Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Michael Allen Blankenship, A.P.R.N., P.M.H.N.P.
Nurse Practitioner in Portland, OR · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1083942825
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Registry record
Entity type Individual (Type 1)
Name Mr. Michael Allen Blankenship
Credential A.P.R.N., P.M.H.N.P.
Sex Male
Practice address 10101 Se Main St Ste 3001, Portland, OR, 97216
Phone (503) 261-5953
Fax (503) 261-5954
Enumeration date Dec 4, 2009
Last updated in NPPES Mar 17, 2018
Taxonomy & licenses
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License AP60105167 (WA) Secondary
363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 200950064NP (OR) Primary
APRN · Advanced Practice Registered Nurse: An umbrella credential covering NPs, CRNAs, CNMs, and clinical nurse specialists.
About the APRN credential
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
Where does Michael Blankenship practice?
The practice location on file with NPPES is in Portland, OR. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Michael Blankenship?
The National Provider Identifier (NPI) for Michael Blankenship is 1083942825, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Madeline Schaefer Advanced Practice Midwife · Portland, OR NPI 1679784565 Michele Zimmerman-Pike Advanced Practice Midwife · Portland, OR NPI 1700062627 Gina Cardona Advanced Practice Midwife · Portland, OR NPI 1316178197 Irena Cabrera Obstetrics & Gynecology Physician · Portland, OR NPI 1184916959 Ashley Ulmer Advanced Practice Midwife · Portland, OR NPI 1497040331 Marisa Bryman Advanced Practice Midwife · Portland, OR NPI 1841639887 Hannah Ferreri Clinical Social Worker · Portland, OR NPI 1386024933 Carissa St. Onge Carneiro Advanced Practice Midwife · Portland, OR NPI 1891155677
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-03-17.