Quick answers
- Which hospitals does Karl Dannehl work at?
- Medicare's official clinician data lists Karl Dannehl at 2 hospitals: Northside Hospital and Piedmont Hospital, Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Karl Dannehl see patients?
- Medicare's clinician data lists 1 practice location in Atlanta, GA. Call before your visit to confirm the address.
- What is Karl Dannehl's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Karl Dannehl accept Medicare assignment?
- Yes. Medicare's clinician data says Karl Dannehl 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 Karl Dannehl offer telehealth?
- Medicare's clinician data says Karl Dannehl offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Karl Dannehl?
- (404) 300-3494, as listed in official Medicare / NPI Registry data.
- What is Karl Dannehl's NPI number?
- 1356401954. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Karl Dannehl works
Medicare's Facility Affiliation Data lists Karl Dannehl at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northside HospitalAtlanta, GA · Acute Care Hospital · CCN 110161
- Piedmont Hospital, IncAtlanta, GA · Acute Care Hospital · CCN 110083
Practice locations
Addresses where Karl Dannehl is enrolled with Medicare (CMS data updated 2026-10-02).
- 1800 Howell Mill Rd NW, Suite 650Atlanta, GA 30318 (404) 300‑3494
Group practices
Medicare enrollment lists Karl Dannehl as a member of this group (CMS data updated 2026-10-02).
- Mdvip Medical Group Ga-Atl9 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Atlanta
Clinicians with the same Medicare primary specialty in Atlanta, GA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1979 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1356401954 |
| 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