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

Ryan S Grover, MD

Individual provider Radiation Oncology Physician · NPI 1346251287

Ryan S Grover, MD is a Radiation Oncology in Crossville, Tennessee. Graduated from University of Southern California Keck School of Medicine in 2001, 25 years ago. Practices with East Tennessee Radiation Oncology, PC, an 8-clinician group and accepts Medicare assignment. Licensed in California and Tennessee.

Years since qualifying
25
Trained at
University of Southern California Keck School of Medicine
Licensed in
CA, TN
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

421 S Main St
Crossville, TN 38555-5048
Phone: (931) 456-8390
Fax: (931) 456-8389
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 64645 (TN)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence A81474 (CA)

Record details

NPI number1346251287
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 9, 2006
Last updated in NPPESNovember 21, 2025
Certification dateNovember 21, 2025
Mailing addressPo Box 24120, Knoxville, TN 37933-2120

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 2001 (25 years in practice)
Group practice East Tennessee Radiation Oncology, P.C. — 8 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare