GREYCI ADALBERYS FERGUSON
NPI 1679417182
Interpreter in Mattawan, MI

NPI Status: Active since April 15, 2026

Contact Information

5119 S VANKAL ST
MATTAWAN, MI
ZIP 49071
Phone: (906) 430-7210

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  • Individual
  • Female
  • Interpreter

About GREYCI FERGUSON

This page provides the complete NPI Profile along with additional information for Greyci Ferguson, a provider established in Mattawan, Michigan with a medical specialization in Interpreter. The healthcare provider is registered in the NPI registry with number 1679417182 assigned on April 2026. The practitioner's primary taxonomy code is 171R00000X. The provider is registered as an individual and her NPI record was last updated April 2026.

NPI
1679417182
Provider Name
GREYCI ADALBERYS FERGUSON
Gender
Female
Entity Type
Individual
Location Address
5119 S VANKAL ST MATTAWAN, MI 49071
Location Phone
(906) 430-7210
Mailing Address
5119 S VANKAL ST MATTAWAN, MI 49071
Mailing Phone
(906) 430-7210
Is Sole Proprietor?
Yes
Enumeration Date
04-15-2026
Last Update Date
04-15-2026
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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

Interpreter

Taxonomy Code
171R00000X
Type
Other Service Providers
Taxonomy Description
An Interpreter is a person who translates oral communication between two or more people. This includes translating from one language to another or interpreting sign language. An interpreter is necessary for medical care when the patient does not speak the language of the health care provider or when the patient has a disability involving spoken language.

Insurance Plans Accepted

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

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

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
236MEDICAID (05)DC 

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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 1679417182, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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
6
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
1
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
2
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 7 → 14 → 5 4 → 8 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 4 + 9 + 8 + 1 + 1 + 4 + 1 + 1 + 6 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1679417182.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1679417182, enumerated as an "individual" on April 15, 2026.

The provider is located at 5119 S VANKAL ST MATTAWAN, MI 49071 and the phone number is (906) 430-7210.

Interpreter with taxonomy code 171R00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.