Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Marian Livingston Dale, MD
Neurology Physician in Portland, OR · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1649405507
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Registry record
Entity type Individual (Type 1)
Name Marian Livingston Dale
Credential MD
Sex Female
Practice address 3303 Sw Bond Ave Ste 8, Portland, OR, 97239
Phone (503) 494-7772
Fax (503) 418-3283
Enumeration date May 21, 2009
Last updated in NPPES Aug 28, 2019
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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 Marian Dale 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 Marian Dale?
The National Provider Identifier (NPI) for Marian Dale is 1649405507, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Aimee Pierce Neurology Physician · Portland, OR NPI 1043484801 Chafic Karam Neurology Physician · Portland, OR NPI 1326200163 Delaram Safarpour Neurology Physician · Portland, OR NPI 1285946533 Elizabeth Silbermann Neurology Physician · Portland, OR NPI 1811337645 Nathan Hantke Clinical Neuropsychologist · Portland, OR NPI 1265883151
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-08-28.