DR. MARY KIEUN YOU PSYD
NPI 1033766514
Psychologist in Rockwall, TX

Active since August 20, 2019PECOS Enrolled
2237 RIDGE RD STE 101, ROCKWALL, TX 75087(972) 771-3969 Get Directions Write a Review

NPPES record last updated: May 29, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 29, 2025, Aug 20, 2019 (2 updates tracked since 2019).

About Dr. Mary Kieun You Psyd NPPES

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

DR. MARY KIEUN YOU PSYD (NPI 1033766514) is an individual psychologist in Rockwall, Texas, licensed in Texas (39669) and active in the NPI registry since August 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1033766514
Entity TypeIndividualFemale
Primary Taxonomy103T00000X
Provider Legal NameDR. MARY KIEUN YOUCredential: PSYD
Location Address2237 RIDGE RD STE 101Rockwall, TX 75087
Mailing Address4199 Campus DrIrvine, CA 92612-4684 · (949) 737-5460
Sole ProprietorYes
Medical School CMSOtherGraduated 2022
Enumeration DateAugust 20, 2019
Last NPPES UpdateMay 29, 20252 updates tracked since enumeration
NPI 1033766514 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 TX · 39669
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.
2237 RIDGE RD STE 101, Rockwall, TX 75087

Other Names 1

Former Name (1)Dr. Mary Kieun Park

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Mary Kieun You Psyd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5496259269
PECOS Enrollment IDI20250916003293
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 6

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

Social Worker (Clinical)
2237 RIDGE RD STE 101
ROCKWALL, TX 75087
Psychologist (Clinical)
2237 RIDGE RD STE 101
ROCKWALL, TX 75087
Psychologist
2237 RIDGE RD STE 101
ROCKWALL, TX 75087
Psychologist (Clinical)
2237 RIDGE RD STE 101
ROCKWALL, TX 75087
Psychologist
2237 RIDGE RD STE 101
ROCKWALL, TX 75087
Psychologist
2237 RIDGE RD STE 101
ROCKWALL, TX 75087

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 Mary You's NPI number?

The NPI number for Mary You is 1033766514. It was assigned to this individual provider in the NPPES registry on August 20, 2019. The provider is also known as Dr. Mary Kieun Park.

Where is Mary You located?

Mary You practices at 2237 Ridge Rd Ste 101, Rockwall, TX 75087. The listed phone number is (972) 771-3969.

What is Mary You's specialty?

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

Is Mary You enrolled in Medicare?

Yes. Mary You is registered in the Medicare PECOS enrollment system.

What insurance does Mary You accept?

Health plans from Blue Cross and Blue Shield of Texas, Oscar Insurance Company and UnitedHealthcare list Mary You as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mary You was last updated on May 29, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months 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.