MACOMB COUNTY HEALTH DEPARTMENT
NPI 1912191685
Clinic/Center - Dental in Warren, MI

NPI Status: Active since September 05, 2007

Contact Information

27690 VAN DYKE AVE
WARREN, MI
ZIP 48093
Phone: (586) 465-9152
Fax: (586) 573-2378

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  • Organization
  • Clinic/Center
  • Dental
  • CLIA Number: 23D2029007
  • CLIA Cert. Type: Public Health Laboratories
  • CLIA Exp. Date: 08-29-2027

About MACOMB COUNTY HEALTH DEPARTMENT

This page provides the complete NPI Profile along with additional information for Macomb County Health Department, a provider established in Warren, Michigan operating as a Clinic/center, focusing in dental . The healthcare provider is registered in the NPI registry with number 1912191685 assigned on September 2007. The practitioner's primary taxonomy code is 261QD0000X. The provider is registered as an organization and their NPI record was last updated 19 years ago. The authorized official of this NPI record is Mr. Thomas J. Kalkofen Iv M.p.h. (Director/health Officer)

NPI
1912191685
Provider Name
MACOMB COUNTY HEALTH DEPARTMENT
Entity Type
Organization
Location Address
27690 VAN DYKE AVE WARREN, MI 48093
Location Phone
(586) 465-9152
Location Fax
(586) 573-2378
Mailing Address
43525 ELIZABETH RD MOUNT CLEMENS, MI 48043
Mailing Phone
(586) 469-5235
Mailing Fax
(586) 573-2378
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-05-2007
Last Update Date
10-27-2007
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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

Clinic/Center Dental

Taxonomy Code
261QD0000X
Type
Ambulatory Health Care Facilities

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)
1251K00000XAgencies

Public Health or Welfare

 

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MR. THOMAS J. KALKOFEN IV M.P.H.

Authorized Official Title
DIRECTOR/HEALTH OFFICER
Authorized Official Phone
(586) 469-5512

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
23D2029007
Facility Type
Public Health Laboratories
Certificate Effective Date
August 30, 2025
Certificate Expiration Date
August 29, 2027
Laboratory Director
KEVIN P. LOKAR
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to Macomb County Health Department in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate complexity testing.

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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 1912191685, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).

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
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
1
Doubled → 2
Pos 4
2
Unchanged
Pos 5
1
Doubled → 2
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
5
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 1 → 2 1 → 2 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 + 2 + 2 + 2 + 9 + 2 + 6 + 1 + 6 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1912191685.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Dental Hygienist
27690 VAN DYKE AVE
WARREN, MI 48093
Dental Hygienist
27690 VAN DYKE AVE
WARREN, MI 48093

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1912191685, enumerated as an "organization" on September 05, 2007.

The provider is located at 27690 VAN DYKE AVE WARREN, MI 48093 and the phone number is (586) 465-9152.

Clinic/Center with taxonomy code 261QD0000X and a focus in Dental.