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

Ryan Alexander Sullivan, DO

Individual provider Internal Medicine Physician · NPI 1376246637

Ryan Alexander Sullivan, DO is an Internal Medicine Physician in Nashville, Tennessee. Licensed in Tennessee. Registered with an NPI since 2023.

Licensed in
TN
In the registry since
2023
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

4220 Harding Pike
Nashville, TN 37205-2005
Phone: (615) 222-2111
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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 6776 (TN)

Record details

NPI number1376246637
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 24, 2023
Last updated in NPPESJune 28, 2026
Certification dateJune 28, 2026

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