Quick answers
- Which hospitals does Mark Riner work at?
- Medicare's official clinician data lists Mark Riner at 5 hospitals: AdventHealth Daytona Beach, AdventHealth Deland, AdventHealth New Smyrna Beach, AdventHealth Palm Coast and AdventHealth Palm Coast Parkway. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Riner see patients?
- Medicare's clinician data lists 1 practice location in Daytona Beach, FL. Call before your visit to confirm the address.
- What is Mark Riner's specialty?
- Medicare lists Gastroenterology as the primary specialty.
- Does Mark Riner accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Riner 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.
- Does Mark Riner offer telehealth?
- Medicare's clinician data says Mark Riner offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark Riner?
- (386) 231-6000, as listed in official Medicare / NPI Registry data.
- What is Mark Riner's NPI number?
- 1275521221. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark Riner works
Medicare's Facility Affiliation Data lists Mark Riner at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- AdventHealth Daytona BeachDaytona Beach, FL · Acute Care Hospital · CCN 100068
- AdventHealth DelandDeland, FL · Acute Care Hospital · CCN 100045
- AdventHealth New Smyrna BeachNew Smyrna Beach, FL · Acute Care Hospital · CCN 100014
- AdventHealth Palm CoastPalm Coast, FL · Acute Care Hospital · CCN 100118
- AdventHealth Palm Coast ParkwayPalm Coast, FL · Acute Care Hospital · CCN 100363
Practice locations
Addresses where Mark Riner is enrolled with Medicare (CMS data updated 2026-10-02).
- 301 Memorial Medical PkwyDaytona Beach, FL 32117 (386) 231‑6000
Group practices
Medicare enrollment lists Mark Riner as a member of this group (CMS data updated 2026-10-02).
- Florida Hospital Healthcare Partners, Inc642 clinicians in the group
Specialties
- Gastroenterologyprimary
Other gastroenterologists in Daytona Beach
Clinicians with the same Medicare primary specialty in Daytona Beach, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Oklahoma College Of Medicine |
| Graduation year | 1982 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1275521221 |
| 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