Quick answers
- Which hospitals does David A. Ballack work at?
- Medicare's official clinician data lists David A. Ballack at 1 hospital: Flagler Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David A. Ballack see patients?
- Medicare's clinician data lists 2 practice locations, including Summerfield, FL and St Augustine, FL. Call before your visit to confirm the address.
- What is David A. Ballack's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does David A. Ballack accept Medicare assignment?
- Yes. Medicare's clinician data says David A. Ballack 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 David A. Ballack?
- (904) 823-1447, as listed in official Medicare / NPI Registry data.
- What is David A. Ballack's NPI number?
- 1386134419. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David A. Ballack works
Medicare's Facility Affiliation Data lists David A. Ballack at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Flagler HospitalSaint Augustine, FL · Acute Care Hospital · CCN 100090
Practice locations
Addresses where David A. Ballack is enrolled with Medicare (CMS data updated 2026-10-02).
- 10435 SE 170th PlSummerfield, FL 34491
- 400 Health Park BlvdSt Augustine, FL 32086 (904) 823‑1447
Group practices
Medicare enrollment lists David A. Ballack as a member of this group (CMS data updated 2026-10-02).
- Villages Regional Hospital Physician Services LLC209 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Summerfield
Clinicians with the same Medicare primary specialty in Summerfield, FL — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1386134419 |
| 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