DR. MARK DAVID SHERMIS PH.D.
NPI 1346870953
Psychologist in The Woodlands, TX

Active since January 23, 2020
14 S BRAIDED BRANCH DR, THE WOODLANDS, TX 77375(954) 899-8069 Get Directions Write a Review

NPPES record last updated: January 23, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Mark David Shermis Ph.d. NPPES

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

DR. MARK DAVID SHERMIS PH.D. (NPI 1346870953) is an individual psychologist in The Woodlands, Texas, licensed in Texas (38128) and active in the NPI registry since January 2020.

NPPES Registry Identity

NPI1346870953
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. MARK DAVID SHERMISCredential: PH.D.
Location Address14 S BRAIDED BRANCH DRThe Woodlands, TX 77375-0174
Mailing Address14 S Braided Branch DrThe Woodlands, TX 77375-0174 · (954) 899-8069
Sole ProprietorYes
Enumeration DateJanuary 23, 2020
NPI 1346870953 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses Licensed in TX · 38128 Licensed in IN · 20040723A Licensed in FL · 6586 Licensed in CA · 16626 Licensed in OH · 6634
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.
14 S BRAIDED BRANCH DR, The Woodlands, TX 77375

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 Shermis's NPI number?

The NPI number for Mark Shermis is 1346870953. It was assigned to this individual provider in the NPPES registry on January 23, 2020.

Where is Mark Shermis located?

Mark Shermis practices at 14 S Braided Branch Dr, The Woodlands, TX 77375. The listed phone number is (954) 899-8069.

What is Mark Shermis'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 Shermis was last updated on January 23, 2020. 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.