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

Dr. Nagendra Ranganatha Rao Tirumali, MD

Individual provider Medical Oncology Physician · NPI 1669565230

Dr. Nagendra Ranganatha Rao Tirumali, MD is a Hematology/Oncology in Portland, Oregon. Qualified in 1974, 52 years ago. Practices with Providence Health and Services Oregon, a 1,426-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Oregon.

Years since qualifying
52
Licensed in
OR
In the registry since
2006
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

3600 N Interstate Ave
Portland, OR 97227
Phone: (503) 331-6545
Fax: (503) 331-6505
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence OR MD13528 (OR)

Record details

NPI number1669565230
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 2, 2006
Last updated in NPPESOctober 13, 2021
Certification dateOctober 13, 2021

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolOTHER
Graduated 1974 (52 years in practice)
Group practice Providence Health And Services Oregon — 1426 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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