CHERYL ANN DUFFY-WILLIAMS LCSW-C
NPI 1841473436
Social Worker - Clinical in Elkridge, MD

Active since December 06, 2007PECOS EnrolledAccepts Medicare Assignment
8108 SUNRISE LN, ELKRIDGE, MD 21075(443) 374-7428 Get Directions Write a Review

NPPES record last updated: July 13, 2016. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Cheryl Ann Duffy-williams Lcsw-c NPPES

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

CHERYL ANN DUFFY-WILLIAMS LCSW-C (NPI 1841473436) is an individual clinical provider in Elkridge, Maryland, licensed in Maryland (11566) and active in the NPI registry since December 2007. She is enrolled in Medicare PECOS and is a graduate of Other (1996).

NPPES Registry Identity

NPI1841473436
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameCHERYL ANN DUFFY-WILLIAMSCredential: LCSW-C
Location Address8108 SUNRISE LNElkridge, MD 21075-6480
Mailing Address8108 Sunrise LnElkridge, MD 21075-6480 · (443) 374-7428
Sole ProprietorYes
Medical School CMSOtherGraduated 1996
Enumeration DateDecember 6, 2007
Last NPPES UpdateJuly 13, 2016
NPI 1841473436 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in MD · 11566
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.
8108 SUNRISE LN, Elkridge, MD 21075

Other Identifiers 1

Medicaid012981000MD

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Cheryl Ann Duffy-williams Lcsw-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2466693445
PECOS Enrollment IDI20251024004212
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 21075 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 $60.73 – $183.44
Typical copayment $0.00 (range $15.18 – $45.86)
Most-billed visit code NA
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
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 Cheryl Duffy-williams's NPI number?

The NPI number for Cheryl Duffy-williams is 1841473436. It was assigned to this individual provider in the NPPES registry on December 6, 2007.

Where is Cheryl Duffy-williams located?

Cheryl Duffy-williams practices at 8108 Sunrise Ln, Elkridge, MD 21075. The listed phone number is (443) 374-7428.

What is Cheryl Duffy-williams's specialty?

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

Is Cheryl Duffy-williams enrolled in Medicare?

Yes. Cheryl Duffy-williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Cheryl Duffy-williams was last updated on July 13, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.