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

Dr. Cassandra Lynn Libbing, DO

Individual provider Hospitalist Physician · NPI 1942889456

Dr. Cassandra Lynn Libbing, DO is a Hospitalist in Washington, District of Columbia. Graduated from Marian University College of Osteopathic Medicine in 2021, 5 years ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group and accepts Medicare assignment. Licensed in District of Columbia.

Years since qualifying
5
Trained at
Marian University College of Osteopathic Medicine
Licensed in
DC
In the registry since
2021
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

3800 Reservoir Rd NW Dept OF Internal Medicine
Washington, DC 20007
Phone: (202) 444-8168
Fax: (877) 303-1460
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence DO210012418 (DC)

Record details

NPI number1942889456
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 3, 2021
Last updated in NPPESJune 13, 2024
Certification dateJune 13, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Medical schoolMARIAN UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2021 (5 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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