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

Diane L Hartzog, CRNA

Individual provider Anesthesiologist Assistant · NPI 1871538744

Diane L Hartzog, CRNA is an Anesthesiologist Assistant in Watertown, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Practice location Address checks out

125 Hospital Dr
Watertown, WI 53098
Phone: (920) 262-4450
Show map & directions

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

Specialties & licences

Anesthesiologist Assistant (primary) Taxonomy 367H00000X · Licence 78920030 (WI)

Record details

NPI number1871538744
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJune 17, 2006
Last updated in NPPESMarch 27, 2008