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

Harshavardhan Tathireddy, MD

Individual provider Internal Medicine Physician · NPI 1366670994

Harshavardhan Tathireddy, MD is an Internal Medicine Physician in Portland, Oregon. Works from 4 locations. Licensed in Illinois and Oregon.

Licensed in
IL, OR
In the registry since
2009
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

3181 SW Sam Jackson Park Rd L-579 OC14HO Dept OF Hematology And Oncology
Portland, OR 97239
Phone: (503) 494-8311
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (3)

  • 201 S 14th St, Herrin, IL 62948-3631 — (618) 942-2171
  • 2 S Hospital Dr, Murphysboro, IL 62966 — (618) 684-3156
  • Osf St Francis Medical Ctr, Peoria, IL 61637-0001 — (309) 655-3863

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 036130674 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD210372 (OR)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125055801 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 036130674 (IL)

Record details

NPI number1366670994
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 22, 2009
Last updated in NPPESOctober 2, 2024
Certification dateOctober 2, 2024

Other providers in Portland