NPPES file of Aug 9, 2026

Marissa Williamson

Physical Therapist · Jacksonville, FL

Marissa Williamson is a physical therapist with a practice address in Jacksonville, Florida, and NPI 1033080320, issued on Sep 17, 2025. Check the license on the Florida health license search; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1033080320
Name
Marissa Williamson
Primary taxonomy
Physical Therapist 225100000X
Practice location
1833 Boulevard, Jacksonville, FL 32206
Phone
(904) 244-3289
Enumerated
Sep 17, 2025
Record last updated
Sep 17, 2025
Medicare enrollment
Enrolled (PECOS I20251007002262); may accept 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 1833 Boulevard

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

  1. Maria Antoun, PHARM.D.Pharmacist1245564327
  2. Mohammad Ayubi, M.D.Psychiatry Physician1972528354
  3. Emily Bakker, PT, DPT, NCSNeurology Physical Therapist1801721113
  4. Dametria Blassingame, LCSWClinical Social Worker1740006691
  5. Craig BrockunierPsychiatry Physician1558378190
  6. Grace Bromley, RDN, LDNRegistered Dietitian1962228544

Verify Marissa Williamson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersFlorida health license searchCheck 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

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Marissa Williamson among 14,419 physical therapist records in Florida

Marissa Williamson 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 not. Its NPI, issued in 2025, is newer than 93% of them.

  • NPI issued2025 · 93% of these records are older, 3% newer
  • In a Medicare fileNo · 23% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated2025 · median 2014 among the 3,652 with a school on file
  • Record last updated2025 · 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).

984 physical therapist records list a practice address in Jacksonville

They are 984 of the 24,194 NPPES records with a practice address in Jacksonville, and 14,419 physical therapist records in Florida. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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

The 8 physical therapist records with the nearest ZIP codes

  1. Marlo Rivers, PTJacksonville, FL 322061932397114
  2. Renante Abagat, PTJacksonville, FL 322071912017492
  3. Joseph John Balmonte, PTJacksonville, FL 322051548989932
  4. Ilene ChazanJacksonville, FL 322051396817946
  5. Joanne DuftonJacksonville, FL 322051912116872
  6. Charles Evans, PTJacksonville, FL 322071174528285
  7. Shannon Frieders, PT, DPTJacksonville, FL 322051780101550
  8. Karen Griffenkranz, PTJacksonville, FL 322071699822692

Common questions

What is Marissa Williamson's NPI number?

Marissa Williamson's National Provider Identifier (NPI) is 1033080320, issued on Sep 17, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Marissa Williamson located?

The NPPES record lists a practice address at 1833 Boulevard, Jacksonville, FL, 32206. Phone: (904) 244-3289. Providers update this record themselves, so call before visiting.

How can I verify Marissa Williamson's license?

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. 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.