Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Cyril a Allen MD LLC

Organization Hematology & Oncology Physician · NPI 1689979437

Cyril a Allen MD LLC is a Hematology & Oncology Physician in Washington, District of Columbia. Licensed in District of Columbia. Registered with an NPI since 2011.

Licensed in
DC
In the registry since
2011
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1328 Southern Ave SE 202
Washington, DC 20032-4689
Phone: (202) 574-6141
Fax: (202) 373-5956
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence MD33401 (DC)

Record details

NPI number1689979437
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Cyril Allen — Sole Mbr · (202) 574-6141
NPI enumeratedJanuary 25, 2011
Last updated in NPPESJanuary 25, 2011
Mailing address8205 Waterside Ct, Fort Washington, MD 20744-5571

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