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MARK E. NORDNESS M.D.
NPI 1457324428
Allergy & Immunology in Mukwonago, WI

Active since February 09, 2006PECOS EnrolledAccepts Medicare Assignment
240 MAPLE AVENUE, PROHEALTH CARE MEDICAL ASSOCIATES INC., MUKWONAGO, WI 53149(262) 928-1900(262) 363-1949 Get Directions Write a Review

NPPES record last updated: November 23, 2011. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mark E. Nordness M.d. NPPES

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

MARK E. NORDNESS M.D. (NPI 1457324428) is an individual allergy & immunology provider in Mukwonago, Wisconsin, licensed in Wisconsin (41406) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Medical College Of Wisconsin (1998).

NPPES Registry Identity

NPI1457324428
Entity TypeIndividualMale
Primary Taxonomy207K00000X
Provider Legal NameMARK E. NORDNESSCredential: M.D.
Location Address240 MAPLE AVENUE, PROHEALTH CARE MEDICAL ASSOCIATES INC.Mukwonago, WI 53149
Mailing AddressN17 W24100 Riverwood Drive Suite 250, Prohealth Care Medical Associates Inc.Waukesha, WI 53149 · (262) 928-4100 · Fax (262) 928-5835
Phone(262) 928-1900
Fax(262) 363-1949
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 1998
Enumeration DateFebruary 9, 2006
Last NPPES UpdateNovember 23, 2011
✔ NPI 1457324428 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAllergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207K00000X
License✔ Licensed in WI · 41406
Definition
An allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and adverse reactions to drugs, foods, and insect stings as well as immune deficiency diseases (both acquired and congenital), defects in host defense, and problems related to autoimmune disease, organ transplantation, or malignancies of the immune system.
Also ListedPediatricsTaxonomy 208000000X · License 41406-020 (WI)
240 MAPLE AVENUE, Mukwonago, WI 53149
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Other Identifiers 3

Medicare UPINH33413WI
Medicaid34064800WI
Medicare PIN683750535

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Dean Health Plan, Network Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mark E. Nordness M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID8527191675
PECOS Enrollment IDI20100727000451
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Mark Nordness reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Prohealth Medical Group Inc
9.8 mi
Family Medicine
2130 BIG BEND RD
Waukesha, WI 53189
  • Reassigned Medicare billing, Wisconsin enrollment
  • 528 clinicians in this Medicare group
NPI 1760523559 (262) 928-7555

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

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Test for allergy using allergenic extract 95004
An allergy test with allergenic extract is a diagnostic method to identify substances causing allergic reactions. Small amounts of common allergens are introduced to your body, usually through skin pricks or blood tests. Your body's response helps determine your allergies.
1,124 services36 patients
Professional service for preparation and provision of 1 or more antigens 95165
This service involves the creation and supply of antigens, substances that stimulate your immune system to fight diseases. These antigens can be used in vaccines or allergy tests to help your body build defenses against specific health threats.
407 services15 patients
Professional service for multiple injections of allergen 95117
The professional service for multiple injections of allergens involves administering small doses of specific allergens into your body. This is done to help your immune system become less sensitive to them, reducing your allergic reaction over time. It's a safe, effective way to manage allergies.
161 services16 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
103 services103 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
94 services76 patients
Test to measure expiratory airflow and volume 94010
This test, known as spirometry, assesses how well your lungs work. It measures how much air you can inhale, how much you can exhale and how quickly you can exhale. It's non-invasive and helps diagnose conditions like asthma or COPD.
24 services24 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Waukesha Memorial Hospital

Acute Care Hospitals · Waukesha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520008
Location725 American AveWaukesha, WI 53188 · Waukesha County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES

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

STEVEN C. MEISNER M.D.
Family Medicine
240 MAPLE AVENUE, PROHEALTH CARE MEDICAL ASSOCIATES, INC.
MUKWONAGO, WI 53149
Waukesha County (262) 928-1900

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 Mark Nordness's NPI number?

The NPI number for Mark Nordness is 1457324428. It was assigned to this individual provider in the NPPES registry on February 9, 2006.

Where is Mark Nordness located?

Mark Nordness practices at 240 Maple Avenue Prohealth Care Medical Associates Inc., Mukwonago, WI 53149. The listed phone number is (262) 928-1900.

What is Mark Nordness's specialty?

The primary specialty registered for this NPI is Allergy & Immunology with taxonomy code 207K00000X.

Is Mark Nordness enrolled in Medicare?

Yes. Mark Nordness is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Mark Nordness's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Nordness reassigns Medicare benefits to Prohealth Medical Group Inc (Waukesha, WI). The 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 Mark Nordness's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Nordness accept?

Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan, Network Health and UnitedHealthcare list Mark Nordness 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.

Is Mark Nordness affiliated with any hospitals?

According to CMS data, Mark Nordness is affiliated with Waukesha Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Mark Nordness was last updated on November 23, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.