            "city": "BALLSTON SPA",
            "state": "NY",
            "postal_code": "120203022",
            "telephone_number": "518-587-3256",
            "fax_number": "518-587-5210"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "417 GEYSER RD",
            "city": "BALLSTON SPA",
            "state": "NY",
            "postal_code": "120203022",
            "telephone_number": "518-587-3256",
            "fax_number": "518-587-5210"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MARKWICA",
        "first_name": "JAMES",
        "middle_name": "BERNERD",
        "name_prefix": "Mr.",
        "credential": "PT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-21",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "NY",
            "license": "0209351",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ballston Spa, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.