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

Spencer Riley Gantz

Individual provider Obstetrics & Gynecology Physician · NPI 1639600547

Spencer Riley Gantz is an Obstetrics/Gynecology in Appleton, Wisconsin. Qualified in 2017, 9 years ago. Practices with Womens Health Specialists SC, a 27-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
9
Licensed in
WI
In the registry since
2017
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Practice location Address checks out

1818 N Meade St Ste 330
Appleton, WI 54911-3454
Phone: (920) 749-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522 — (414) 805-6600

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 70641-20 (WI)

Record details

NPI number1639600547
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 22, 2017
Last updated in NPPESNovember 21, 2024
Certification dateNovember 21, 2024

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Womens Health Specialists Sc — 27 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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