William Shannon Merrick, PT, ATC

Primary specialty

Physical TherapistTaxonomy code 225100000X

License

PT10305 Issued in FL

Practice address

21756 State Road 54 Ste 102
Lutz, FL 33549-2905

Phone

(813) 279-6234

Fax

(888) 492-7854

NPI assigned

Feb 28, 2007

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in FL

Enrollment records 1

Specialty

Physical Therapist in Private Practice

Education

Other, 1992

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Optimal Performance and Physical Therapies-Lutz LLCGroup PAC ID 5698904746, 3 clinicians

Ohi West Medical Group LLCGroup PAC ID 2668882507, 200 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Networks

• Freedom Health HMO Network
• Optimum HealthCare HMO Network

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.

• Ohi West Medical Group, LLC

  • Cardiovascular Disease Physician
  • St Petersburg, FL
  • NPI 1518572551
  Medicare reassignment Care Compare group NPD
• Optimal Performance and Physical Therapies-Lutz, LLC

  • Physical Therapy Clinic/Center
  • Lutz, FL
  • NPI 1821429911

  Physical Therapist

  Medicare reassignment Care Compare group NPD
• Ohi West Medical Group, LLC

  • Radiology Clinic/Center
  • St Petersburg, FL
  • NPI 1285240192
  NPD

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

{
    "created_epoch": "1172620800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772150400000",
    "number": "1720115405",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "21756 STATE ROAD 54 STE 102",
            "city": "LUTZ",
            "state": "FL",
            "postal_code": "335492905",
            "telephone_number": "813-279-6234",
            "fax_number": "888-492-7854"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "21756 STATE ROAD 54 STE 102",
            "city": "LUTZ",
            "state": "FL",
            "postal_code": "335492905",
            "telephone_number": "813-279-6234",
            "fax_number": "888-492-7854"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERRICK",
        "first_name": "WILLIAM",
        "middle_name": "SHANNON",
        "name_prefix": "Mr.",
        "credential": "PT, ATC",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-02-28",
        "last_updated": "2026-02-27",
        "certification_date": "2026-02-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2255A2300X",
            "taxonomy_group": "",
            "desc": "Specialist/Technologist, Athletic Trainer",
            "state": "FL",
            "license": "AL 1709",
            "primary": false
        },
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "FL",
            "license": "PT10305",
            "primary": true
        },
        {
            "code": "2251X0800X",
            "taxonomy_group": "",
            "desc": "Physical Therapist, Orthopedic",
            "state": "FL",
            "license": "PT-0010305",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Lakshmi Avula Menezes, MD
• Yamilet Mera Leon
• Yuly Mera-Ramirez
• Jeancarlo Javier Mercado-Rivera
• Heather Merlo, APRN
• Phyllis J Messier
• Olevia Metry, M.D.
• Hannah Sarah Mey
• Caryn Meyer-Figgins
• Courtney Dell Meyer

• Physical Therapist in Lutz, FL
• Providers in Lutz, FL by specialty
• Physical Therapist in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 27, 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.