MRS. WENDY R HAHN MS, RD, CD
NPI 1205299104
Dietitian, Registered in Madison, WI

NPI Status: Active since March 30, 2016

Contact Information

3209 DRYDEN DR
MADISON, WI
ZIP 53704
Phone: (608) 241-9020

NPI Profile Information
Primary Taxonomy
Insurance Plans Accepted
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Female
Dietitian, Registered
Accepts Insurance

About WENDY HAHN

This page provides the complete NPI Profile along with additional information for Wendy Hahn, a provider established in Madison, Wisconsin with a medical specialization in Dietitian, Registered. The healthcare provider is registered in the NPI registry with number 1205299104 assigned on March 2016. The practitioner's primary taxonomy code is 133V00000X with license number 1649-29 (WI). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI: 1205299104
Provider Name: MRS. WENDY R HAHN MS, RD, CD
Gender: Female
Entity Type: Individual
Location Address: 3209 DRYDEN DR MADISON, WI 53704
Location Phone: (608) 241-9020
Mailing Address: 7974 UW HEALTH CT MIDDLETON, WI 53562
Is Sole Proprietor?: Yes
Enumeration Date: 03-30-2016
Last Update Date: 06-17-2025
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification: Dietitian, Registered
Taxonomy Code: 133V00000X
Type: Dietary & Nutritional Service Providers
License No.: 1649-29
License State: WI
Taxonomy Description: A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Anthem Blue Cross and Blue Shield

Anthem Bronze Pathway/Lean 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) - HMO
Anthem Bronze Pathway/Lean HSA (+ Incentives) - HMO
Anthem Bronze Pathway/Lean Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
Anthem Bronze Preferred/Broad 5000 (3 Free PCP Visits + $0 Select Drugs + Incentives) - POS
Anthem Bronze Preferred/Broad HSA (+ Incentives) - POS
Anthem Bronze Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
Anthem Gold Pathway/Lean 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
Anthem Gold Pathway/Lean Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
Anthem Gold Preferred/Broad 1000 ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
Anthem Gold Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
Anthem Heart Healthy Bronze Pathway/Lean 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) - HMO
Anthem Heart Healthy Bronze Preferred/Broad 0 Med Ded ($0 Virtual PCP+$0 Select Drugs+Incentives) - POS
Anthem Silver Pathway/Lean 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) - HMO
Anthem Silver Pathway/Lean 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
Anthem Silver Pathway/Lean Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - HMO
Anthem Silver Preferred/Broad 4000 ($0 PCP Visits + $0 Select Drugs + Incentives) - POS
Anthem Silver Preferred/Broad 5500 ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS
Anthem Silver Preferred/Broad Standard ($0 Virtual PCP + $0 Select Drugs + Incentives) - POS

Group Health Cooperative-SCW

Better Together HMO Bronze 6500 Ded/8750 MOOP HSA - HMO
Better Together HMO Bronze 7500 Ded/10000 MOOP HSA - HMO
Better Together HMO Bronze No Medical Ded/10600 MOOP HSA - HMO
Better Together HMO Gold 1500 Ded/8000 MOOP with Vision - HMO
Better Together HMO Gold 2000 Ded/8200 MOOP - HMO
Better Together HMO Gold 4000 Ded/4000 MOOP HSA - HMO
Better Together HMO Platinum 750 Ded/2000 MOOP with Vision - HMO
Better Together HMO Platinum No Ded/3300 MOOP - HMO
Better Together HMO Platinum No Ded/5200 MOOP - HMO
Better Together HMO Silver 5500 Ded/8500 MOOP with Vision - HMO
Better Together HMO Silver 5975 Ded/5975 MOOP HSA - HMO
Better Together HMO Silver 6000 Ded/8900 MOOP - HMO
Partners HMO Bronze 10600 Ded/10600 MOOP HSA - HMO
Partners HMO Bronze 6000 Ded/10600 MOOP HSA - HMO
Partners HMO Bronze 7500 Ded/10000 MOOP HSA - HMO
Partners HMO Gold 1500 Ded/8000 MOOP with Vision - HMO
Partners HMO Gold 2000 Ded/8200 MOOP - HMO
Partners HMO Gold 4000 Ded/4000 MOOP HSA - HMO
Partners HMO Silver 5500 Ded/8500 MOOP with Vision - HMO
Partners HMO Silver 5975 Ded/5975 MOOP HSA - HMO

Security Health Plan

Enrich $2,000 - 25% - HMO
Enrich $3,500 - 30% - HMO
Enrich $4,000 - 50% - HMO
Enrich $5,000 HDHP - HMO
Enrich $6,000 - 40% - HMO
Enrich $7,500 - HMO
Enrich $7,500 HDHP - HMO
Enrich $9,500 - HMO
Enrich Protection - HMO
Premier $2,000 - 25% - HMO
Premier $3,500 - 30% - HMO
Premier $4,000 - 50% - HMO
Premier $5,000 HDHP - HMO
Premier $6,000 - 40% - HMO
Premier $7,500 - HMO
Premier $7,500 HDHP - HMO
Enrich $1,500 - 30% - HMO
Enrich $2,500 - 20% Copay - HMO
Enrich $3,400 - 30% HDHP - HMO
Enrich $3,500 HDHP - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1205299104, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 0

Pos 4

Unchanged

Pos 5

Doubled → 4

Pos 6

Unchanged

Pos 7

Doubled → 18 → 1 + 8

Pos 8

Unchanged

Pos 9

Doubled → 0

Check

Target digit

Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 0 → 0 2 → 4 9 → 18 → 9 0 → 0

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 0 + 5 + 4 + 9 + 1 + 8 + 1 + 0 + 24 = 56

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4

This NPI is valid

The calculated check digit is 4, which matches the last digit of 1205299104.