1. Home
  2. Directory
  3. Wisconsin
  4. Appleton
  5. Obstetrics Gynecology
  6. NPI Profile

WOMEN'S HEALTH SPECIALISTS, S.C.
NPI 1417086216
Obstetrics & Gynecology in Appleton, WI

Active since March 05, 2007CLIA Certified · 3 labs
1818 N MEADE ST, APPLETON, WI 54911(920) 749-4000(920) 749-4015 Get Directions Write a Review

NPPES record last updated: March 6, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Women's Health Specialists, S.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

WOMEN'S HEALTH SPECIALISTS, S.C. (NPI 1417086216) is a healthcare organization registered as an obstetrics & gynecology in Appleton, Wisconsin and active in the NPI registry since March 2007. The organization holds 3 active CLIA laboratory certificates and lists Stephen G Savage, President, as its authorized official.

NPPES Registry Identity

NPI1417086216
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameWOMEN'S HEALTH SPECIALISTS, S.C.
Location Address1818 N MEADE STAppleton, WI 54911-3454
Mailing Address1818 N Meade StAppleton, WI 54911-3454 · (920) 749-4000 · Fax (920) 749-4015
Phone(920) 749-4000
Fax(920) 749-4015
Organization SubpartNo
Authorized OfficialStephen G SavagePresident · (920) 749-4000
Enumeration DateMarch 5, 2007
Last NPPES UpdateMarch 6, 2013
✔ NPI 1417086216 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
1818 N MEADE ST, Appleton, WI 54911
Open in Google Maps ↗

Other Identifiers 3

Medicare ID-Type Unspecified45006WI
Other000045006Ptan
Medicaid32777800WI

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Women's Health Specialists, S.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

25

Medicare enrollment records show 25 clinicians reassign Medicare billing to Women's Health Specialists, S.C., which bills Medicare for the services they deliver. Of these, 6 practice at this address and 20 within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 3

Obstetrics/Gynecology18
Nurse Practitioner6
General Surgery1

Nearest to this location (20)

See all 25
Spencer Gantz
Obstetrics/Gynecology
NPI 1639600547
1818 N MEADE ST STE 330
Appleton, WI 54911
(920) 749-4000
✔ PECOS✔ Accepts MedicareSame address
Cornelia Masak, RN, APNP
Nurse Practitioner
NPI 1740319516
1818 N MEADE ST
Appleton, WI 54911
(920) 749-4000
✔ PECOS✔ Accepts MedicareSame address
Jill Honkamp, MD
Obstetrics/Gynecology
NPI 1497884340
1818 N MEADE ST
Appleton, WI 54911
(920) 749-4000
✔ PECOS✔ Accepts MedicareSame address
Elina Pfaffenbach, M.D.
Obstetrics/Gynecology
NPI 1780650572
1818 N MEADE ST
Appleton, WI 54911
(920) 749-4000
✔ PECOS✔ Accepts MedicareSame address
Ellen Savage, MD
General Surgery
NPI 1568582799
1818 N MEADE ST
Appleton, WI 54911
(920) 749-4000
✔ PECOS✔ Accepts MedicareSame address
Amy Schmidt, MD
Obstetrics/Gynecology
NPI 1932138294
1818 N MEADE ST
Appleton, WI 54911
(920) 749-4000
✔ PECOS✔ Accepts MedicareSame address
Pa Kou Thao, FNP-BC
Nurse Practitioner
NPI 1982133807
508 W WISCONSIN AVE
Appleton, WI 54911
(920) 731-6304
✔ PECOS✔ Accepts Medicare1.0 mi
Sreedevi Sreenarasimhaiah, MD
Obstetrics/Gynecology
NPI 1487610861
2501 E ENTERPRISE AVE SUITE 200
Appleton, WI 54913
(920) 729-7105
✔ PECOS✔ Accepts Medicare1.9 mi
Melissa Koehler, DO
Obstetrics/Gynecology
NPI 1477754869
1531 S MADISON ST
Appleton, WI 54915
(920) 730-4413
✔ PECOS✔ Accepts Medicare2.2 mi
Jackie Nehls-Feucht, D.O.
Obstetrics/Gynecology
NPI 1538402235
1531 S MADISON ST
Appleton, WI 54915
(920) 730-4413
✔ PECOS✔ Accepts Medicare2.2 mi
Christopher Wagener, MD
Obstetrics/Gynecology
NPI 1063406064
1531 S MADISON ST
Appleton, WI 54915
(920) 730-4413
✔ PECOS✔ Accepts Medicare2.2 mi
Amanda Wallace, APRN
Nurse Practitioner
NPI 1992408587
1531 S MADISON ST FL 3
Appleton, WI 54915
(920) 749-4000
✔ PECOS✔ Accepts Medicare2.2 mi
Ryan Gerhartz, APNP
Nurse Practitioner
NPI 1669771721
1531 S MADISON ST
Appleton, WI 54915
(920) 730-4413
✔ PECOS✔ Accepts Medicare2.2 mi
Paula Hubert, MD
Obstetrics/Gynecology
NPI 1487647087
1531 S MADISON ST 3RD FLOOR
Appleton, WI 54915
(920) 730-4413
✔ PECOS✔ Accepts Medicare2.2 mi
Kathryn Meyer, MD
Obstetrics/Gynecology
NPI 1366437071
1531 S MADISON ST
Appleton, WI 54915
(920) 730-4413
✔ PECOS✔ Accepts Medicare2.2 mi
Tara Schairer, M.D.
Obstetrics/Gynecology
NPI 1336415876
1531 S MADISON ST
Appleton, WI 54915
(920) 730-4413
✔ PECOS✔ Accepts Medicare2.2 mi
Lisa Urbaniak, WHNP, RN
Nurse Practitioner
NPI 1700457264
1611 S MADISON ST
Appleton, WI 54915
(920) 738-2000
✔ PECOS✔ Accepts Medicare2.2 mi
Tina Ramsey, MD
Obstetrics/Gynecology
NPI 1679602510
200 THEDA CLARK MEDICAL PLZ SUITE 270
Neenah, WI 54956
(920) 729-2510
✔ PECOS✔ Accepts Medicare7.0 mi
Michelle Koellermeier, M.D.
Obstetrics/Gynecology
NPI 1871598813
200 THEDA CLARK MEDICAL PLZ STE 130
Neenah, WI 54956
(920) 729-7105
✔ PECOS✔ Accepts Medicare7.0 mi
Amber Post, MD
Obstetrics/Gynecology
NPI 1760556302
200 THEDA CLARK MEDICAL PLZ STE 130
Neenah, WI 54956
(920) 729-7105
✔ PECOS✔ Accepts Medicare7.0 mi
See all 25 clinicians

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA 3

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 52D0397491

Women's Health Specialists · Appleton, WI
Active · expires Apr 13, 2028
CLIA Number52D0397491
Laboratory TypePhysician Office
Certificate Effective DateApril 14, 2026
Certificate Expiration DateApril 13, 2028
Laboratory DirectorDr. Elina X. Pfaffenbach
Laboratory Phone(920) 749-4000
Laboratory LocationWomen's Health Specialists1818 N Meade St, Suite 330, Appleton, WI 54911
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 52D2286676

Women's Health Specialists · Appleton, WI
Active · expires Aug 1, 2027
CLIA Number52D2286676
Laboratory TypePhysician Office
Certificate Effective DateAugust 2, 2025
Certificate Expiration DateAugust 1, 2027
Laboratory DirectorDr. Elina X. Pfaffenbach
Laboratory Phone(920) 749-4000
Laboratory LocationWomen's Health Specialists1531 S Madison St, 3rd Floor, Appleton, WI 54915
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 52D2144348

Women's Health Specialists Sc · Appleton, WI
Active · expires Feb 14, 2028
CLIA Number52D2144348
Laboratory TypePhysician Office
Certificate Effective DateFebruary 15, 2026
Certificate Expiration DateFebruary 14, 2028
Laboratory DirectorDr. Elina X. Pfaffenbach
Laboratory Phone(920) 749-4000
Laboratory LocationWomen's Health Specialists Sc2500 E Capitol Dr, Suite 1650, Appleton, WI 54911
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Women's Health Specialists, S.C.'s NPI number?

The NPI number for Women's Health Specialists, S.C. is 1417086216. It was assigned to this organization in the NPPES registry on March 5, 2007.

Where is Women's Health Specialists, S.C. located?

Women's Health Specialists, S.C. is located at 1818 N Meade St, Appleton, WI 54911. The listed phone number is (920) 749-4000.

What is Women's Health Specialists, S.C.'s specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Women's Health Specialists, S.C. enrolled in Medicare?

Yes. Women's Health Specialists, S.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Women's Health Specialists, S.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 25 clinicians in 3 Medicare specialties reassign their Medicare billing to Women's Health Specialists, S.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Obstetrics/Gynecology (18), Nurse Practitioner (6) and General Surgery (1). Of these, 6 practice at this address and 20 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Women's Health Specialists, S.C. hold CLIA laboratory certificates?

Yes. 3 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Women's Health Specialists, S.C. accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), Dean Health Plan and HealthPartners and 2 other insurers list Women's Health Specialists, S.C. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Women's Health Specialists, S.C. was last updated on March 6, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.