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

Timothy J Jessick, DO

Individual provider Hospice and Palliative Medicine (Internal Medicine) Physician · NPI 1619081080

Timothy J Jessick, DO is a Hospice and Palliative Medicine (Internal Medicine) Physician in Oshkosh, Wisconsin. Works from 4 locations. Licensed in Wisconsin and Wyoming.

Licensed in
WI, WY
In the registry since
2006
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

491 S Washburn St
Oshkosh, WI 54904-6733
Phone: (920) 364-3600
Fax: (920) 364-3900
Show map & directions

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

Additional practice locations (3)

  • 1818 N Meade St, Appleton, WI 54911-3454 — (920) 969-0919
  • 2600 S Heritage Woods Dr, Appleton, WI 54915-1408 — (920) 225-7875
  • 2424 S 90th St, West Allis, WI 53227-2455 — (414) 385-2716

Specialties & licences

Hospice and Palliative Medicine (Family Medicine) Physician (primary) Taxonomy 207QH0002X · Licence 36739 (WI)
Hospice and Palliative Medicine (Internal Medicine) Physician Taxonomy 207RH0002X · Licence 36739 (WI)
Hospice and Palliative Medicine (Family Medicine) Physician Taxonomy 207QH0002X · Licence 36739 (WY)

Record details

NPI number1619081080
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 19, 2006
Last updated in NPPESOctober 20, 2025
Certification dateOctober 20, 2025