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

Theresa L Hollnagel, PA-C

Individual provider Surgical Physician Assistant · NPI 1770547333

Theresa L Hollnagel, PA-C is a Physician Assistant in Fond Du Lac, Wisconsin. Qualified in 2001, 25 years ago. Practices with Agnesian Healthcare Inc, a 390-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
25
Licensed in
WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

See every abbreviation used in this directory →

Practice location Address checks out

420 E Division St
Fond Du Lac, WI 54935-4560
Phone: (920) 926-8495
Show map & directions

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

Specialties & licences

Surgical Physician Assistant (primary) Taxonomy 363AS0400X · Licence 1388 (WI)
Surgical Physician Assistant Taxonomy 363AS0400X · Licence 100129 (WI)

Record details

NPI number1770547333
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA-C
Sole proprietorNo
NPI enumeratedApril 12, 2006
Last updated in NPPESOctober 24, 2023
Certification dateOctober 23, 2023

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Agnesian Healthcare Inc — 390 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare