Physician Profile
Karen R. Konz, DO practices allergy & immunology in Appleton, WI. Karen is a 1990 graduate of Midwestern University, Chicago College of Osteopathic Med. According to Medicare claims data, Karen cared for 58 Medicare patients across 1,031 services. The services billed most often include test for allergy using allergenic extract, professional service for preparation and provision of 1 or more antigens, and professional service for single injection of allergen.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
436B E LONGVIEW DR
Appleton, WI 54911
Within Allergy and Immunology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Allergies
Digestive
Drug allergies
Drug allergy
Emergency
Environmental
Eye
Food allergies
Immune conditions
Immunology
Lung conditions
Respiratory
Sinus
Sinus conditions
Skin
Skin conditions
Most searched procedures
Allergy treatments
Diagnostic
Infusion
Medication therapy
Medications
Preventive
Respiratory
Tests
Treatment
1,031 services · 58 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Test for allergy using allergenic extract | Treatment | 95004 |
605 | Less often than most peers in Allergy & Immunology |
| Professional service for preparation and provision of 1 or more antigens | Treatment | 95165 |
257 | Less often than most peers in Allergy & Immunology |
| Professional service for single injection of allergen | Treatment | 95115 |
139 | As often as other peers in Allergy & Immunology |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
14 | Less often than most peers in Allergy & Immunology |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
16 | Less often than most peers in Allergy & Immunology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Konz is an allergist in Appleton, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Allergy & Immunology”.
NPI registry
Dr. Konz is listed at 436B E Longview Dr, Appleton, WI 54911. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (920) 739-5213. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Dr. Konz's National Provider Identifier is 1477503670. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Dr. Konz attended Midwestern University, Chicago College of Osteopathic Med, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
Dr. Konz has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Konz provides treatments such as test for allergy using allergenic extract and professional service for preparation and provision of 1 or more antigens, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Konz. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.