MR. JOHN CARNAHAN
NPI 1962547547
Marriage & Family Therapist in Allentown, PA

NPI Status: Active since February 21, 2007

Contact Information

1259 S CEDAR CREST BLVD
SUITE 115
ALLENTOWN, PA
ZIP 18103
Phone: (610) 821-9422
Fax: (610) 820-6308

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  • Individual
  • Male
  • Marriage & Family Therapist

About JOHN CARNAHAN

This page provides the complete NPI Profile along with additional information for John Carnahan, a provider established in Allentown, Pennsylvania with a medical specialization in Marriage & Family Therapist. The healthcare provider is registered in the NPI registry with number 1962547547 assigned on February 2007. The practitioner's primary taxonomy code is 106H00000X with license number MF000371 (PA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1962547547
Provider Name
MR. JOHN CARNAHAN
Gender
Male
Entity Type
Individual
Location Address
1259 S CEDAR CREST BLVD SUITE 115 ALLENTOWN, PA 18103
Location Phone
(610) 821-9422
Location Fax
(610) 820-6308
Mailing Address
1259 S CEDAR CREST BLVD SUITE 115 ALLENTOWN, PA 18103
Mailing Phone
(610) 821-9422
Mailing Fax
(610) 820-6308
Is Sole Proprietor?
No
Enumeration Date
02-21-2007
Last Update Date
07-08-2007
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A marriage and family therapist like John Carnahan help patients manage problems with their family and other relationships. Marriage and family therapists encourage clients to discuss their emotions and experiences and, develop strategies and skills to change behavior and cope with difficult situations. Many therapists apply cognitive behavioral therapy to help patients understand harmful thoughts, feelings, and also teach patients how to replace them with positive, life-enhancing ones.

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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

Marriage & Family Therapist

Taxonomy Code
106H00000X
Type
Behavioral Health & Social Service Providers
License No.
MF000371
License State
PA
Taxonomy Description
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.

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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 1962547547, 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
9
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
2
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
5
Unchanged
Pos 9
4
Doubled → 8
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 6 → 12 → 3 5 → 10 → 1 7 → 14 → 5 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 2 + 2 + 1 + 0 + 4 + 1 + 4 + 5 + 8 + 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 1962547547.

Other Providers at the Same Location


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

Psychologist (Clinical)
1259 S CEDAR CREST BLVD, STE 325
ALLENTOWN, PA 18103
Surgery (Vascular Surgery)
1259 S CEDAR CREST BLVD, SUITE 301
ALLENTOWN, PA 18103
Dentist (Oral and Maxillofacial Surgery)
1259 S CEDAR CREST BLVD, SUITE 302
ALLENTOWN, PA 18103
Dentist (Oral and Maxillofacial Surgery)
1259 S CEDAR CREST BLVD, SUITE 302
ALLENTOWN, PA 18103
Dentist (Oral and Maxillofacial Surgery)
1259 S CEDAR CREST BLVD, SUITE 302
ALLENTOWN, PA 18103
Dermatology (Procedural Dermatology)
1259 S CEDAR CREST BLVD, STE 100
ALLENTOWN, PA 18103
Dentist (Endodontics)
1259 S CEDAR CREST BLVD, SUITE 315
ALLENTOWN, PA 18103
Surgery (Vascular Surgery)
1259 S CEDAR CREST BLVD, SUITE 301
ALLENTOWN, PA 18103
Surgery (Pediatric Surgery)
1259 S CEDAR CREST BLVD
ALLENTOWN, PA 18103
Internal Medicine
1259 S CEDAR CREST BLVD, SUITE 310
ALLENTOWN, PA 18103
Chiropractor
1259 S CEDAR CREST BLVD, SUITE 317
ALLENTOWN, PA 18103
Social Worker
1259 S CEDAR CREST BLVD, SUITE 115
ALLENTOWN, PA 18103
Surgery (Pediatric Surgery)
1259 S CEDAR CREST BLVD, SUITE 210
ALLENTOWN, PA 18103
Social Worker (Clinical)
1259 S CEDAR CREST BLVD, STE 205
ALLENTOWN, PA 18103
Counselor (Professional)
1259 S CEDAR CREST BLVD, SUITE 319
ALLENTOWN, PA 18103
Psychologist (Clinical Child & Adolescent)
1259 S CEDAR CREST BLVD, SUITE 319
ALLENTOWN, PA 18103
Urology (Pediatric Urology)
1259 S CEDAR CREST BLVD, 235
ALLENTOWN, PA 18103
Specialist
1259 S CEDAR CREST BLVD, STE. 245
ALLENTOWN, PA 18103
Psychiatry & Neurology (Neurology)
1259 S CEDAR CREST BLVD, SUITE 230
ALLENTOWN, PA 18103
Clinical Nurse Specialist (Adult Health)
1259 S CEDAR CREST BLVD, SUITE 301
ALLENTOWN, PA 18103

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1962547547, enumerated as an "individual" on February 21, 2007.

The provider is located at 1259 S CEDAR CREST BLVD SUITE 115 ALLENTOWN, PA 18103 and the phone number is (610) 821-9422.

Marriage & Family Therapist with taxonomy code 106H00000X.