Dr. Catherine Day is a Frederick, Maryland based psychologist who is specialized in General Psychology. Active license number of Dr. Catherine Day is A01225 for General Psychology in Maryland. Her current practice location is 10 N Jefferson St Ste 203, Frederick. Patients can reach her at 202-750-1028. Dr. Catherine Day NPI number (Unique professional ID assigned by NPPES) is 1699636720.
Dr. Catherine Day is specialized in psychological testing and evaluating or assessing patient's personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning. Accordingly, she performs counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy. She can diagnose and treat 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 by psycheducational evaluation, therapy, remediation, and consultation.
Complete Profile:
Dr. Catherine Day speciality, credentials, practice address, contact phone number and fax are as below.
Patients can call on the below given phone number for appointment.
| Name: | Dr. Catherine Day |
| Specialization: | General Psychology |
| Gender: | Female |
| Practice Address: | 10 N Jefferson St Ste 203, Frederick,
Maryland, 21701-4865 |
| Phone: | 202-750-1028 |
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS).
NPI details are as mentioned below.
| NPI Number: | 1699636720 |
| NPI Enumeration Date: | 19 Nov, 2025 |
| NPI Last Update On: | 22 May, 2026 |
Medical Licenses:
Doctors can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for Dr. Catherine Day are as mentioned below.
| License Number | Specialization | State | Status | |
| A01225 | General Psychology | Maryland | Primary | |
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
| Address: | Dr. Catherine Day
6010 Executive Blvd Unit 303,
Rockville, Maryland |
| Zip: | 20852-3809 |
| Phone Number: | 202-750-1028 |
Patients can reach Dr. Catherine Day at
10 N Jefferson St Ste 203, Frederick, Maryland or can
call to book an appointment on 202-750-1028.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.