Quick answers
- Which hospitals does Mark Deleon work at?
- Medicare's official clinician data lists Mark Deleon at 5 hospitals: Ascension Sacred Heart Bay, HCA Florida Twin Cities Hospital, North Okaloosa Medical Center, Sacred Heart Hospital and Sacred Heart Hospital on the Emerald Coast. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark Deleon see patients?
- Medicare's clinician data lists 1 practice location in Santa Rosa Beach, FL. Call before your visit to confirm the address.
- What is Mark Deleon's specialty?
- Medicare lists Hematology/Oncology as the primary specialty.
- Does Mark Deleon accept Medicare assignment?
- Yes. Medicare's clinician data says Mark Deleon 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 Deleon offer telehealth?
- Medicare's clinician data says Mark Deleon offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark Deleon?
- (850) 622-0873, as listed in official Medicare / NPI Registry data.
- What is Mark Deleon's NPI number?
- 1174557649. 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 Deleon works
Medicare's Facility Affiliation Data lists Mark Deleon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Ascension Sacred Heart BayPanama City, FL · Acute Care Hospital · CCN 100026
- HCA Florida Twin Cities HospitalNiceville, FL · Acute Care Hospital · CCN 100054
- North Okaloosa Medical CenterCrestview, FL · Acute Care Hospital · CCN 100122
- Sacred Heart HospitalPensacola, FL · Acute Care Hospital · CCN 100025
- Sacred Heart Hospital on the Emerald CoastMiramar Beach, FL · Acute Care Hospital · CCN 100292
Practice locations
Addresses where Mark Deleon is enrolled with Medicare (CMS data updated 2026-10-02).
- 27 Mack Bayou Loop, Suite 1000Santa Rosa Beach, FL 32459 (850) 622‑0873
Group practices
Medicare enrollment lists Mark Deleon as a member of this group (CMS data updated 2026-10-02).
- Sacred Heart Health System Inc389 clinicians in the group
Specialties
- Hematology/Oncologyprimary
Other hematologist-oncologists in Florida
Clinicians with the same Medicare primary specialty in Florida — not a recommendation.
Clinician information
| Medical school | Uniformed Services Uhs Fe Hebert School Of Med |
|---|---|
| Graduation year | 1994 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1174557649 |
| 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