Quick answers
- Which hospitals does Dirk A. Koester work at?
- Medicare's official clinician data lists Dirk A. Koester at 5 hospitals: Baptist Health Floyd, Baptist Health Hardin, Baptist Health Lagrange, Baptist Health Lexington and Harrison County Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Dirk A. Koester see patients?
- Medicare's clinician data lists 1 practice location in Austin, TX. Call before your visit to confirm the address.
- What is Dirk A. Koester's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty, and also Interventional Radiology.
- Does Dirk A. Koester accept Medicare assignment?
- Yes. Medicare's clinician data says Dirk A. Koester 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 Dirk A. Koester?
- (812) 283-5950, as listed in official Medicare / NPI Registry data.
- What is Dirk A. Koester's NPI number?
- 1801979109. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Dirk A. Koester works
Medicare's Facility Affiliation Data lists Dirk A. Koester at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Baptist Health FloydNew Albany, IN · Acute Care Hospital · CCN 150044
- Baptist Health HardinElizabethtown, KY · Acute Care Hospital · CCN 180012
- Baptist Health LagrangeLa Grange, KY · Acute Care Hospital · CCN 180138
- Baptist Health LexingtonLexington, KY · Acute Care Hospital · CCN 180103
- Harrison County HospitalCorydon, IN · Critical Access Hospital · CCN 151331
Practice locations
Addresses where Dirk A. Koester is enrolled with Medicare (CMS data updated 2026-10-02).
- 11922 Overlook PassAustin, TX 78738 (812) 283‑5950
Group practices
Medicare enrollment lists Dirk A. Koester as a member of this group (CMS data updated 2026-10-02).
- Radiology Associates Inc61 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
- Interventional Radiologyalso
Other radiologists in Austin
Clinicians with the same Medicare primary specialty in Austin, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 2002 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1801979109 |
| 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