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

Mr. Mark Casagrande, LCSW

Individual provider Clinical Social Worker · NPI 1649281338

Mr. Mark Casagrande, LCSW is a Clinical Social Worker in Newark, Delaware. Qualified in 1998, 28 years ago. Practices with A Window to Wellness LLC, a 2-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Delaware.

Years since qualifying
28
Licensed in
DE
In the registry since
2006
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

286 E Main St One
Newark, DE 19711-7311
Phone: (302) 286-1402
Fax: (302) 286-1403
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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 Q1-0000611 (DE)

Record details

NPI number1649281338
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorNo
NPI enumeratedAugust 10, 2006
Last updated in NPPESJuly 21, 2022
Mailing address99 Passmore Dr, Wilmington, DE 19803-1548

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice A Window To Wellness Llc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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