DR. MARTIN BRENNEMAN PHARMD
NPI 1891655049
Pharmacist - Infectious Diseases in Elizabethtown, KY

NPI Status: Active since November 12, 2025

Contact Information

913 N DIXIE AVE
ELIZABETHTOWN, KY
ZIP 42701
Phone: (270) 979-4239

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

Individual
Male
Pharmacist
Infectious Diseases

About MARTIN BRENNEMAN

This page provides the complete NPI Profile along with additional information for Martin Brenneman, a provider established in Elizabethtown, Kentucky with a medical specialization in Pharmacist, focusing in infectious diseases . The healthcare provider is registered in the NPI registry with number 1891655049 assigned on November 2025. The practitioner's primary taxonomy code is 1835I0206X with license number 021475 (KY). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1891655049
Provider Name: DR. MARTIN BRENNEMAN PHARMD
Gender: Male
Entity Type: Individual
Location Address: 913 N DIXIE AVE ELIZABETHTOWN, KY 42701
Location Phone: (270) 979-4239
Mailing Address: 913 N DIXIE AVE ELIZABETHTOWN, KY 42701
Is Sole Proprietor?: Yes
Enumeration Date: 11-12-2025
Last Update Date: 11-12-2025
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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: Pharmacist Infectious Diseases
Taxonomy Code: 1835I0206X
Type: Pharmacy Service Providers
License No.: 021475
License State: KY
Taxonomy Description: A licensed pharmacist who has demonstrated specialized knowledge and skill in the use of microbiology and pharmacology to develop, implement, and monitor drug regimens that incorporate antimicrobials to optimize therapy for patients.

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 1891655049, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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 → 18 → 1 + 8

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 8

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 9 → 18 → 9 6 → 12 → 3 5 → 10 → 1 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 2 + 5 + 1 + 0 + 0 + 8 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9

This NPI is valid

The calculated check digit is 9, which matches the last digit of 1891655049.