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

Individual provider Hematology & Oncology Physician · NPI 1255575270

Gregory Ryan Sutton, MD is a Hematology/Oncology in Chattanooga, Tennessee. Graduated from University of Tennessee, Hsc, College of Medicine in 2009, 17 years ago. Practices with Tennessee Oncology PLLC, a 354-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
17
Trained at
University of Tennessee, Hsc, College of Medicine
Licensed in
TN
In the registry since
2009
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

2200 E 3rd St Ste 100
Chattanooga, TN 37404-2744
Phone: (423) 698-1844
Fax: (423) 624-2226
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 47962 (TN)

Record details

NPI number1255575270
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 21, 2009
Last updated in NPPESMay 22, 2015
Mailing addressPo Box 440100, Nashville, TN 37244-0100

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF TENNESSEE, HSC, COLLEGE OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Tennessee Oncology Pllc — 354 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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