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

Ercilia E Arias, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1720032675

Ercilia E Arias, MD is a Pulmonary Disease in Lewes, Delaware. Qualified in 1988, 38 years ago. Practices with Delaware Sleep Disorder Centers, LLC, a 12-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Delaware.

Years since qualifying
38
Licensed in
DE
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

400 Savannah Rd Ste B
Lewes, DE 19958-1499
Phone: (302) 645-3555
Fax: (302) 644-3560
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence C1-0005133 (DE)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence C1-0005133 (DE)
Internal Medicine Physician Taxonomy 207R00000X · Licence C1-0005133 (DE)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence C1-0005133 (DE)

Record details

NPI number1720032675
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 22, 2006
Last updated in NPPESFebruary 5, 2014
Mailing address400 Savannah Rd, Suite A, Lewes, DE 19958-1499

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesSLEEP MEDICINE
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Group practice Delaware Sleep Disorder Centers, Llc — 12 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare