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Mattie Holliday

Psychologist - Mental Retardation & Developmental Disabilities


  16 Octave Ct, Newark
     Delaware, 19713-1915
  302-377-5774    Maps & Directions
Mattie Holliday is a Newark, Delaware based psychologist who is specialized in Mental Retardation & Developmental Disabilities Psychology. Her current practice location is 16 Octave Ct, Newark. Patients can reach her at 302-377-5774. Mattie Holliday NPI number (Unique professional ID assigned by NPPES) is 1700484060.
Mattie Holliday
Complete Profile:
Mattie Holliday speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: Mattie Holliday
Specialization: Mental Retardation & Developmental Disabilities Psychology
Gender:Female
Practice Address:16 Octave Ct, Newark,
Delaware, 19713-1915
Phone:302-377-5774
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: 1700484060
NPI Enumeration Date: 09 Oct, 2020
NPI Last Update On: 09 Oct, 2020

Other Medical Identifiers:
Other legacy medical identifiers associated with Mattie Holliday such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
000000568MedicaidDelaware
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: Mattie Holliday
16 Octave Ct,
Newark, Delaware
Zip: 19713-1915
Phone Number: 302-377-5774
Patients can reach Mattie Holliday at 16 Octave Ct, Newark, Delaware or can call to book an appointment on 302-377-5774.
Comments/ Reviews:
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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 December, 2025.

Mattie Holliday Details: Complete Profile Professional Identification Codes Business Mailing Address Book Appointment Patient Reviews
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Mental health is defined as a state of well-being in which every individual realizes his or her own potential, can cope with the normal stresses of life, can work productively and fruitfully, and is able to make a contribution to her or his community. Mental health also includes a person's ability to enjoy life - to attain a balance between life activities and efforts to achieve psychological resilience.
Some most common types of mental illness affecting people of United States are bipolar, phobias, dysthymia, depression, anxiety and panic attack, schizophrenia, psychosis, anorexia, post-traumatic stress disorder (PTSD) and obsessive-compulsive disorder (OCD) etc. Some strategies or treatments which can be helpful in treating mental illness includes psychotherapy (talking therapies), medication and self-help (reducing alcohol intake, sleeping more, and eating well).
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