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

Alfred Samuel Callahan III, MD

Individual provider Neurology Physician · NPI 1649206715

Alfred Samuel Callahan III, MD is a Neurology in Nashville, Tennessee. Graduated from Vanderbilt University School of Medicine in 1975, 51 years ago. Accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
51
Trained at
Vanderbilt University School of Medicine
Licensed in
TN
In the registry since
2006
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

2000 Glen Echo Rd Ste 122
Nashville, TN 37215-2857
Phone: (615) 297-5300
Fax: (615) 297-5301
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence MD009933 (TN)

Record details

NPI number1649206715
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 23, 2006
Last updated in NPPESFebruary 20, 2008

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolVANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated 1975 (51 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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