DAVID L HAHN MD
NPI 1922051788
Family Medicine in Madison, WI

NPI Status: Active since May 19, 2006

Contact Information

1821 S STOUGHTON RD
DEAN MEDICAL CENTER
MADISON, WI
ZIP 53716
Phone: (608) 260-6000
Fax: (608) 260-6939

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

Individual
Male
Family Medicine

About DAVID HAHN

This page provides the complete NPI Profile along with additional information for David Hahn, a primary care provider established in Madison, Wisconsin with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1922051788 assigned on May 2006. The practitioner's primary taxonomy code is 207Q00000X with license number 18815-020 (WI). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI: 1922051788
Provider Name: DAVID L HAHN MD
Gender: Male
Entity Type: Individual
Location Address: 1821 S STOUGHTON RD DEAN MEDICAL CENTER MADISON, WI 53716
Location Phone: (608) 260-6000
Location Fax: (608) 260-6939
Mailing Address: 1821 S STOUGHTON RD DEAN MEDICAL CENTER MADISON, WI 53716
Mailing Phone: (608) 260-6000
Mailing Fax: (608) 260-6939
Is Sole Proprietor?: No
Enumeration Date: 05-19-2006
Last Update Date: 05-08-2008
Code Navigator

A primary care provider (PCP) like David Hahn sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

Location Map

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: Family Medicine
Taxonomy Code: 207Q00000X
Type: Allopathic & Osteopathic Physicians
License No.: 18815-020
License State: WI
Taxonomy Description: Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Insurance Plans Accepted

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

Medicare

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Medicaid

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

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

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier	Type / Code	Identifier State	Identifier Issuer
A44644	MEDICARE UPIN (02)
261	OTHER (01)	WI	DEAN HEALTH INSURANCE
003274150	MEDICARE PIN (08)	WI
31013200	MEDICAID (05)	WI
080052301	MEDICARE PIN (08)	WI

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 1922051788, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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 → 4

Pos 4

Unchanged

Pos 5

Doubled → 0

Pos 6

Unchanged

Pos 7

Doubled → 2

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 6

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 2 → 4 0 → 0 1 → 2 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 4 + 2 + 0 + 5 + 2 + 7 + 1 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8

This NPI is valid

The calculated check digit is 8, which matches the last digit of 1922051788.