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

Douglas Lienesch, MD

Individual provider Rheumatology Physician · NPI 1124129747

Douglas Lienesch, MD is a Rheumatology in Newark, Delaware. Qualified in 1989, 37 years ago. Practices with Union Hospital of Cecil County, a 283-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Delaware and Pennsylvania.

Years since qualifying
37
Licensed in
DE, PA
In the registry since
2006
Specialties on file
2
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

4735 Ogletown Stanton Rd Ste 2201
Newark, DE 19713-8000
Phone: (302) 623-4390
Show map & directions

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

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence C1-0013313 (DE)
Rheumatology Physician Taxonomy 207RR0500X · Licence MD428000 (PA)

Record details

NPI number1124129747
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 26, 2006
Last updated in NPPESSeptember 5, 2019
Mailing address200 Hygeia Dr Ste 2300, Newark, DE 19713-2049

Medicare enrollment

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

Medicare specialtyRHEUMATOLOGY
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Group practice Union Hospital Of Cecil County — 283 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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