SYDNEY TAYLOR ANHALT LLPC
NPI 1871358689
Counselor - Professional in Grand Haven, MI

NPI Status: Active since February 20, 2024

Contact Information

12511 152ND AVE
GRAND HAVEN, MI
ZIP 49417
Phone: (616) 844-0906
Fax: (231) 724-4188

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  • Individual
  • Female
  • Counselor
  • Professional
  • Accepts Insurance

About SYDNEY ANHALT

This page provides the complete NPI Profile along with additional information for Sydney Anhalt, a provider established in Grand Haven, Michigan with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1871358689 assigned on February 2024. The practitioner's primary taxonomy code is 101YP2500X. The provider is registered as an individual and her NPI record was last updated June 2026.

NPI
1871358689
Provider Name
SYDNEY TAYLOR ANHALT LLPC
Gender
Female
Entity Type
Individual
Location Address
12511 152ND AVE GRAND HAVEN, MI 49417
Location Phone
(616) 844-0906
Location Fax
(231) 724-4188
Mailing Address
12511 152ND AVE GRAND HAVEN, MI 49417
Mailing Phone
(616) 844-0906
Mailing Fax
(231) 724-4188
Is Sole Proprietor?
No
Enumeration Date
02-20-2024
Last Update Date
06-03-2026
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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

Counselor Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers

Insurance Plans Accepted

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

  • MHP Bronze - HMO
  • MHP Bronze Saver (Expanded) - HMO
  • MHP Expanded Bronze Standard - HMO
  • MHP Gold - HMO
  • MHP Gold Standard - HMO
  • MHP Silver Exchange - HMO
  • MHP Silver Exchange Rewards - HMO
  • MHP Silver Standard - HMO
  • MHP Young Adult/Catastrophic - HMO

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

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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 1871358689, 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
8
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
1
Unchanged
Pos 5
3
Doubled → 6
Pos 6
5
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
6
Unchanged
Pos 9
8
Doubled → 16 → 1 + 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 7 → 14 → 5 3 → 6 8 → 16 → 7 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 4 + 1 + 6 + 5 + 1 + 6 + 6 + 1 + 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 1871358689.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Social Worker (Clinical)
12511 152ND AVE
GRAND HAVEN, MI 49417
Social Worker (Clinical)
12511 152ND AVE
GRAND HAVEN, MI 49417
Counselor
12511 152ND AVE
GRAND HAVEN, MI 49417

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1871358689, enumerated as an "individual" on February 20, 2024.

The provider is located at 12511 152ND AVE GRAND HAVEN, MI 49417 and the phone number is (616) 844-0906.

Counselor with taxonomy code 101YP2500X and a focus in Professional.

The provider might be accepting Accepts: McLaren Health Plan Community. Please consult your insurance carrier or call the provider to verify.