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Ryan Callahan
NPI 1871201855 · on the registry since 2022
Practice
- Address
- 801 N 29th St
Billings, MT 59101 - Phone
- (701) 360-5239
- Organisation at this address
- Billings Cinic
Billings Clinic
Billings Clinic
Billings Clinic
Billings ClinicInferred from a shared address, not stated in the registry. - Clinicians at this address
- 346
Registry record
- Primary taxonomy
- Physician Assistant
363A00000X
- Sex
- Male
- Record last updated
- 2023-03-22
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