Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARGARET JANE DWYER LCSW-C
NPI 1588252001
Social Worker - Clinical in Frederick, MD

Active since January 10, 2021PECOS Enrolled
201 BROADWAY ST STE 110, FREDERICK, MD 21701(443) 440-5780 Get Directions Write a Review

NPPES record last updated: September 2, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 2, 2026, Oct 7, 2024, Jan 10, 2021 (3 updates tracked since 2021).

About Margaret Jane Dwyer Lcsw-c NPPES

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

MARGARET JANE DWYER LCSW-C (NPI 1588252001) is an individual clinical provider in Frederick, Maryland, licensed in Maryland (18547) and active in the NPI registry since January 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1588252001
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARGARET JANE DWYERCredential: LCSW-C
Location Address201 BROADWAY ST STE 110Frederick, MD 21701-6696
Mailing Address1413 Key Pkwy Apt A3Frederick, MD 21702-9038 · (973) 525-5625
Sole ProprietorYes
Enumeration DateJanuary 10, 2021
Last NPPES UpdateSeptember 2, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2026
✔ NPI 1588252001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in MD · 18547
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.
Also ListedSocial WorkerTaxonomy 104100000X · License 18547 (MD)
201 BROADWAY ST STE 110, Frederick, MD 21701

Other Names 1

Former Name (1)Margaret Jane Patterson

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Margaret Jane Dwyer Lcsw-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21701 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 $57.99 – $175.57
Typical copayment $0.00 (range $14.49 – $43.89)
Most-billed visit code NA
Established Patient
$72.23 typical visit price
range $18.66 – $143.02
Typical copayment $18.05 (range $4.66 – $35.75)
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.

Other Providers at the Same Location NPPES 9

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

Counselor (Addiction (Substance Use Disorder))
201 BROADWAY ST STE 110
FREDERICK, MD 21701
Community/Behavioral Health
201 BROADWAY ST STE 110
FREDERICK, MD 21701
Counselor (Addiction (Substance Use Disorder))
201 BROADWAY ST STE 110
FREDERICK, MD 21701
Clinic/Center (Mental Health (Including Community Mental Health Center))
201 BROADWAY ST STE 110
FREDERICK, MD 21701
Counselor (Addiction (Substance Use Disorder))
201 BROADWAY ST STE 110
FREDERICK, MD 21701
Counselor (Addiction (Substance Use Disorder))
201 BROADWAY ST STE 110
FREDERICK, MD 21701
Social Worker
201 BROADWAY ST STE 110
FREDERICK, MD 21701
Clinic/Center (Rehabilitation, Substance Use Disorder)
201 BROADWAY ST STE 110
FREDERICK, MD 21701

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 Margaret Dwyer's NPI number?

The NPI number for Margaret Dwyer is 1588252001. It was assigned to this individual provider in the NPPES registry on January 10, 2021. The provider is also known as Margaret Jane Patterson.

Where is Margaret Dwyer located?

Margaret Dwyer practices at 201 Broadway St Ste 110, Frederick, MD 21701. The listed phone number is (443) 440-5780.

What is Margaret Dwyer's specialty?

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

Is Margaret Dwyer enrolled in Medicare?

Yes. Margaret Dwyer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Margaret Dwyer was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 40 days 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.