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- 1330 N Superior Ave, Tomah, WI 54660
About Joan Kortbein
Joan L. Kortbein, RD is a registered dietitian / nutritionist based in Tomah, WI. Joan is a 1990 graduate of University of Wisconsin School of Medicine. According to Medicare claims data, Joan cared for 97 Medicare patients across 247 services. The services billed most often include diabetes outpatient self-management training services, individual, per 30 minutes and therapy procedure reassessment for nutrition management, each 15 minutes. The provider's National Provider Identifier (NPI) is 1245236538.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (608) 372-4111
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
1330 N SUPERIOR AVE
Tomah, WI 54660
Conditions Supported and Services
Within Registered Dietitian/Nutritionist generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Behavioral nutrition
Chronic conditions
Digestive health
- Fructose Malabsorption
- Post-Cholecystectomy Digestion Issues
- Candida Overgrowth
- Chronic diarrhea
- Gut Health Issues
- Lactose intolerance
- Swallowing difficulties
General nutrition
Hormonal & Women's Health
Liver health
Neurological
Pediatric Health
Surgical Recovery
Women's health
Most searched conditions
Allergies & Immune
Bone Health
Digestive Health
- Acid reflux
- Chronic Bloating and Gas
- Chronic pancreatitis
- Constipation
- Diverticulosis and uncomplicated diverticulitis
- Eosinophilic esophagitis
- Gallstones
- Gastroparesis
- Inflammatory bowel disease
- Small intestinal bacterial overgrowth
General Nutrition
Heart & Circulation
Immune & Allergy
Joint & Metabolic Health
Kidney Health
Kidney health
Liver & Metabolic Health
Mental & Behavioral Health
Metabolic health
Metabolic Health
Nutritional Deficiencies
Oncology
Pregnancy & Women's Health
Sports & Fitness
Procedures & services
Behavioral Counseling
Behavioral nutrition
Clinical Nutrition
- Acid Reflux Diet Protocol
- Heart-Healthy DASH Diet Coaching
- IV Nutrition Support
- Oncology Nutrition Consultation
- Tube Feeding Management
- Kidney Disease Diet Planning
- Senior Nutrition Assessment
Coaching & Education
Consultations
Diet protocols
Diet Protocols
- Anti-Inflammatory Diet Coaching
- Elimination Diet Program
- Gluten-Free Diet Transition Guidance
- Histamine Elimination Diet Coaching
- Ketogenic Diet Coaching
- Low-FODMAP Diet Consultation
- Plant-Based and Vegan Diet Coaching
- SIBO Diet Coaching
- Autoimmune Protocol Coaching
Heart health
Hormonal & Women's Health
Lifestyle Coaching
Maternal & Infant
- Gestational Diabetes Diet Coaching
- Postpartum and Breastfeeding Nutrition Consultation
- Pregnancy Nutrition Consultation
Medical diet therapy
- Dialysis Nutrition Coaching
- Post-Gallbladder Removal Diet Plan
- Swallowing Problem Pureed Diet Planning
Pediatric nutrition
Pediatric Services
- Baby-Led Weaning Consultation
- Formula and Breastmilk Fortification Guidance
- Pediatric Picky Eating Therapy
Sports & Fitness
Surgical Consultations
Testing & Assessment
- Body Composition Analysis
- Diet Diary Analysis
- Dietary Supplement Review
- DNA Diet and Nutrigenomics Testing
- Gut Microbiome Stool Test Review
- Nutrient Deficiency Testing and Review
- Continuous Glucose Monitor Coaching
- Food Sensitivity Testing
- Resting Metabolic Rate Test
Weight & Lifestyle
Women's health
Most searched procedures
Procedures Most Often Billed to Medicare
247 services · 97 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Therapy procedure reassessment for nutrition management, each 15 minutes | Treatment | 97803 |
41 | Less often than most peers in Registered Dietitian /… |
| Diabetes outpatient self-management training services, individual, per 30 minutes | Billing code | G0108 |
206 | More than most peers in Registered Dietitian /… |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other registered dietitian / nutritionists in Tomah 8
Same specialty, same city.
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1990 at University of Wisconsin School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Therapy procedure reassessment for nutrition management, each 15 minutes 7
Providers in WI who bill this service to Medicare most often.
Common questions
What is Joan L. Kortbein's specialty?
Joan L. Kortbein is a registered dietitian / nutritionist in Tomah, WI. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find Joan L. Kortbein?
Joan L. Kortbein is listed at 1330 N Superior Ave, Tomah, WI 54660. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Joan L. Kortbein?
The number on file is (608) 372-4111. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Joan L. Kortbein's NPI number?
Joan L. Kortbein's National Provider Identifier is 1245236538. 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
What is Joan L. Kortbein's education?
Joan L. Kortbein attended University of Wisconsin School of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Joan L. Kortbein been practicing?
Joan L. Kortbein has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
What is Joan L. Kortbein known for?
According to Medicare billing data, Joan L. Kortbein provides treatments such as therapy procedure reassessment for nutrition management, each 15 minutes. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Joan L. Kortbein confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Joan L. Kortbein. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.