Tess Gelderloos, MA, BCBA LBA

NPI 1144626342 · on the registry since 2014

Practice

Address: 1601 2nd Ave N Ste 700
Great Falls, MT 59401
Phone: (406) 205-0452
Fax: (406) 545-2276
Organisation at this address: Brooks Corp
Living Life Llc
Montana Therapy
Cheryl A. Basta
Living Life, Llc
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 97

Registry record

Primary taxonomy: Behavior Analyst
103K00000X
Licence states on file: MT
From the registry's licence fields, which are often incomplete.
Sex: Female
Record last updated: 2026-02-09

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 Montana