Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Matthew Ryan Ackley, PMHNP
Psychiatry Physician in Boise, ID · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1609527167
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Registry record
Entity type Individual (Type 1)
Name Matthew Ryan Ackley
Credential PMHNP
Sex Male
Practice address 1000 N Curtis Rd Ste 202, Boise, ID, 83706
Phone (208) 283-7314
Enumeration date Jan 15, 2022
Last updated in NPPES Jan 15, 2022
Taxonomy & licenses
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Is this the official NPI registry?
No. NPI Portal is a private site built on public CMS NPPES data. The official registry is npiregistry.cms.hhs.gov, operated by CMS.
What specialty is Matthew Ackley?
Matthew Ackley is registered in NPPES with the primary taxonomy of Psychiatry Physician. The taxonomy code describes the provider's classification and area of specialization for claims and credentialing.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-01-15.