DR. ROBERT FRANK MANNIS PHD
NPI 1831224906
Psychologist in Frederick, MD

Active since February 22, 2007
235 WES PATRICK ST, ROBERT F. MANNIS PHD, FREDERICK, MD 21701(301) 662-4160(301) 620-4344 Get Directions Write a Review

NPPES record last updated: October 31, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Robert Frank Mannis Phd NPPES

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

DR. ROBERT FRANK MANNIS PHD (NPI 1831224906) is an individual psychologist in Frederick, Maryland, licensed in Maryland (2233) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1831224906
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameDR. ROBERT FRANK MANNISCredential: PHD
Location Address235 WES PATRICK ST, ROBERT F. MANNIS PHDFrederick, MD 21701
Mailing Address235 Wes Patrick St, Robert F. Mannis PhdFrederick, MD 21701 · (301) 662-4160 · Fax (301) 620-4344
Fax(301) 620-4344
Sole ProprietorYes
Enumeration DateFebruary 22, 2007
Last NPPES UpdateOctober 31, 2011
NPI 1831224906 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 MD · 2233 Licensed in MD · 02233
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.
235 WES PATRICK ST, Frederick, MD 21701

Other Identifiers 1

Medicare PIN892R

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 Robert Mannis's NPI number?

The NPI number for Robert Mannis is 1831224906. It was assigned to this individual provider in the NPPES registry on February 22, 2007.

Where is Robert Mannis located?

Robert Mannis practices at 235 Wes Patrick St Robert F. Mannis Phd, Frederick, MD 21701. The listed phone number is (301) 662-4160.

What is Robert Mannis'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 Robert Mannis was last updated on October 31, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.