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

Dr. Mark L Withrow, MD

Individual provider Hospitalist Physician · NPI 1255338547

Dr. Mark L Withrow, MD is an Obstetrics/Gynecology in Kingsport, Tennessee. Qualified in 1991, 35 years ago. Practices with Holston Medical Group PC, a 242-clinician group, works from 6 locations and accepts Medicare assignment. Licensed in Tennessee and Virginia.

Years since qualifying
35
Licensed in
TN, VA
In the registry since
2005
Specialties on file
4
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

105 W Stone Dr Ste 5D
Kingsport, TN 37660-3365
Phone: (423) 247-7500
Fax: (423) 247-7556
Show map & directions

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

Additional practice locations (5)

  • 320 Bristol West Blvd Ste 2c, Bristol, TN 37620-8773 — (423) 844-1399
  • 301 Med Tech Pkwy Ste 200, Johnson City, TN 37604 — (423) 794-1300
  • 105 W Park Dr, Kingsport, TN 37660-3805 — (423) 224-3220
  • 2002 Brookside Dr, Kingsport, TN 37660-4634 — (423) 530-7900
  • 102 15th St Nw Ste 301, Norton, VA 24273-1627 — (276) 439-1470

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence MD025903 (TN)
Hospitalist Physician Taxonomy 208M00000X · Licence 0101274055 (VA)
Obstetrics & Gynecology Physician Taxonomy 207V00000X · Licence 0101274055 (VA)
Hospitalist Physician Taxonomy 208M00000X · Licence 25903 (TN)

Record details

NPI number1255338547
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 1, 2005
Last updated in NPPESSeptember 3, 2025
Certification dateSeptember 3, 2025
Mailing addressPo Box 9, Kingsport, TN 37662-0009

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Holston Medical Group Pc — 242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Kingsport