NPPES file of Aug 9, 2026

William Shannon Merrick, PT, ATC

Physical Therapist · Lutz, FL

William Shannon Merrick, PT, ATC is a physical therapist with a practice address in Lutz, Florida, and NPI 1720115405, issued on Feb 28, 2007. Check the license (Florida PT10305, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720115405
Name
William Shannon Merrick
Credential
PT, ATC
Primary taxonomy
Physical Therapist 225100000X
License numbers
PT10305 FL
AL 1709 FL
PT-0010305 FL
Self-reported in NPPES; status is on the state search
Practice location
21756 State Road 54 Ste 102, Lutz, FL 33549
Phone
(813) 279-6234
Enumerated
Feb 28, 2007
Record last updated
Feb 27, 2026
Fax
(888) 492-7854
Medicare enrollment
Enrolled (PECOS I20140310000155); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest physical therapist records → All 14,419 in Florida → Look up another NPI →

Also registered at 21756 State Road 54 Ste 102

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Gregory BehrmanPhysical Therapist1407583636
  2. Dae Young Cheong, PTPhysical Therapist1265171086
  3. Christen DaigleOccupational Therapist1396315586
  4. Alisha Laing, DPTPhysical Therapist1770011405
  5. Beth Patterson, PTPhysical Therapist1215051776
  6. Renea Porsch, PT, DPT, ATCPhysical Therapist1659886794

Verify William Shannon Merrick in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license search
    Search for license PT10305    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Florida license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through 2 group practices

  1. Ohi West Medical Group LLCSt Petersburg, FL
  2. Optimal Performance And Physical Therapies-Lutz LLCLutz, FL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

William Shannon Merrick among 14,419 physical therapist records in Florida

William Shannon Merrick, PT, ATC is one of 14,419 physical therapist records with a practice address in Florida. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 15% of them.

  • NPI issued2007 · 15% of these records are older, 73% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated1992 · median 2014 among the 3,652 with a school on file
  • Record last updated2026 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

33 physical therapist records list a practice address in Lutz

They are 33 of the 1,419 NPPES records with a practice address in Lutz, and 14,419 physical therapist records in Florida.

All 14,419 in Florida → Every provider in Lutz → Physical Therapist nationwide →

The 8 physical therapist records with the nearest ZIP codes

  1. Kayla Calabro, PT, DPTLutz, FL 335491861000531
  2. Dae Young Cheong, PTLutz, FL 335491265171086
  3. Joseph GannuscioLutz, FL 335491043725955
  4. Ashley GobleLutz, FL 335491629499066
  5. Samantha Herrick, DPTLutz, FL 335491336455906
  6. Alisha Laing, DPTLutz, FL 335491770011405
  7. Mandi Lewis, PTLutz, FL 335491275630386
  8. Beth Patterson, PTLutz, FL 335491215051776

Common questions

What is William Shannon Merrick, PT, ATC's NPI number?

William Shannon Merrick, PT, ATC's National Provider Identifier (NPI) is 1720115405, issued on Feb 28, 2007. An NPI identifies a provider in billing; it is not a license.

Where is William Shannon Merrick, PT, ATC located?

The NPPES record lists a practice address at 21756 State Road 54 Ste 102, Lutz, FL, 33549. Phone: (813) 279-6234. Providers update this record themselves, so call before visiting.

How can I verify William Shannon Merrick, PT, ATC's license?

NPPES lists Florida license number PT10305, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.