Quick answers
- Which hospitals does Calvin E. Defenbau Iv work at?
- Medicare's official clinician data lists Calvin E. Defenbau Iv at 1 hospital: Northeast Georgia Medical Center, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Calvin E. Defenbau Iv see patients?
- Medicare's clinician data lists 1 practice location in Gainesville, GA. Call before your visit to confirm the address.
- What is Calvin E. Defenbau Iv's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Calvin E. Defenbau Iv accept Medicare assignment?
- Yes. Medicare's clinician data says Calvin E. Defenbau Iv 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 Calvin E. Defenbau Iv offer telehealth?
- Medicare's clinician data says Calvin E. Defenbau Iv offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Calvin E. Defenbau Iv?
- (770) 533-6511, as listed in official Medicare / NPI Registry data.
- What is Calvin E. Defenbau Iv's NPI number?
- 1265927362. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Calvin E. Defenbau Iv works
Medicare's Facility Affiliation Data lists Calvin E. Defenbau Iv at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northeast Georgia Medical Center, IncGainesville, GA · Acute Care Hospital · CCN 110029
Practice locations
Addresses where Calvin E. Defenbau Iv is enrolled with Medicare (CMS data updated 2026-10-02).
- 725 Jesse Jewell Pkwy SEGainesville, GA 30501 (770) 533‑6511
Group practices
Medicare enrollment lists Calvin E. Defenbau Iv as a member of these groups (CMS data updated 2026-10-02).
- The Longstreet Clinic, PC140 clinicians in the group
- Northeast Georgia Community Physicians LLC131 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Gainesville
Clinicians with the same Medicare primary specialty in Gainesville, GA — not a recommendation.
Clinician information
| Graduation year | 2018 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1265927362 |
| 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