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

Mrs. Heidi Diane Dumas, NP-C

Individual provider Family Nurse Practitioner · NPI 1194030445

Mrs. Heidi Diane Dumas, NP-C is a Nurse Practitioner in Hayward, Wisconsin. Qualified in 2010, 16 years ago. Practices with St Croix Tribal Council, a 7-clinician group and accepts Medicare assignment. Licensed in Minnesota, Montana and Wisconsin.

Years since qualifying
16
Licensed in
MN, MT, WI
In the registry since
2010
Specialties on file
7
What do these letters mean?
NP-C — Nurse Practitioner, Certified
A nurse practitioner certified by the AANP.

See every abbreviation used in this directory →

Practice location Address checks out

9940 N County Hwy K
Hayward, WI 54843
Phone: (715) 638-5100
Fax: (715) 634-6107
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 4284-33 (WI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 130820-030 (WI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 103462 (MT)
Registered Nurse Taxonomy 163W00000X · Licence R-130332-4 (MN)
Family Medicine Physician Taxonomy 207Q00000X · Licence 103462 (MT)
Registered Nurse Taxonomy 163W00000X · Licence 130820-030 (WI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence R-130332-4 (MN)

Record details

NPI number1194030445
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP-C
Sole proprietorNo
NPI enumeratedAugust 11, 2010
Last updated in NPPESJuly 13, 2026
Certification dateJuly 13, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice St. Croix Tribal Council — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Hayward