PETRA HARRIS MS
NPI 1528952660
Counselor - Mental Health in Hinsdale, IL

NPI Status: Active since June 04, 2025

Contact Information

522 W CHESTNUT ST STE 2A
HINSDALE, IL
ZIP 60521
Phone: (773) 217-9117

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  • Individual
  • Female
  • Counselor
  • Mental Health

About PETRA HARRIS

This page provides the complete NPI Profile along with additional information for Petra Harris, a provider established in Hinsdale, Illinois with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1528952660 assigned on June 2025. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1528952660
Provider Name
PETRA HARRIS MS
Gender
Female
Entity Type
Individual
Location Address
522 W CHESTNUT ST STE 2A HINSDALE, IL 60521
Location Phone
(773) 217-9117
Mailing Address
522 W CHESTNUT ST STE 2A HINSDALE, IL 60521
Mailing Phone
(630) 200-3212
Is Sole Proprietor?
No
Enumeration Date
06-04-2025
Last Update Date
06-13-2025
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A mental health counselor like Petra Harris provides treatment to individuals, families, couples, and groups for mental and emotional health issues and relationship problems. Mental health counselors treat clients with a variety of conditions, including anxiety, depression, grief, low self-esteem, stress, and suicidal impulses.

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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 Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers

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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 1528952660, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
2
Doubled → 4
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
5
Unchanged
Pos 7
2
Doubled → 4
Pos 8
6
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
0
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 2 → 4 9 → 18 → 9 2 → 4 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 4 + 8 + 1 + 8 + 5 + 4 + 6 + 1 + 2 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1528952660.

Other Providers at the Same Location


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

Social Worker (Clinical)
522 W CHESTNUT ST STE 2A
HINSDALE, IL 60521
Social Worker
522 W CHESTNUT ST STE 2A
HINSDALE, IL 60521
Counselor
522 W CHESTNUT ST STE 2A
HINSDALE, IL 60521
Counselor (Mental Health)
522 W CHESTNUT ST STE 2A
HINSDALE, IL 60521

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1528952660, enumerated as an "individual" on June 04, 2025.

The provider is located at 522 W CHESTNUT ST STE 2A HINSDALE, IL 60521 and the phone number is (773) 217-9117.

Counselor with taxonomy code 101YM0800X and a focus in Mental Health.