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

Dr. Mary C Hammock, MD

Individual provider Internal Medicine Physician · NPI 1174509640

Dr. Mary C Hammock, MD is an Internal Medicine in Chattanooga, Tennessee. Graduated from University of Tennessee, Hsc, College of Medicine in 1981, 45 years ago. Practices with Legacy Healthcare Services Inc, a 3,624-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
45
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
TN
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

725 Glenwood Dr Ste 480
Chattanooga, TN 37404-1163
Phone: (423) 756-5779
Fax: (423) 242-4552
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 14192 (TN)

Record details

NPI number1174509640
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 16, 2005
Last updated in NPPESJanuary 15, 2009
Mailing address725 Glenwood Dr, Suite 480, Chattanooga, TN 37404-1163

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice Legacy Healthcare Services Inc — 3624 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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