Quick answers
- Does Zachary Serbu accept Medicare assignment?
- Yes. Medicare's clinician data says Zachary Serbu 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 Zachary Serbu see?
- In 2024, CMS data shows 109 Original Medicare patients and 496 services for Zachary Serbu. This counts Original Medicare only and measures volume, not quality.
- What is Zachary Serbu's NPI number?
- 1538633805. 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 Zachary Serbu, 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 | 109 |
|---|---|
| Services billed to Medicare | 496 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection, triamcinolone acetonide, not otherwise specified, 10 mg (J3301)101 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)54 services
- X-ray of shoulder, minimum of 2 views (73030)32 services
- Anchoring of biceps tendon (23430)29 services
- Aspiration and/or injection of fluid from large joint (20610)23 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 blood pressure75%
- High cholesterol75%
- Arthritis75%
- Ischemic heart disease29%
- Anxiety29%
- Osteoporosis27%
Hospitals where Zachary Serbu works
Medicare's Facility Affiliation Data lists Zachary Serbu 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.
- Morton Plant HospitalClearwater, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100127
Practice locations
Addresses where Zachary Serbu is enrolled with Medicare (CMS data updated October 2, 2026).
- 1011 Jeffords StClearwater, FL 33756 (813) 978‑9700
- 2414 Enterprise Rd, Florida Orthopaedic InstituteClearwater, FL 33763 (813) 978‑9700
- 3334 Capital Medical Blvd, Suite 400Tallahassee, FL 32308 (850) 877‑8174
- 430 Morton Plant St, Suite 301Clearwater, FL 33756 (813) 978‑9700
Group practices
Medicare enrollment lists Zachary Serbu as a member of this group (CMS data updated October 2, 2026).
- Tallahassee Orthopedic Clinic III Pl553 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Clearwater
Clinicians with the same Medicare primary specialty in Clearwater, FL — not a recommendation.
Other clinicians in Tallahassee Orthopedic Clinic III Pl
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| School | University Of South Florida College Of Medicine |
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1538633805 |
| 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