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

Mrs. Diana B Seasonwein, MSW

Individual provider Clinical Social Worker · NPI 1093828022

Mrs. Diana B Seasonwein, MSW is a Clinical Social Worker in Chevy Chase, Maryland. Qualified in 1972, 54 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
54
Licensed in
MD
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

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Practice location Address checks out

5480 Wisconsin Ave Ste 222
Chevy Chase, MD 20815-3530
Phone: (202) 412-9020
Fax: (202) 244-2823
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 02014 (MD)

Record details

NPI number1093828022
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorYes
NPI enumeratedAugust 16, 2006
Last updated in NPPESJuly 8, 2011

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1972 (54 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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