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MRS. CRYSTALL M SISCO
NPI 1669124301
Social Worker in Bowie, MD

Active since January 24, 2022
1607 MELFORD BLVD, SUITE 400, BOWIE, MD 20715(202) 878-6626 Get Directions Write a Review

NPPES record last updated: June 11, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Crystall M Sisco NPPES

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

MRS. CRYSTALL M SISCO (NPI 1669124301) is an individual social worker in Bowie, Maryland, licensed in District Of Columbia (LG200001469) and active in the NPI registry since January 2022.

NPPES Registry Identity

NPI1669124301
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMRS. CRYSTALL M SISCO
Location Address1607 MELFORD BLVD, SUITE 400Bowie, MD 20715-4305
Mailing Address13324 Burleigh StUpper Marlboro, MD 20774-1961 · (202) 498-4460
Phone(202) 878-6626
Sole ProprietorNo
Enumeration DateJanuary 24, 2022
Last NPPES UpdateJune 11, 2026
NPPES CertifiedJune 11, 2026
✔ NPI 1669124301 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
Licenses✔ Licensed in DC · LG200001469✔ Licensed in MD · 28161
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
1607 MELFORD BLVD, Bowie, MD 20715
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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 Crystall Sisco's NPI number?

The NPI number for Crystall Sisco is 1669124301. It was assigned to this individual provider in the NPPES registry on January 24, 2022.

Where is Crystall Sisco located?

Crystall Sisco practices at 1607 Melford Blvd Suite 400, Bowie, MD 20715. The listed phone number is (202) 878-6626.

What is Crystall Sisco's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Crystall Sisco was last updated on June 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.