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

Individual provider Radiation Oncology Physician · NPI 1154416923

Dr. Ryan Menzies Tierney, MD is a Radiation Oncology in Austin, Texas. Graduated from Washington University School of Medicine in 2004, 22 years ago. Practices with Texas Oncology PA, a 1,005-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri and Texas.

Years since qualifying
22
Trained at
Washington University School of Medicine
Licensed in
MO, TX
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.

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Practice location Address checks out

4101 James Casey St Sutie 100
Austin, TX 78745-3325
Phone: (512) 447-2202
Fax: (512) 447-5337
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence N3349 (TX)
Radiation Oncology Physician Taxonomy 2085R0001X · Licence BB4745785-2004014122 (MO)

Record details

NPI number1154416923
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 4, 2006
Last updated in NPPESFebruary 19, 2010

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2004 (22 years in practice)
Group practice Texas Oncology Pa — 1005 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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