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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MARY DUNCAN
NPI 1306767058
Technician - Personal Care Attendant in Washington, DC

Active since July 21, 2026
245 SAVANNAH ST SE UNIT A, WASHINGTON, DC 20032(202) 940-0400 Get Directions Write a Review

NPPES record added: July 21, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mary Duncan NPPES

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

MARY DUNCAN (NPI 1306767058) is an individual personal care attendant in Washington, District Of Columbia and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1306767058
Entity TypeIndividualFemale
Primary Taxonomy3747P1801X
Provider Legal NameMARY DUNCAN
Location Address245 SAVANNAH ST SE UNIT AWashington, DC 20032-5466
Mailing Address245 Savannah St Se Unit AWashington, DC 20032-5466
Phone(202) 940-0400
Sole ProprietorNo
Enumeration DateJuly 21, 2026
NPPES CertifiedJuly 21, 2026
✔ NPI 1306767058 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyTechnician · Personal Care AttendantNursing Service Related Providers
Taxonomy Code3747P1801X
Definition
An individual who provides assistance with eating, bathing, dressing, personal hygiene, activities of daily living as specified in the plan of care. Services which are incidental to the care furnished, or essential to the health and welfare of the individual may also be provided. Personal care providers must meet state defined training and certification standards
245 SAVANNAH ST SE UNIT A, Washington, DC 20032
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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 Mary Duncan's NPI number?

The NPI number for Mary Duncan is 1306767058. It was assigned to this individual provider in the NPPES registry on July 21, 2026.

Where is Mary Duncan located?

Mary Duncan practices at 245 Savannah St SE Unit A, Washington, DC 20032. The listed phone number is (202) 940-0400.

What is Mary Duncan's specialty?

The primary specialty registered for this NPI is Technician, specializing in Personal Care Attendant, with taxonomy code 3747P1801X.

When was this NPI record last updated?

The NPPES record for Mary Duncan was last updated on July 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.