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

Dr. Irwin Lance Lifrak, MD

Individual provider Internal Medicine Physician · NPI 1538175047

Dr. Irwin Lance Lifrak, MD is an Internal Medicine in Wilmington, Delaware. Qualified in 1980, 46 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Delaware.

Years since qualifying
46
Licensed in
DE
In the registry since
2006
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

1010 N Union St Ste 5
Wilmington, DE 19805-2731
Phone: (302) 654-7317
Fax: (302) 654-3042
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence C10002238 (DE)

Record details

NPI number1538175047
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 1, 2006
Last updated in NPPESJuly 25, 2008
Mailing address1010 N Union St, Suite 5, Wilmington, DE 19805-2731

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesADDICTION MEDICINE
Medical schoolOTHER
Graduated 1980 (46 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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