Quick answers
- Does Heather L. Hornstein accept Medicare assignment?
- Yes. Medicare's clinician data says Heather L. Hornstein accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Heather L. Hornstein see?
- In 2024, CMS data shows 287 Original Medicare patients and 5,445 services for Heather L. Hornstein. This counts Original Medicare only and measures volume, not quality.
- What is Heather L. Hornstein's NPI number?
- 1578845855. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Heather L. Hornstein, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 287 |
|---|---|
| Services billed to Medicare | 5,445 |
| Different services or procedures | 16 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Injection, methylprednisolone acetate, 1 mg (J1010)3,360 services
- Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose (J7321)835 services
- Aspiration and/or injection of fluid from large joint (20610)625 services
- Replacement of knee joint, both sides of knee (27447)15 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- Arthritis75%
- High blood pressure66%
- Ischemic heart disease28%
- Chronic kidney disease20%
- Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)18%
Hospitals where Heather L. Hornstein works
Medicare's Facility Affiliation Data lists Heather L. Hornstein at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- St Josephs HospitalTampa, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100075
Practice locations
Addresses where Heather L. Hornstein is enrolled with Medicare (CMS data updated October 2, 2026).
- 900 Carillon Pkwy, Suite 311Saint Petersburg, FL 33716 (727) 573‑5626
- 900 Carillon Pkwy, Suite 311St Petersburg, FL 33716
Group practices
Medicare enrollment lists Heather L. Hornstein as a member of this group (CMS data updated October 2, 2026).
- Eaton Orthopaedics LLC5 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Saint Petersburg
Clinicians with the same Medicare primary specialty in Saint Petersburg, FL — not a recommendation.
Other clinicians in Eaton Orthopaedics LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2011 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578845855 |
| 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 October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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