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

MARIAM OLUWATOYINADUKE COKER LGSW
NPI 1003668427
Social Worker - Clinical in Hyattsville, MD

Active since April 02, 2024PECOS Enrolled
3908 WARNER AVE, HYATTSVILLE, MD 20784(240) 906-7724 Get Directions Write a Review

NPPES record last updated: September 9, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 9, 2026, Apr 2, 2024 (2 updates tracked since 2024).

About Mariam Oluwatoyinaduke Coker Lgsw NPPES

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

MARIAM OLUWATOYINADUKE COKER LGSW (NPI 1003668427) is an individual clinical provider in Hyattsville, Maryland, licensed in District Of Columbia (LC200004113) and active in the NPI registry since April 2024. She is enrolled in Medicare PECOS, maintains a secondary practice location in Washington, and is a graduate of Other (2022).

NPPES Registry Identity

NPI1003668427
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMARIAM OLUWATOYINADUKE COKERCredential: LGSW
Location Address3908 WARNER AVEHyattsville, MD 20784-2001
Mailing Address3908 Warner AveHyattsville, MD 20784-2001 · (240) 906-7724
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateApril 2, 2024
Last NPPES UpdateSeptember 9, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 9, 2026
NPI 1003668427 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License Licensed in DC · LC200004113
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 LG200002854 (DC)
Also ListedSocial Worker · SchoolTaxonomy 1041S0200X · License LC200004113 (DC)
3908 WARNER AVE, Hyattsville, MD 20784

Secondary Practice Location 1

Location 13912 Georgia Ave NWWashington, DC 20011-5861 · Phone (202) 483-8196

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Mariam Oluwatoyinaduke Coker Lgsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9931603651
PECOS Enrollment IDI20250916004904
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 20784 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.

Other Providers at the Same Location NPPES

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

Home Health Aide
3908 WARNER AVE
LANDOVER HILLS, MD 20784

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 Mariam Coker's NPI number?

The NPI number for Mariam Coker is 1003668427. It was assigned to this individual provider in the NPPES registry on April 2, 2024.

Where is Mariam Coker located?

Mariam Coker practices at 3908 Warner Ave, Hyattsville, MD 20784. The listed phone number is (240) 906-7724.

What is Mariam Coker's specialty?

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

Is Mariam Coker enrolled in Medicare?

Yes. Mariam Coker is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mariam Coker was last updated on September 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.