Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MADISON SHIELDS
NPI 1285318527
Counselor - Professional in Santa Rosa, CA

Active since June 14, 2023
1160 N DUTTON AVE STE 230, SANTA ROSA, CA 95401(707) 303-3243 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Jul 13, 2026, Jun 14, 2023 (2 updates tracked since 2023).

  • Individual
  • Female
  • Counselor
  • Professional

About MADISON SHIELDS

This page provides the complete NPI Profile along with additional information for Madison Shields, a provider established in Santa Rosa, California with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1285318527 assigned on June 2023. The practitioner's primary taxonomy code is 101YP2500X with license number 22186 (CA). The provider is registered as an individual and her NPI record was last updated July 2026.

NPI
1285318527
Provider Name
MADISON SHIELDS
Gender
Female
Entity Type
Individual
Location Address
1160 N DUTTON AVE STE 230 SANTA ROSA, CA 95401
Location Phone
(707) 303-3243
Mailing Address
1160 N DUTTON AVE STE 230 SANTA ROSA, CA 95401
Mailing Phone
(707) 303-3243
Is Sole Proprietor?
No
Enumeration Date
06-14-2023
Last Update Date
07-13-2026
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Location Map

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
License No.
22186
License State
CA

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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 1285318527, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 6 + 5 + 6 + 1 + 1 + 6 + 5 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1285318527.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Psychologist (Clinical)
1160 N DUTTON AVE STE 230
SANTA ROSA, CA 95401
Marriage & Family Therapist
1160 N DUTTON AVE STE 230
SANTA ROSA, CA 95401
Marriage & Family Therapist
1160 N DUTTON AVE STE 230
SANTA ROSA, CA 95401
Psychologist (Clinical)
1160 N DUTTON AVE STE 230
SANTA ROSA, CA 95401
Marriage & Family Therapist
1160 N DUTTON AVE STE 230
SANTA ROSA, CA 95401
Marriage & Family Therapist
1160 N DUTTON AVE STE 230
SANTA ROSA, CA 95401
Marriage & Family Therapist
1160 N DUTTON AVE STE 230
SANTA ROSA, CA 95401

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285318527, enumerated as an "individual" on June 14, 2023.

The provider is located at 1160 N DUTTON AVE STE 230 SANTA ROSA, CA 95401 and the phone number is (707) 303-3243.

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