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DR. KAREN ALICE SOUTHWORTH PH.D.
NPI 1366869802
Psychologist - Clinical in Chevy Chase, MD

Active since March 22, 2014Opted out of Medicare · through Jan 1, 2028
4242 E WEST HWY, SUITE 1109, CHEVY CHASE, MD 20815(301) 986-8499 Get Directions Write a Review

NPPES record last updated: March 22, 2014. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Karen Alice Southworth Ph.d. NPPES

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

DR. KAREN ALICE SOUTHWORTH PH.D. (NPI 1366869802) is an individual clinical provider in Chevy Chase, Maryland, licensed in Maryland (01141) and active in the NPI registry since March 2014. She has opted out of Medicare through January 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1366869802
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. KAREN ALICE SOUTHWORTHCredential: PH.D.
Location Address4242 E WEST HWY, SUITE 1109Chevy Chase, MD 20815-5934
Mailing Address4242 E West Hwy, Suite 1109Chevy Chase, MD 20815-5934 · (301) 986-8499
Phone(301) 986-8499
Sole ProprietorYes
Enumeration DateMarch 22, 2014
✔ NPI 1366869802 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in MD · 01141
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.
4242 E WEST HWY, Chevy Chase, MD 20815
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Karen Alice Southworth Ph.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from January 1, 2016 through January 1, 2028.

Opt-Out Effective DateJanuary 1, 2016
Opt-Out In Effect ThroughJanuary 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20815 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

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

DR. IGOR S SHTEYNSHLEYGER D.D.S.
Dentist (General Practice)
4242 E WEST HWY, 703
CHEVY CHASE, MD 20815
Montgomery County (301) 792-1912

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 Karen Southworth's NPI number?

The NPI number for Karen Southworth is 1366869802. It was assigned to this individual provider in the NPPES registry on March 22, 2014.

Where is Karen Southworth located?

Karen Southworth practices at 4242 E West Hwy Suite 1109, Chevy Chase, MD 20815. The listed phone number is (301) 986-8499.

What is Karen Southworth's specialty?

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

Is Karen Southworth enrolled in Medicare?

No. Karen Southworth has opted out of Medicare through January 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Karen Southworth was last updated on March 22, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.