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

Ryan Murphy Callahan

Individual provider Physician Assistant · NPI 1871201855

Ryan Murphy Callahan is a Physician Assistant in Billings, Montana. Qualified in 2022, 4 years ago. Practices with Billings Clinic, a 805-clinician group, accepts Medicare assignment and offers telehealth.

Years since qualifying
4
In the registry since
2022
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Practice location Address checks out

801 N 29th St
Billings, MT 59101-0905
Phone: (701) 360-5239
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X

Record details

NPI number1871201855
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedNovember 9, 2022
Last updated in NPPESMarch 22, 2023
Certification dateMarch 22, 2023
Mailing addressPo Box 35100, Billings, MT 59107-5100

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Billings Clinic — 805 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

Other providers in Billings