Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MONTGOMERY PSYCHOLOGICAL SERVICES, LLC
NPI 1508761701
Psychologist - Clinical in Olney, MD

Q: What is Montgomery Psychological Services, LLC's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Active since October 09, 2026

2919 OLNEY SANDY SPRING RD STE A, OLNEY, MD 20832(240) 324-7920 Get Directions Write a Review

NPPES record added: October 9, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

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About Montgomery Psychological Services, Llc NPPES

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

MONTGOMERY PSYCHOLOGICAL SERVICES, LLC (NPI 1508761701) is a healthcare organization registered as a clinical in Olney, Maryland and active in the NPI registry since October 2026. The organization maintains a secondary practice location in Chevy Chase and lists Margaret Mary Feerick, Founder & Licensed Psychologist, as its authorized official.

NPPES Registry Identity

NPI1508761701

Entity TypeOrganization

Primary Taxonomy103TC0700X

Legal Business NameMONTGOMERY PSYCHOLOGICAL SERVICES, LLC

Location Address2919 OLNEY SANDY SPRING RD STE AOlney, MD 20832-1587

Mailing Address21021 Brooke Knolls RdGaithersburg, MD 20882-4321 · (301) 525-8132

Phone(240) 324-7920

Organization SubpartNo

Authorized OfficialMargaret Mary FeerickFounder & Licensed Psychologist · (240) 324-7920

Enumeration DateOctober 9, 2026

NPPES CertifiedOctober 9, 2026

✔ NPI 1508761701 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

2919 OLNEY SANDY SPRING RD STE A, Olney, MD 20832

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Secondary Practice Location 1

Location 15530 Wisconsin Ave Ste 965Chevy Chase, MD 20815-4325 · Phone (240) 324-7920

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ELENI ALEXIOU

Social Worker