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

Oswaldo Apolinar Nicastro, MD

Individual provider Family Medicine Physician · NPI 1043336613

Oswaldo Apolinar Nicastro, MD is a Family Practice in Wilmington, Delaware. Qualified in 1998, 28 years ago. Practices with Tidalhealth Atlantic Inc, a 96-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Delaware.

Years since qualifying
28
Licensed in
DE
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2002 Foulk Rd Ste D
Wilmington, DE 19810-3643
Phone: (302) 334-0330
Fax: (302) 334-0329
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence C1-0008737 (DE)

Record details

NPI number1043336613
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 22, 2007
Last updated in NPPESJuly 22, 2016
Mailing address2002 Foulk Rd, Suite D, Wilmington, DE 19810-3643

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Tidalhealth Atlantic Inc — 96 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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