MR. WILLIAM PATRICK CALLAHAN
NPI 1194292318
Counselor - Mental Health in Orange, CA
NPI Status: Active since October 25, 2018
Contact Information
1855 W KATELLA AVE STE 150
ORANGE, CA
ZIP 92867
Phone: (714) 399-3480
Fax: (714) 399-3481
- Individual
- Male
- Counselor
- Mental Health
About WILLIAM CALLAHAN
This page provides the complete NPI Profile along with additional information for William Callahan, a provider established in Orange, California with a medical specialization in Counselor, focusing in mental health . The healthcare provider is registered in the NPI registry with number 1194292318 assigned on October 2018. The practitioner's primary taxonomy code is 101YM0800X. The provider is registered as an individual and his NPI record was last updated 4 years ago.
- NPI
- 1194292318
- Provider Name
- MR. WILLIAM PATRICK CALLAHAN
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1855 W KATELLA AVE STE 150 ORANGE, CA 92867
- Location Phone
- (714) 399-3480
- Location Fax
- (714) 399-3481
- Mailing Address
- 1646 CABRILLO AVE # 203 TORRANCE, CA 90501
- Mailing Phone
- (310) 227-4885
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-25-2018
- Last Update Date
- 02-03-2022
- Code Navigator
A mental health counselor like William Callahan 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 State
- CA
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| 913744300F | OTHER (01) | CA | MEDI-CAL |
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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 1194292318, 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
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.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
ORANGE, CA 92867
ORANGE, CA 92867
ORANGE, CA 92867
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1194292318, enumerated as an "individual" on October 25, 2018.
The provider is located at 1855 W KATELLA AVE STE 150 ORANGE, CA 92867 and the phone number is (714) 399-3480.
Counselor with taxonomy code 101YM0800X and a focus in Mental Health.
The provider might be accepting Accepts: California Medicaid, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
