Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Robert Hannahan, MD

Individual provider Anesthesiology Physician · NPI 1720074818

Dr. Robert Hannahan, MD is an Anesthesiology in Enterprise, Alabama. Graduated from University of Alabama School of Medicine in 1993, 33 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Alabama.

Years since qualifying
33
Trained at
University of Alabama School of Medicine
Licensed in
AL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1275 James Dr Ste B
Enterprise, AL 36330
Phone: (334) 417-0450
Fax: (801) 315-4946
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 20671 (AL)

Record details

NPI number1720074818
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 23, 2005
Last updated in NPPESSeptember 9, 2025
Certification dateSeptember 9, 2025
Mailing addressPo Box 1747, Memphis, TN 38101-1747

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF ALABAMA SCHOOL OF MEDICINE
Graduated 1993 (33 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Enterprise