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

Ross Hazlewood, DO

Individual provider Family Medicine Physician · NPI 1316948847

Ross Hazlewood, DO is a Family Medicine Physician in Markesan, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2005.

Licensed in
WI
In the registry since
2005
Specialties on file
2
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

340 Enterprise Dr
Markesan, WI 53946
Phone: (920) 398-2321
Fax: (920) 398-2952
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 30950-021 (WI)
Surgery Physician Taxonomy 208600000X · Licence 30950-021 (WI)

Record details

NPI number1316948847
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 9, 2005
Last updated in NPPESOctober 24, 2014
Mailing address340 Enterprise Drive, Markesan, WI 53946

Other providers in Markesan