Quick answers
- Which hospitals does Michael Gregg work at?
- Medicare's official clinician data lists Michael Gregg at 1 hospital: AdventHealth Orlando. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Michael Gregg see patients?
- Medicare's clinician data lists 3 practice locations, including Orlando, FL and Maitland, FL. Call before your visit to confirm the address.
- What is Michael Gregg's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Michael Gregg accept Medicare assignment?
- Yes. Medicare's clinician data says Michael Gregg 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 Michael Gregg?
- (407) 200-2700, as listed in official Medicare / NPI Registry data.
- What is Michael Gregg's NPI number?
- 1083093595. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Michael Gregg works
Medicare's Facility Affiliation Data lists Michael Gregg at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth OrlandoOrlando, FL · Acute Care Hospital · CCN 100007
Practice locations
Addresses where Michael Gregg is enrolled with Medicare (CMS data updated 2026-10-02).
- 2415 N Orange AveOrlando, FL 32804
- 2600 Westhall LnMaitland, FL 32751 (407) 200‑2700
- 601 E Rollins StOrlando, FL 32803
Group practices
Medicare enrollment lists Michael Gregg as a member of this group (CMS data updated 2026-10-02).
- Florida Hospital Medical Group Inc1,755 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Orlando
Clinicians with the same Medicare primary specialty in Orlando, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of South Florida College Of Medicine |
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083093595 |
| 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