OrganizationActive
Irwin L. Lifrak, M.D.
NPI 1972643815 · Internal Medicine Physician · Wilmington, DE
Provider details
- NPI number
- 1972643815
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Irwin Lifrak, Owner(302) 654-7317
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1010 N Union St
Suite #5
Wilmington, DE 19805-2731
Phone: (302) 654-7317
Fax: (302) 654-3042
Street-level locationGet directions
Mailing address
1010 N Union St
Wilmington, DE 19805-2731
Registry dates
- Enumerated
- 2007-02-08
- Last updated
- 2020-08-22
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.