Steven Jefferis

Primary specialty

Physical TherapistTaxonomy code 225100000X

License

CP052501T Issued in DE

Practice address

947 Worcester St
Natick, MA 01760-2032

Phone

(508) 720-0258

NPI assigned

Sep 23, 2025

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in MA, DE2 enrollments

Enrollment records 2

Specialty

Physical Therapist in Private Practice

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Dynamic Therapy Services LLCGroup PAC ID 0749283083, 99 clinicians

Performance Rehabilitation of Western New England LLCGroup PAC ID 7911979950, 201 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 and National Provider Directory roles.

• Performance Rehabilitation of Western New England LLC

  • Physical Therapist
  • West Springfield, MA
  • NPI 1710919063
  Medicare reassignment Care Compare group NPD
• Dynamic Therapy Services LLC

  • Physical Therapist
  • Seaford, DE
  • NPI 1205875093
  Medicare reassignment Care Compare group
• Performance Rehabilitation of Western New England LLC

  • Durable Medical Equipment & Medical Supplies
  • Wilbraham, MA
  • NPI 1376140566

  Physical Therapist

  NPD

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

{
    "created_epoch": "1758585600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769126400000",
    "number": "1366314858",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 BUTTERFIELD RD STE 1600",
            "city": "DOWNERS GROVE",
            "state": "IL",
            "postal_code": "605151211",
            "telephone_number": "866-370-8206"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "947 WORCESTER ST",
            "city": "NATICK",
            "state": "MA",
            "postal_code": "017602032",
            "telephone_number": "508-720-0258"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "632 W Stein Hwy",
            "address_purpose": "LOCATION",
            "city": "Seaford",
            "state": "DE",
            "postal_code": "199731204",
            "country_code": "US",
            "telephone_number": "302-629-5700",
            "fax_number": "302-629-6001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "JEFFERIS",
        "first_name": "STEVEN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-09-23",
        "last_updated": "2026-01-23",
        "certification_date": "2026-01-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "DE",
            "license": "CP052501T",
            "primary": true
        },
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "MA",
            "license": "PTL89095",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Heather Jeronimo, MSW, LICSW
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• Qianzhi Jiang, RDN
• Nickole Johanson

• Physical Therapist in Natick, MA
• Providers in Natick, MA by specialty
• Physical Therapist in Massachusetts

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 23, 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.