Individual provider · Type 1 NPI

Jason Michael Wentzek, DO

Internal Medicine Physician · Newark, DE

NPI number 1316409832 Active

Practice location

4755 Ogletown Stanton Rd Ste 5A43
Newark, DE 19718-2200

Call (302) 623-0188 Map

Fax (302) 733-5640

Mailing address

255 W Lancaster Ave
Paoli, PA 19301-1763

Other practice locations

  • 1300 Roanoke Ave, Riverhead, NY 11901-2031 · (631) 548-6000
  • 255 W Lancaster Ave, Paoli, PA 19301-1763 · (484) 565-1510

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician Primary 207R00000XC2-0025069 (DE)
Internal Medicine Physician 207R00000XH0107990 (MD)
Hospitalist Physician 208M00000XOS023066 (PA)
Internal Medicine Physician 207R00000XOS023066 (PA)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1316409832

Jason Michael Wentzek, DO's National Provider Identifier is 1316409832, issued on Apr 3, 2019. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Newark, DE. The record was last updated on Oct 26, 2026.