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MS. SHEILA M CAHILL JD, MSW
NPI 1275618118
Social Worker - Clinical in Washington, DC

Active since October 26, 2006PECOS EnrolledAccepts Medicare Assignment
4000 MASSACHUSETTS AVENUE NW, #1630, WASHINGTON, DC 20016(202) 322-6236 Get Directions Write a Review

NPPES record last updated: January 5, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Sheila M Cahill Jd, Msw NPPES

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

MS. SHEILA M CAHILL JD, MSW (NPI 1275618118) is an individual clinical provider in Washington, District Of Columbia, licensed in District Of Columbia (LC303509) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1998).

NPPES Registry Identity

NPI1275618118
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. SHEILA M CAHILLCredential: JD, MSW
Location Address4000 MASSACHUSETTS AVENUE NW, #1630Washington, DC 20016-5138
Mailing Address4000 Massachusetts Avenue Nw, #1630Washington, DC 20016-5138 · (202) 322-6236
Phone(202) 322-6236
Sole ProprietorYes
Medical School CMSOtherGraduated 1998
Enumeration DateOctober 26, 2006
Last NPPES UpdateJanuary 5, 2026
NPPES CertifiedJanuary 5, 2026
✔ NPI 1275618118 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 DC · LC303509
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.
4000 MASSACHUSETTS AVENUE NW, Washington, DC 20016
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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

Ms. Sheila M Cahill Jd, Msw 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 ID7618009051
PECOS Enrollment IDI20100720000628
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 20016 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 Sheila Cahill's NPI number?

The NPI number for Sheila Cahill is 1275618118. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Where is Sheila Cahill located?

Sheila Cahill practices at 4000 Massachusetts Avenue NW #1630, Washington, DC 20016. The listed phone number is (202) 322-6236.

What is Sheila Cahill's specialty?

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

Is Sheila Cahill enrolled in Medicare?

Yes. Sheila Cahill 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 Sheila Cahill was last updated on January 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.