Quick answers
- Which hospitals does Jonathyn A. Marx work at?
- Medicare's official clinician data lists Jonathyn A. Marx at 3 hospitals: Bartow Regional Medical Center, Lakeland Regional Medical Center and Winter Haven Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jonathyn A. Marx see patients?
- Medicare's clinician data lists 9 practice locations, including Lakeland, FL, Winter Haven, FL and Bartow, FL. Call before your visit to confirm the address.
- What is Jonathyn A. Marx's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Jonathyn A. Marx accept Medicare assignment?
- Yes. Medicare's clinician data says Jonathyn A. Marx accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Jonathyn A. Marx?
- (863) 688-2334, as listed in official Medicare / NPI Registry data.
- What is Jonathyn A. Marx's NPI number?
- 1740850445. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jonathyn A. Marx works
Medicare's Facility Affiliation Data lists Jonathyn A. Marx at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bartow Regional Medical CenterBartow, FL · Acute Care Hospital · CCN 100121
- Lakeland Regional Medical CenterLakeland, FL · Acute Care Hospital · CCN 100157
- Winter Haven HospitalWinter Haven, FL · Acute Care Hospital · CCN 100052
Practice locations
Addresses where Jonathyn A. Marx is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 1305 Lakeland Hills BlvdLakeland, FL 33805 (863) 688‑2334
- 1316 Mirror Ter NWWinter Haven, FL 33881 (863) 688‑2334
- 1324 Lakeland Hill BlvdLakeland, FL 33805 (863) 687‑1100
- 1417 Lakeland Hills Blvd, Suite 104Lakeland, FL 33805 (863) 688‑2334
- 200 Ave F NEWinter Haven, FL 33881 (863) 293‑1121
Group practices
Medicare enrollment lists Jonathyn A. Marx as a member of this group (CMS data updated 2026-10-02).
- Radiology and Imaging Specialists of Lakeland71 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Lakeland
Clinicians with the same Medicare primary specialty in Lakeland, FL — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1740850445 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians