ALEXANDRIA K JOHNSON PH.D.
NPI 1720623416
Psychologist in Menlo Park, CA

Active since November 17, 2019Opted out of Medicare · through Dec 9, 2027
845 EL CAMINO REAL, MENLO PARK, CA 94025(650) 762-8352(888) 965-0579 Get Directions Write a Review

NPPES record last updated: November 17, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Alexandria K Johnson Ph.d. NPPES

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

ALEXANDRIA K JOHNSON PH.D. (NPI 1720623416) is an individual psychologist in Menlo Park, California, licensed in California (31331) and active in the NPI registry since November 2019. She has opted out of Medicare through December 9, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1720623416
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameALEXANDRIA K JOHNSONCredential: PH.D.
Location Address845 EL CAMINO REALMenlo Park, CA 94025-4807
Mailing Address1212 Whipple Ave Apt 301Redwood City, CA 94062-1505 · (402) 689-8479
Fax(888) 965-0579
Sole ProprietorYes
Enumeration DateNovember 17, 2019
NPI 1720623416 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
License Licensed in CA · 31331
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.
845 EL CAMINO REAL, Menlo Park, CA 94025

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Opted out of Medicare

Alexandria K Johnson Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from December 9, 2019 through December 9, 2027.

Opt-Out Effective DateDecember 9, 2019
Opt-Out In Effect ThroughDecember 9, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

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.

Psychologist
845 EL CAMINO REAL
MENLO PARK, CA 94025
Psychologist (Clinical)
845 EL CAMINO REAL
MENLO PARK, CA 94025
Psychologist (Clinical)
845 EL CAMINO REAL
MENLO PARK, CA 94025
Psychologist (Clinical)
845 EL CAMINO REAL
MENLO PARK, CA 94025
Psychologist (Cognitive & Behavioral)
845 EL CAMINO REAL
MENLO PARK, CA 94025
Psychologist
845 EL CAMINO REAL
MENLO PARK, CA 94025
Psychologist (Clinical)
845 EL CAMINO REAL
MENLO PARK, CA 94025
Psychologist (Clinical)
845 EL CAMINO REAL
MENLO PARK, CA 94025

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 Alexandria Johnson's NPI number?

The NPI number for Alexandria Johnson is 1720623416. It was assigned to this individual provider in the NPPES registry on November 17, 2019.

Where is Alexandria Johnson located?

Alexandria Johnson practices at 845 El Camino Real, Menlo Park, CA 94025. The listed phone number is (650) 762-8352.

What is Alexandria Johnson's specialty?

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

Is Alexandria Johnson enrolled in Medicare?

No. Alexandria Johnson has opted out of Medicare through December 9, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Alexandria Johnson was last updated on November 17, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.