NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Alan Freund Barker, MD

Pulmonary Disease Physician in Portland, OR · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1215005558

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)
Name Alan Freund Barker
Credential MD
Sex Male
Practice address 3181 Sw Sam Jackson Park Rd, Portland, OR, 97239
Phone (503) 494-1620
Enumeration date Dec 4, 2006
Last updated in NPPES Jul 25, 2007

Taxonomy & licenses

207RC0200X Critical Care Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License MD10241 (OR) Secondary
207RP1001X Pulmonary Disease Physician Allopathic & Osteopathic Physicians · License MD10241 (OR) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
017616 Medicaid OR -

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Alan Barker?
The National Provider Identifier (NPI) for Alan Barker is 1215005558, a Type 1 (individual) record in the CMS NPPES registry.
Where does Alan Barker practice?
The practice location on file with NPPES is in Portland, OR. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-25.