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FOREFRONT DERMATOLOGY, S.C.
NPI 1003356692
Dermatology in Brookfield, WI

Active since March 01, 2017CLIA Certified · 17 labs
17100 W NORTH AVE, SUITE 200, BROOKFIELD, WI 53005(262) 784-7820(262) 784-7936 Get Directions Write a Review

NPPES record last updated: May 21, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 21, 2018, Mar 20, 2018, Mar 1, 2017 (3 updates tracked since 2017).

About Forefront Dermatology, S.c. NPPES

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

FOREFRONT DERMATOLOGY, S.C. (NPI 1003356692) is a healthcare organization registered as a dermatology in Brookfield, Wisconsin and active in the NPI registry since March 2017. The organization holds 17 active CLIA laboratory certificates and lists Betsy J Wernli, President, as its authorized official.

NPPES Registry Identity

NPI1003356692
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameFOREFRONT DERMATOLOGY, S.C.
Location Address17100 W NORTH AVE, SUITE 200Brookfield, WI 53005
Mailing Address801 York StManitowoc, WI 54220-4630 · (920) 663-9146 · Fax (920) 684-1439
Phone(262) 784-7820
Fax(262) 784-7936
Organization SubpartNo
Authorized OfficialBetsy J WernliPresident · (920) 482-0671
Enumeration DateMarch 1, 2017
Last NPPES UpdateMay 21, 20183 updates tracked since enumeration
✔ NPI 1003356692 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
Also ListedDermatology · MOHS-Micrographic SurgeryTaxonomy 207ND0101X
Also ListedDermatology · Procedural DermatologyTaxonomy 207NS0135X
17100 W NORTH AVE, Brookfield, WI 53005
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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)

Forefront Dermatology, S.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

60

Medicare enrollment records show 60 clinicians reassign Medicare billing to Forefront Dermatology, S.C., which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. Listed here are the 20 practicing nearest to this location.

Clinicians by Medicare Specialty 5

Dermatology40
Pathology10
Nurse Practitioner7
Micrographic Dermatologic Surgery (MDS)2
Physician Assistant1

Nearest to this location (20)

See all 60
Ashley Dietrich, MD
Dermatology
NPI 1780030825
2600 N MAYFAIR RD STE 810
Milwaukee, WI 53226
(414) 771-1122
✔ PECOS✔ Accepts Medicare4.0 mi
Erik Alexander, M.D.
Dermatology
NPI 1770748303
735 N WATER ST STE 830
Milwaukee, WI 53202
(414) 276-1222
✔ PECOS✔ Accepts Medicare11 mi
James Berman, M.D.
Dermatology
NPI 1821047283
7040 N PORT WASHINGTON RD SUITE 404
Glendale, WI 53217
(414) 355-2405
✔ PECOS✔ Accepts Medicare12 mi
Madeline Schaeffer, DO
Dermatology
NPI 1295268282
10500 W LOOMIS RD STE 110
Franklin, WI 53132
(262) 898-4400
✔ PECOS✔ Accepts Medicare13 mi
Anthony Bonfiglio, MD
Dermatology
NPI 1144319104
10303 N PORT WASHINGTON RD SUITE 101
Mequon, WI 53092
(262) 240-0440
✔ PECOS✔ Accepts Medicare14 mi
Gabriela Maloney, DO
Dermatology
NPI 1225411481
1320 PABST FARMS CIR UNIT 180
Oconomowoc, WI 53066
(262) 560-0322
✔ PECOS✔ Accepts Medicare17 mi
Maria Hillmer, APNP
Nurse Practitioner
NPI 1598188138
1245 CHEYENNE AVE SUITE 301
Grafton, WI 53024
(262) 377-2222
✔ PECOS✔ Accepts Medicare20 mi
James Lynott, MD
Dermatology
NPI 1649277658
1300 S GREEN BAY RD STE 100
Mount Pleasant, WI 53406
(262) 619-4191
✔ PECOS✔ Accepts Medicare28 mi
Michael Dreifke, MD
Dermatology
NPI 1285976209
1300 S GREEN BAY RD STE 100
Mount Pleasant, WI 53406
(262) 619-4191
✔ PECOS✔ Accepts Medicare28 mi
Sydnie Rampulla, APRN
Nurse Practitioner
NPI 1912882853
1300 S GREEN BAY RD STE 100
Mount Pleasant, WI 53406
(262) 619-4191
✔ PECOS✔ Accepts Medicare28 mi
Platina Gershtenson, MD
Dermatology
NPI 1154504017
9020 76TH ST STE E
Pleasant Prairie, WI 53158
(262) 697-8030
✔ PECOS✔ Accepts Medicare36 mi
Marjorie Yang, M.D.
Dermatology
NPI 1891990974
9020 76TH ST STE E
Pleasant Prairie, WI 53158
(262) 697-8030
✔ PECOS✔ Accepts Medicare36 mi
Olaoluwa Bode Omoleye, MD
Pathology
NPI 1073958906
7809 100TH ST
Pleasant Prairie, WI 53158
(262) 345-2358
✔ PECOS✔ Accepts Medicare39 mi
Israel Kasago, MD
Pathology
NPI 1306230503
7809 100TH ST
Pleasant Prairie, WI 53158
(262) 345-2358
✔ PECOS✔ Accepts Medicare39 mi
Reeba Prince, M.D.
Pathology
NPI 1083903058
7809 100TH ST
Pleasant Prairie, WI 53158
(262) 345-2358
✔ PECOS✔ Accepts Medicare39 mi
Eduardo Torre Valdivieso, MD
Pathology
NPI 1821674532
7809 100TH ST
Pleasant Prairie, WI 53158
(262) 345-2358
✔ PECOS✔ Accepts Medicare39 mi
Bridget Kilbride, PA-C
Physician Assistant
NPI 1225522733
109 WARREN ST STE 1
Beaver Dam, WI 53916
(920) 885-2622
✔ PECOS✔ Accepts Medicare44 mi
Tiffany Holley, DNP, RN, FNP-BC
Nurse Practitioner
NPI 1962811679
1440 N 25TH ST
Sheboygan, WI 53081
(920) 457-9100
✔ PECOS✔ Accepts Medicare52 mi
Sean Pattee, M.D.
Micrographic Dermatologic Surgery (MDS)
NPI 1891779179
1515 RANDOLPH CT
Manitowoc, WI 54220
(920) 683-5278
✔ PECOS✔ Accepts Medicare73 mi
Alaina Beimborn, APNP
Nurse Practitioner
NPI 1881306280
1620 N SHAWANO ST STE C
New London, WI 54961
(920) 982-3870
✔ PECOS✔ Accepts Medicare98 mi
See all 60 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 18

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 of Compliance 23D1014883

Forefront Dermatology, S C Dba Lakeshore · Norton Shores, MI
Active · expires Mar 26, 2028
CLIA Number23D1014883
Laboratory TypePhysician Office
Certificate Effective DateMarch 27, 2026
Certificate Expiration DateMarch 26, 2028
Laboratory DirectorJason B. Van Ittersum
Laboratory Phone(920) 663-9146
Laboratory LocationForefront Dermatology, S C Dba Lakeshore6225 Prairie Street, Norton Shores, MI 49444
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Compliance 26D2131447

Forefront Dermatology · Webster Groves, MO
Active · expires Nov 20, 2027
CLIA Number26D2131447
Laboratory TypePhysician Office
Certificate Effective DateNovember 21, 2025
Certificate Expiration DateNovember 20, 2027
Laboratory DirectorPaul Gruber
Laboratory Phone(920) 663-9146
Laboratory LocationForefront Dermatology8567 Watson Road, Suite A, Webster Groves, MO 63119
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Compliance 14D0418238

Forefront Dermatology · Berwyn, IL
Active · expires Sep 13, 2027
CLIA Number14D0418238
Laboratory TypePhysician Office
Certificate Effective DateSeptember 14, 2025
Certificate Expiration DateSeptember 13, 2027
Laboratory DirectorKatherine Mercy
Laboratory Phone(920) 663-9146
Laboratory LocationForefront Dermatology3253 S Harlem Ave - Suite 1A, Berwyn, IL 60402
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Compliance 23D2069833

Forefront Dermatology S C · Marquette, MI
Active · expires Jun 3, 2027
CLIA Number23D2069833
Laboratory TypePhysician Office
Certificate Effective DateJune 4, 2025
Certificate Expiration DateJune 3, 2027
Laboratory DirectorJohn P. Wuennenberg
Laboratory Phone(920) 663-9146
Laboratory LocationForefront Dermatology S C1007 Harbor Hills Drive Suite C, Marquette, MI 49855
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Compliance 15D2287672

Forefront Dermatology, Sc · Westfield, IN
Active · expires Apr 29, 2028
CLIA Number15D2287672
Laboratory TypePhysician Office
Certificate Effective DateApril 30, 2026
Certificate Expiration DateApril 29, 2028
Laboratory DirectorDr. Bailey E. Tayebi
Laboratory Phone(920) 663-9146
Laboratory LocationForefront Dermatology, Sc17471 Wheeler Rd Ste 114, Westfield, IN 46074
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Certificate of Compliance 10D2232915

Forefront Dermatology, Sc, Corp Dba Knight Dermatology, A Forefront Dermatology Practice · Winter Park, FL
Active · expires Apr 3, 2028
CLIA Number10D2232915
Laboratory TypePhysician Office
Certificate Effective DateApril 4, 2026
Certificate Expiration DateApril 3, 2028
Laboratory DirectorJames M. Knight
Laboratory Phone(920) 663-9146
Laboratory LocationForefront Dermatology, Sc, Corp Dba Knight Dermatology, A Forefront Dermatology Practice1901 Lee Road, Winter Park, FL 32789
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 Forefront Dermatology, S.C.'s NPI number?

The NPI number for Forefront Dermatology, S.C. is 1003356692. It was assigned to this organization in the NPPES registry on March 1, 2017.

Where is Forefront Dermatology, S.C. located?

Forefront Dermatology, S.C. is located at 17100 W North Ave Suite 200, Brookfield, WI 53005. The listed phone number is (262) 784-7820.

What is Forefront Dermatology, S.C.'s specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Forefront Dermatology, S.C. enrolled in Medicare?

Yes. Forefront Dermatology, S.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Forefront Dermatology, S.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 60 clinicians in 5 Medicare specialties reassign their Medicare billing to Forefront Dermatology, 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 Dermatology (40), Pathology (10) and Nurse Practitioner (7). Of these, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Forefront Dermatology, S.C. hold CLIA laboratory certificates?

Yes. 17 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 Forefront Dermatology, S.C. accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), Cigna HealthCare of Arizona, Inc and Cigna HealthCare of Florida, Inc. and 2 other insurers list Forefront Dermatology, 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 Forefront Dermatology, S.C. was last updated on May 21, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.