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MRS. BARBARA ZWERDLING-ROTHSCHILD LCSW-C
NPI 1255468716
Social Worker - Clinical in Chevy Chase, MD

Active since February 28, 2007Opted out of Medicare · through Jan 1, 2028
4002 THORNAPPLE ST, CHEVY CHASE, MD 20815(301) 652-2208 Get Directions Write a Review

NPPES record last updated: December 20, 2012. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Barbara Zwerdling-rothschild Lcsw-c NPPES

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

MRS. BARBARA ZWERDLING-ROTHSCHILD LCSW-C (NPI 1255468716) is an individual clinical provider in Chevy Chase, Maryland, licensed in Maryland (522077039) and active in the NPI registry since February 2007. She has opted out of Medicare through January 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1255468716
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. BARBARA ZWERDLING-ROTHSCHILDCredential: LCSW-C
Location Address4002 THORNAPPLE STChevy Chase, MD 20815-5038
Mailing Address4002 Thornapple StChevy Chase, MD 20815-5038 · (301) 652-2208
Phone(301) 652-2208
Sole ProprietorYes
Enumeration DateFebruary 28, 2007
Last NPPES UpdateDecember 20, 2012
✔ NPI 1255468716 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
Licenses✔ Licensed in MD · 522077039✔ Licensed in DC · LC000300436
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
4002 THORNAPPLE ST, Chevy Chase, MD 20815
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Other Identifiers 2

Medicare ID-Type Unspecified960094MD
Other147504100MD · Dol Owcp

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. Barbara Zwerdling-rothschild Lcsw-c 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, 2018 through January 1, 2028.

Opt-Out Effective DateJanuary 1, 2018
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
$0.00 typical visit price
range $65.18 – $194.86
Typical copayment $0.00 (range $16.29 – $48.71)
Most-billed visit code NA
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Barbara Zwerdling-rothschild's NPI number?

The NPI number for Barbara Zwerdling-rothschild is 1255468716. It was assigned to this individual provider in the NPPES registry on February 28, 2007.

Where is Barbara Zwerdling-rothschild located?

Barbara Zwerdling-rothschild practices at 4002 Thornapple St, Chevy Chase, MD 20815. The listed phone number is (301) 652-2208.

What is Barbara Zwerdling-rothschild's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Barbara Zwerdling-rothschild enrolled in Medicare?

No. Barbara Zwerdling-rothschild 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 Barbara Zwerdling-rothschild was last updated on December 20, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.