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Mark Tilyou, M.D
NPI 1164420717 · on the registry since 2005
Practice
- Address
- 222 Chestnut Ave
Altoona, PA 16601 - Phone
- (814) 946-8046
- Fax
- (814) 946-3693
- Organisation at this address
- Doctors Walk-In Care Inc.
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 2
Registry record
- Primary taxonomy
- Legal Medicine
173000000X
- Licence states on file
- PA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-07-13
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Pennsylvania