MRS. MARGO RUTH ARON MSW
NPI 1033289046
Counselor - Mental Health in Chevy Chase, MD

Active since November 08, 2006Opted out of Medicare · through Apr 5, 2028
5480 WISCONSIN AVE, SUITE 229, CHEVY CHASE, MD 20815(202) 537-1325 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mrs. Margo Ruth Aron Msw NPPES

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

MRS. MARGO RUTH ARON MSW (NPI 1033289046) is an individual mental health provider in Chevy Chase, Maryland, licensed in Maryland (06878) and active in the NPI registry since November 2006. She has opted out of Medicare through April 5, 2028.

NPPES Registry Identity

NPI1033289046
Entity TypeIndividualFemale
Primary Taxonomy101YM0800X
Provider Legal NameMRS. MARGO RUTH ARONCredential: MSW
Location Address5480 WISCONSIN AVE, SUITE 229Chevy Chase, MD 20815-3530
Mailing Address5480 Wisconsin Ave, Suite 229Chevy Chase, MD 20815-3530 · (202) 537-1325
Sole ProprietorYes
Enumeration DateNovember 8, 2006
Last NPPES UpdateJuly 8, 2007
NPI 1033289046 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
License Licensed in MD · 06878
5480 WISCONSIN AVE, Chevy Chase, MD 20815

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Opted out of Medicare

Mrs. Margo Ruth Aron Msw 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 April 5, 2024 through April 5, 2028.

Opt-Out Effective DateApril 5, 2024
Opt-Out In Effect ThroughApril 5, 2028Opt-out affidavits renew automatically every two years unless cancelled

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.

Social Worker (Clinical)
5480 WISCONSIN AVE
CHEVY CHASE, MD 20815
Counselor (Mental Health)
5480 WISCONSIN AVE, SUITE LL7
CHEVY CHASE, MD 20815
Psychologist
5480 WISCONSIN AVE, SUITE 204
CHEVY CHASE, MD 20815
Social Worker (Clinical)
5480 WISCONSIN AVE, SUITE 222
CHEVY CHASE, MD 20815
Social Worker (Clinical)
5480 WISCONSIN AVE, SUITE 227
CHEVY CHASE, MD 20815
Counselor (Mental Health)
5480 WISCONSIN AVE, 215B
CHEVY CHASE, MD 20815
Social Worker (Clinical)
5480 WISCONSIN AVE
CHEVY CHASE, MD 20815
Psychiatry & Neurology (Child & Adolescent Psychiatry)
5480 WISCONSIN AVE, SUITE 222
CHEVY CHASE, MD 20815

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 Margo Aron's NPI number?

The NPI number for Margo Aron is 1033289046. It was assigned to this individual provider in the NPPES registry on November 8, 2006.

Where is Margo Aron located?

Margo Aron practices at 5480 Wisconsin Ave Suite 229, Chevy Chase, MD 20815. The listed phone number is (202) 537-1325.

What is Margo Aron's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Margo Aron enrolled in Medicare?

No. Margo Aron has opted out of Medicare through April 5, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out.

When was this NPI record last updated?

The NPPES record for Margo Aron was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.