National Provider Identifier Database

WILLIAM B RYAN, PHD – NPI #1629122544
Clinical

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth — one that is broadly inclusive of severe psychopathology — and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.


Contact Information

WILLIAM B RYAN, PHD
1648 ELLIS ST
SUITE 302
BOZEMAN, MT59715
Phone: 406-586-9580
Fax: 406-587-1513
Website:
Specialty Taxonomy Code
* Clinical 103TC0700X

* Indicates primary specialty

NPI Profile & details for WILLIAM B RYAN

NPI Number 1629122544
Credentials PHD
Entity Individual
Enumeration date 01/22/2007
Last updated 05/03/2026 - About a month ago
Sole proprietor1 No
Identifiers
  • MT License #: 219
  • MT Medicaid: 0492232
  • MT Other: 52920 BLUE CROSS
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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