Christopher O'Brien

Primary specialty

Physical TherapistTaxonomy code 225100000X

Practice address

1600 Falmouth Rd Ste 34
Centerville, MA 02632-2939

Phone

(508) 775-0060

NPI assigned

Sep 18, 2025

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 MA

Enrollment records 1

Specialty

Physical Therapist in Private Practice

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Proex Physical Therapy LLCGroup PAC ID 0345212395, 166 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

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.

• Proex Physical Therapy, LLC

  • Physical Therapist
  • Woburn, MA
  • NPI 1831190453

  Multi-Specialty

  Medicare reassignment Care Compare group NPD
• Proex Physical Therapy, LLC

  • Occupational Therapist
  • Boston, MA
  • NPI 1508757956

  Multi-Specialty

  NPD

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

{
    "created_epoch": "1758153600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1758153600000",
    "number": "1730051012",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "576 BROADHOLLOW RD",
            "city": "MELVILLE",
            "state": "NY",
            "postal_code": "117475012",
            "telephone_number": "631-359-5859"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1600 FALMOUTH RD STE 34",
            "city": "CENTERVILLE",
            "state": "MA",
            "postal_code": "026322939",
            "telephone_number": "508-775-0060"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'BRIEN",
        "first_name": "CHRISTOPHER",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-09-18",
        "last_updated": "2025-09-18",
        "certification_date": "2025-09-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Physical Therapist",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jessica Ann Newell, LMHC
• Melissa Grant Noonan
• Norma Norcross, RN, LMT
• Rebecca Marie Nydam
• Paige Nye
• Ryan O'Grady
• Joell O'Malley, R.N.
• Holly Rugland Oberacker, M.A.
• Ann Gildea Okeefe, MA
• Omni Psychotherapy Associates LLC

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

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 18, 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.