LIVINGSTON FOOT AND ANKLE INSTITUTE PLLC
NPI 1548716939
Podiatrist - Foot & Ankle Surgery in Howell, MI

NPI Status: Active since August 26, 2016

Contact Information

4330 E GRAND RIVER AVE
HOWELL, MI
ZIP 48843
Phone: (810) 599-9668

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  • Organization
  • Podiatrist
  • Foot & Ankle Surgery
  • CLIA Number: 23D1098300
  • CLIA Cert. Type: Other - COUNTY JAIL
  • CLIA Exp. Date: 07-09-2026

About LIVINGSTON FOOT AND ANKLE INSTITUTE PLLC

This page provides the complete NPI Profile along with additional information for Livingston Foot And Ankle Institute Pllc, a provider established in Howell, Michigan operating as a Podiatrist, focusing in foot & ankle surgery . The healthcare provider is registered in the NPI registry with number 1548716939 assigned on August 2016. The practitioner's primary taxonomy code is 213ES0103X with license number 5901002458 (MI). The provider is registered as an organization and their NPI record was last updated 10 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Douglas Stoinski Dpm (Owner)

NPI
1548716939
Provider Name
LIVINGSTON FOOT AND ANKLE INSTITUTE PLLC
Entity Type
Organization
Location Address
4330 E GRAND RIVER AVE HOWELL, MI 48843
Location Phone
(810) 599-9668
Mailing Address
4330 E GRAND RIVER AVE HOWELL, MI 48843
Mailing Phone
(810) 599-9668
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-26-2016
Last Update Date
08-26-2016
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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

Podiatrist Foot & Ankle Surgery

Taxonomy Code
213ES0103X
Type
Podiatric Medicine & Surgery Service Providers
License No.
5901002458
License State
MI

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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

DOUGLAS STOINSKI DPM

Authorized Official Title
OWNER
Authorized Official Phone
(810) 599-9668

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
23D1098300
Facility Type
Other - COUNTY JAIL
Certificate Effective Date
July 10, 2024
Certificate Expiration Date
July 09, 2026
Laboratory Director
MICHAEL J. MURPHY
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Livingston Foot And Ankle Institute Pllc to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1548716939, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
4
Doubled → 8
Pos 4
8
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
1
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
3
Doubled → 6
Check
9
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 4 → 8 7 → 14 → 5 6 → 12 → 3 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 8 + 8 + 1 + 4 + 1 + 1 + 2 + 9 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1548716939.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Chiropractor
4330 E GRAND RIVER AVE
HOWELL, MI 48843
Podiatrist
4330 E GRAND RIVER AVE
HOWELL, MI 48843
Podiatrist
4330 E GRAND RIVER AVE
HOWELL, MI 48843
Podiatrist (Foot & Ankle Surgery)
4330 E GRAND RIVER AVE
HOWELL, MI 48843

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1548716939, enumerated as an "organization" on August 26, 2016.

The provider is located at 4330 E GRAND RIVER AVE HOWELL, MI 48843 and the phone number is (810) 599-9668.

Podiatrist with taxonomy code 213ES0103X and a focus in Foot & Ankle Surgery.