DR. SONJA LINN PH.D.
NPI 1477722973
Psychologist - Counseling in Washington, DC

Active since February 28, 2008
2440 M ST NW, SUITE 411, WASHINGTON, DC 20037(202) 887-8088(202) 887-8999 Get Directions Write a Review

NPPES record last updated: February 28, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Sonja Linn Ph.d. NPPES

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

DR. SONJA LINN PH.D. (NPI 1477722973) is an individual counseling provider in Washington, District Of Columbia, licensed in District Of Columbia (PSY1000207) and active in the NPI registry since February 2008.

NPPES Registry Identity

NPI1477722973
Entity TypeIndividualFemale
Primary Taxonomy103TC1900X
Provider Legal NameDR. SONJA LINNCredential: PH.D.
Location Address2440 M ST NW, SUITE 411Washington, DC 20037-1404
Mailing Address2440 M St Nw, Suite 411Washington, DC 20037-1404 · (202) 887-8088 · Fax (202) 887-8999
Fax(202) 887-8999
Sole ProprietorYes
Enumeration DateFebruary 28, 2008
NPI 1477722973 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · CounselingBehavioral Health & Social Service Providers
Taxonomy Code103TC1900X
License Licensed in DC · PSY1000207
Definition
A psychologist who specializes in general practice and health service. It focuses on how people function both personally and in their relationships at all ages. Counseling psychology addresses the emotional, social, work, school and physical health concerns people may have at different stages in their lives, focusing on typical life stresses and more severe issues with which people may struggle as individuals and as a part of families, groups and organizations. Counseling psychologists help people with physical, emotional and mental health issues improve their sense of well-being, alleviate feelings of distress and resolve crises. They also provide assessment, diagnosis, and treatment of more severe psychological symptoms.
2440 M ST NW, Washington, DC 20037

Other Providers at the Same Location NPPES 20

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

Plastic Surgery
2440 M ST NW, SUITE 200
WASHINGTON, DC 20037
Plastic Surgery
2440 M ST NW, SUITE 200
WASHINGTON, DC 20037
Internal Medicine (Cardiovascular Disease)
2440 M ST NW, SUITE 804
WASHINGTON, DC 20037
Physician Assistant (Medical)
2440 M ST NW, SUITE 205
WASHINGTON, DC 20037
Nurse Practitioner (Family)
2440 M ST NW, SUITE 422
WASHINGTON, DC 20037
Psychologist (Clinical)
2440 M ST NW, SUITE 710
WASHINGTON, DC 20037
Psychologist (Clinical)
2440 M ST NW, SUITE 425
WASHINGTON, DC 20037
Dentist
2440 M ST NW
WASHINGTON, DC 20037

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 Sonja Linn's NPI number?

The NPI number for Sonja Linn is 1477722973. It was assigned to this individual provider in the NPPES registry on February 28, 2008.

Where is Sonja Linn located?

Sonja Linn practices at 2440 M St NW Suite 411, Washington, DC 20037. The listed phone number is (202) 887-8088.

What is Sonja Linn's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Counseling, with taxonomy code 103TC1900X.

When was this NPI record last updated?

The NPPES record for Sonja Linn was last updated on February 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.