ALLISON KLINGER LAPC
NPI 1821926338
Counselor - Mental Health in Reading, PA

NPI Status: Active since May 13, 2026

Contact Information

645 PENN ST FL 2
READING, PA
ZIP 19601
Phone: (610) 373-4281
Fax: (610) 373-3779

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  • Individual
  • Female
  • Counselor
  • Mental Health

About ALLISON KLINGER

This page provides the complete NPI Profile along with additional information for Allison Klinger, a provider established in Reading, Pennsylvania with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1821926338 assigned on May 2026. The practitioner's primary taxonomy code is 101YM0800X with license number APC000538 (PA). The provider is registered as an individual and her NPI record was last updated May 2026.

NPI
1821926338
Provider Name
ALLISON KLINGER LAPC
Gender
Female
Entity Type
Individual
Location Address
645 PENN ST FL 2 READING, PA 19601
Location Phone
(610) 373-4281
Location Fax
(610) 373-3779
Mailing Address
645 PENN ST FL 2 READING, PA 19601
Mailing Phone
(610) 373-4281
Mailing Fax
(610) 373-3779
Is Sole Proprietor?
No
Enumeration Date
05-13-2026
Last Update Date
05-13-2026
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A mental health counselor like Allison Klinger 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.

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 Mental Health

Taxonomy Code
101YM0800X
Type
Behavioral Health & Social Service Providers
License No.
APC000538
License State
PA

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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 1821926338, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
2
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
3
Unchanged
Pos 9
3
Doubled → 6
Check
8
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 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 + 8 + 4 + 1 + 1 + 8 + 2 + 1 + 2 + 3 + 6 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1821926338.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor (Mental Health)
645 PENN ST FL 2, 2ND FLOOR
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor (Professional)
645 PENN ST FL 2
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor (Mental Health)
645 PENN ST FL 2
READING, PA 19601
Community/Behavioral Health
645 PENN ST FL 2
READING, PA 19601
Social Worker
645 PENN ST FL 2
READING, PA 19601
Counselor (Professional)
645 PENN ST FL 2
READING, PA 19601
Counselor (Mental Health)
645 PENN ST FL 2
READING, PA 19601
Counselor (Mental Health)
645 PENN ST FL 2
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Counselor
645 PENN ST FL 2
READING, PA 19601
Clinic/Center (Community Health)
645 PENN ST FL 2
READING, PA 19601
Social Worker
645 PENN ST FL 2
READING, PA 19601
Registered Nurse (Psychiatric/Mental Health)
645 PENN ST FL 2
READING, PA 19601

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821926338, enumerated as an "individual" on May 13, 2026.

The provider is located at 645 PENN ST FL 2 READING, PA 19601 and the phone number is (610) 373-4281.

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