DR. MARK STANLEY JESINOSKI PHD
NPI 1255829727
Psychologist in Oceanside, CA

Active since April 30, 2018
3355 MISSION AVE STE 111, OCEANSIDE, CA 92058(760) 810-1440 Get Directions Write a Review

NPPES record last updated: April 30, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mark Stanley Jesinoski Phd NPPES

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

DR. MARK STANLEY JESINOSKI PHD (NPI 1255829727) is an individual psychologist in Oceanside, California, licensed in California (26433) and active in the NPI registry since April 2018.

NPPES Registry Identity

NPI1255829727
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. MARK STANLEY JESINOSKICredential: PHD
Location Address3355 MISSION AVE STE 111Oceanside, CA 92058-1327
Mailing Address709 W College StFallbrook, CA 92028-2867 · (435) 770-8670
Sole ProprietorYes
Enumeration DateApril 30, 2018
NPI 1255829727 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 · 26433
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.
3355 MISSION AVE STE 111, Oceanside, CA 92058

Other Providers at the Same Location NPPES 3

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

Psychologist (Clinical)
3355 MISSION AVE STE 111
OCEANSIDE, CA 92058
Counselor (Addiction (Substance Use Disorder))
3355 MISSION AVE STE 111
OCEANSIDE, CA 92058
Psychologist
3355 MISSION AVE STE 111
OCEANSIDE, CA 92058

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 Mark Jesinoski's NPI number?

The NPI number for Mark Jesinoski is 1255829727. It was assigned to this individual provider in the NPPES registry on April 30, 2018.

Where is Mark Jesinoski located?

Mark Jesinoski practices at 3355 Mission Ave Ste 111, Oceanside, CA 92058. The listed phone number is (760) 810-1440.

What is Mark Jesinoski'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 Mark Jesinoski was last updated on April 30, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.