Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

ARIEL O BLAKEY PHD
NPI 1689240202
Psychologist in Washington, DC

Active since June 03, 2021
111 MICHIGAN AVE NW, WASHINGTON, DC 20010(301) 204-2094 Get Directions Write a Review

NPPES record last updated: August 3, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 3, 2026, Jun 3, 2021 (2 updates tracked since 2021).

About Ariel O Blakey Phd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ARIEL O BLAKEY PHD (NPI 1689240202) is an individual psychologist in Washington, District Of Columbia and active in the NPI registry since June 2021. She maintains a secondary practice location in Atlanta.

NPPES Registry Identity

NPI1689240202
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameARIEL O BLAKEYCredential: PHD
Location Address111 MICHIGAN AVE NWWashington, DC 20010-2916
Mailing Address111 Michigan Ave NwWashington, DC 20010-2916 · (301) 204-2094
Sole ProprietorNo
Enumeration DateJune 3, 2021
Last NPPES UpdateAugust 3, 20262 updates tracked since enumeration
NPPES CertifiedAugust 3, 2026
NPI 1689240202 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Definition
A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.
111 MICHIGAN AVE NW, Washington, DC 20010

Secondary Practice Location 1

Location 12220 N Druid Hills Rd NEAtlanta, GA 30329-3117 · Phone (301) 204-2094

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Surgery
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Pediatrics (Pediatric Cardiology)
111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010
Pediatrics
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Student in an Organized Health Care Education/Training Program
111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010
Anesthesiology (Pediatric Anesthesiology)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010
Medical Genetics (Clinical Genetics (M.D.))
111 MICHIGAN AVE NW, W3.5, 600
WASHINGTON, DC 20010
Pharmacist (Pharmacotherapy)
111 MICHIGAN AVE NW
WASHINGTON, DC 20010

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ariel Blakey's NPI number?

The NPI number for Ariel Blakey is 1689240202. It was assigned to this individual provider in the NPPES registry on June 3, 2021.

Where is Ariel Blakey located?

Ariel Blakey practices at 111 Michigan Ave NW, Washington, DC 20010. The listed phone number is (301) 204-2094.

What is Ariel Blakey's specialty?

The primary specialty registered for this NPI is Psychologist with taxonomy code 103T00000X.

When was this NPI record last updated?

The NPPES record for Ariel Blakey was last updated on August 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.