DR. MATTHEW PAUL KLICK D.O.
NPI 1689965451
Preventive Medicine - Occupational Medicine in Saint Louis, MO

NPI Status: Active since April 27, 2011

Contact Information

11700 STUDT AVE
SAINT LOUIS, MO
ZIP 63141
Phone: (314) 989-9199
Fax: (314) 989-9491

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

Individual
Male
Preventive Medicine
Occupational Medicine
Accepts Insurance

About MATTHEW KLICK

This page provides the complete NPI Profile along with additional information for Matthew Klick, a provider established in Saint Louis, Missouri with a medical specialization in Preventive Medicine, focusing in occupational medicine . The healthcare provider is registered in the NPI registry with number 1689965451 assigned on April 2011. The practitioner's primary taxonomy code is 2083X0100X with license number 2019030495 (MO). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI: 1689965451
Provider Name: DR. MATTHEW PAUL KLICK D.O.
Gender: Male
Entity Type: Individual
Location Address: 11700 STUDT AVE SAINT LOUIS, MO 63141
Location Phone: (314) 989-9199
Location Fax: (314) 989-9491
Mailing Address: 1061 HARMON AVE FORT STEWART, GA 31314
Mailing Phone: (912) 435-6965
Is Sole Proprietor?: No
Enumeration Date: 04-27-2011
Last Update Date: 09-02-2025
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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: Preventive Medicine Occupational Medicine
Taxonomy Code: 2083X0100X
Type: Allopathic & Osteopathic Physicians
License No.: 2019030495
License State: MO
Taxonomy Description: Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No.	Taxonomy Code	Type	Classification / Specialization	License No. (State)
1	2083A0100X	Allopathic & Osteopathic Physicians	Preventive Medicine Aerospace Medicine	2019030495 (MO)

Insurance Plans Accepted

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

Medica

Balance by Medica Bronze $0 Copay PCP Visits - EPO
Balance by Medica Bronze $0 Copay PCP Visits - PPO
Balance by Medica Bronze Premier - EPO
Balance by Medica Bronze Premier - PPO
Balance by Medica Expanded Bronze Standard - EPO
Balance by Medica Expanded Bronze Standard - PPO
Balance by Medica Gold $0 Copay PCP Visits - EPO
Balance by Medica Gold $0 Copay PCP Visits - PPO
Balance by Medica Gold Share - EPO
Balance by Medica Gold Share - PPO
Balance by Medica Gold Standard - EPO
Balance by Medica Gold Standard - PPO
Balance by Medica Silver $0 Copay PCP Visits - EPO
Balance by Medica Silver $0 Copay PCP Visits - PPO
Balance by Medica Silver Share - EPO
Balance by Medica Silver Share - PPO
Balance by Medica Silver Standard - EPO
Balance by Medica Silver Standard - PPO

*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 1689965451, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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 → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 18 → 1 + 8

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 10 → 1 + 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 8 → 16 → 7 9 → 18 → 9 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 6 + 9 + 1 + 8 + 6 + 1 + 0 + 4 + 1 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1

This NPI is valid

The calculated check digit is 1, which matches the last digit of 1689965451.