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PROHEALTH MEDICAL GROUP INC
NPI 1114068970
Internal Medicine in Muskego, WI

Active since February 12, 2007CLIA 52D0389582 · Microscopy
S69W15636 JANESVILLE RD, MUSKEGO, WI 53150(262) 928-7000(414) 422-2075 Get Directions Write a Review

NPPES record last updated: May 23, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 23, 2022, Sep 8, 2021 (2 updates tracked since 2021).

About Prohealth Medical Group Inc NPPES

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

PROHEALTH MEDICAL GROUP INC (NPI 1114068970) is a healthcare organization registered as an internal medicine in Muskego, Wisconsin and active in the NPI registry since February 2007. The organization holds a CLIA Microscopy certificate valid through February 9, 2028 and lists Peter Geiss, Md, President, as its authorized official.

NPPES Registry Identity

NPI1114068970
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NamePROHEALTH MEDICAL GROUP INC
Location AddressS69W15636 JANESVILLE RDMuskego, WI 53150-9330
Mailing AddressN17w24100 Riverwood Dr, Suite 250Waukesha, WI 53188-1177 · (262) 928-4100 · Fax (262) 928-5835
Phone(262) 928-7000
Fax(414) 422-2075
Organization SubpartYes
Authorized OfficialPeter Geiss, MdPresident · (262) 928-8669
Enumeration DateFebruary 12, 2007
Last NPPES UpdateMay 23, 20222 updates tracked since enumeration
NPPES CertifiedMay 23, 2022
✔ NPI 1114068970 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedFamily MedicineTaxonomy 207Q00000X
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X
Also ListedPediatricsTaxonomy 208000000X
S69W15636 JANESVILLE RD, Muskego, WI 53150
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Other Identifiers 2

Other0505180004WI · Dme
Medicaid32819000WI

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

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) 52D0389582

Prohealth Medical Group, Inc - Muskego · Muskego, WI
Active · expires Feb 9, 2028
CLIA Number52D0389582
Laboratory TypePhysician Office
Certificate Effective DateFebruary 10, 2026
Certificate Expiration DateFebruary 9, 2028
Laboratory DirectorDaniel Cheng, MD
Laboratory Phone(262) 513-7000
Laboratory LocationProhealth Medical Group, Inc - MuskegoS69 W15636 Janesville Rd, Muskego, WI 53150
CLIA data matches this NPI record on: Name
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.

Other Providers at the Same Location NPPES 10

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOHN E. DYER M.D.
Pediatrics
S69W15636 JANESVILLE RD, PROHEALTH CARE MEDICAL ASSOCIATES INC
MUSKEGO, WI 53150
Waukesha County (262) 928-7000
KRISTEN M BOYD PA
Physician Assistant (Medical)
S69W15636 JANESVILLE RD
MUSKEGO, WI 53150
Waukesha County (262) 928-7000
HEARING CENTER, INC.
Hearing Aid Equipment
S69W15636 JANESVILLE RD
MUSKEGO, WI 53150
Waukesha County (414) 258-9428
ALLIANCE ENT & HEARING CENTER, S.C.
Clinic/Center (Medical Specialty)
S69W15636 JANESVILLE RD
MUSKEGO, WI 53150
Waukesha County (414) 727-0910
MS. LAURIE ANN WHORLEY APNP
Nurse Practitioner
S69W15636 JANESVILLE RD
MUSKEGO, WI 53150
Waukesha County (262) 928-7000
KYLE J OLSON PT
Physical Therapist
S69W15636 JANESVILLE RD
MUSKEGO, WI 53150
Waukesha County (262) 446-9488
JOY BERGER ZGANJAR
Nurse Practitioner (Family)
S69W15636 JANESVILLE RD
MUSKEGO, WI 53150
Waukesha County (262) 928-7000
JENA RUTHERFORD
Social Worker (Clinical)
S69W15636 JANESVILLE RD
MUSKEGO, WI 53150
Waukesha County (262) 928-7000

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 Prohealth Medical Group Inc's NPI number?

The NPI number for Prohealth Medical Group Inc is 1114068970. It was assigned to this organization in the NPPES registry on February 12, 2007.

Where is Prohealth Medical Group Inc located?

Prohealth Medical Group Inc is located at S69w15636 Janesville Rd, Muskego, WI 53150. The listed phone number is (262) 928-7000.

What is Prohealth Medical Group Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Does Prohealth Medical Group Inc hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 52D0389582) is associated with this NPI, valid through February 9, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Prohealth Medical Group Inc was last updated on May 23, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.