Martin Zackroff, MPT

Primary specialty

Physical TherapistTaxonomy code 225100000X

License

PT-012940L Issued in PA

Practice address

893 S Matlack St Ste 150
West Chester, PA 19382-4507

Phone

(484) 318-8274

Fax

(484) 947-0946

NPI assigned

Jun 29, 2005

Last updated

Dec 11, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in PA

Enrollment records 1

Specialty

Physical Therapist in Private Practice

Education

Other, 1999

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Joint and Spine Physical Therapy, LLCGroup PAC ID 1658322524, 4 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Joint & Spine Physical Therapy, LLC

  dba Joint & spine Physical Therapy

  • Physical Therapist
  • Newtown Square, PA
  • NPI 1477584498
  Medicare reassignment Care Compare group NPD Authorized official
• Joint & Spine Physical Therapy

  • Physical Therapist
  • Kennett Square, PA
  • NPI 1245424522
  Authorized official Same address or phone
• Joint & Spine Physical Therapy LLC

  dba Joint & Spine Physical Therapy

  • Physical Therapist
  • Exton, PA
  • NPI 1366636656
  Authorized official Same address or phone

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

{
    "created_epoch": "1120003200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765411200000",
    "number": "1982601597",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4647 W CHESTER PIKE",
            "city": "NEWTOWN SQUARE",
            "state": "PA",
            "postal_code": "190732226",
            "telephone_number": "610-353-7533"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "893 S MATLACK ST STE 150",
            "city": "WEST CHESTER",
            "state": "PA",
            "postal_code": "193824507",
            "telephone_number": "484-318-8274",
            "fax_number": "484-947-0946"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4647 W Chester Pike",
            "address_purpose": "LOCATION",
            "city": "Newtown Square",
            "state": "PA",
            "postal_code": "190732226",
            "country_code": "US",
            "telephone_number": "610-353-7533",
            "fax_number": "610-353-7535",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZACKROFF",
        "first_name": "MARTIN",
        "name_prefix": "Mr.",
        "credential": "MPT",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2005-06-29",
        "last_updated": "2025-12-11",
        "certification_date": "2025-12-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "PA",
            "license": "PT-012940L",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Geraldine Difonzo Zalaski, FNP-BC
• Katelin Zaluski, O.D.

• Physical Therapist in West Chester, PA
• Providers in West Chester, PA by specialty
• Physical Therapist in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 11, 2025; 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.