Catherine Day
Psychologist • Frederick, MD
Professional Overview & Biography Verified Profile Summary
Catherine Day is a registered healthcare professional specializing in Psychologist in Frederick, MD. Practice services are available at 10 N JEFFERSON ST STE 203 under active NPI credentials.
Practice Location & Contact Primary Location
10 N Jefferson St Ste 203
Frederick, MD 217014865
Specialty Benchmarks & Practice Insights
Comparative analytics for Psychologist in Frederick, MD
Practicing in Frederick, MD (1248 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-05-22NUCC Taxonomy Code: 103T00000X
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.
Secondary Practice Locations
6010 Executive Blvd Unit 303
Rockville, MD 208523809
Phone: 2027501028
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Counselor - Mental Health
Licensed Clinical Professional Counselor, Licensed Professional Counselor, LGPC
Counselor - Professional
Counselor
Counselor
Master of Science
Counselor - Mental Health
Counselor - Mental Health
Licensed Clinical Professional Counselor
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 6010 EXECUTIVE BLVD UNIT 303, ROCKVILLE, MD 208523809 (Tel: 2027501028)
Psychologist (License #A01225 in MD)
NPI status registered as active in NPPES database
Registered at 10 N JEFFERSON ST STE 203, FREDERICK, MD 217014865 (Tel: 2027501028)
Registered at 3030 GREENMOUNT AVE STE 300, PMB 838088, BALTIMORE, MD 212186907 (Tel: 3016838924)
Recorded as CATHERINE DAY
Psychologist (License #A01255 in MD)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
6010 Executive Blvd Unit 303
Rockville, MD 208523809
Phone: 2027501028
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