DR. CRAIG FIELD PHD, MPH
NPI 1831535459
Psychologist - Addiction (Substance Use Disorder) in Austin, TX

NPI Status: Active since May 22, 2013

Contact Information

325 PALO ALTO WAY
AUSTIN, TX
ZIP 78732
Phone: (512) 968-5880

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  • Individual
  • Male
  • Psychologist
  • Addiction (Substance Use Disorder)

About CRAIG FIELD

This page provides the complete NPI Profile along with additional information for Craig Field, a provider established in Austin, Texas with a medical specialization in Psychologist, focusing in addiction (substance use disorder) . The healthcare provider is registered in the NPI registry with number 1831535459 assigned on May 2013. The practitioner's primary taxonomy code is 103TA0400X with license number 31272 (TX). The provider is registered as an individual and his NPI record was last updated 13 years ago.

NPI
1831535459
Provider Name
DR. CRAIG FIELD PHD, MPH
Gender
Male
Entity Type
Individual
Location Address
325 PALO ALTO WAY AUSTIN, TX 78732
Location Phone
(512) 968-5880
Mailing Address
325 PALO ALTO WAY AUSTIN, TX 78732
Mailing Phone
(512) 968-5880
Is Sole Proprietor?
Yes
Enumeration Date
05-22-2013
Last Update Date
05-22-2013
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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

Psychologist Addiction (Substance Use Disorder)

Taxonomy Code
103TA0400X
Type
Behavioral Health & Social Service Providers
License No.
31272
License State
TX
Taxonomy Description
A psychologist with a proficiency that involves the application of psychological treatment of addiction stemming from the use of alcohol and other psychoactive substances (e.g., nicotine, marijuana, cocaine, heroin) or behavioral addictions (e.g., gambling) with the aim of cessation or reduction of use and/or the amelioration of emotional, behavioral, interpersonal and other problems arising from the addictive behavior.

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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 1831535459, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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
3
Doubled → 6
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
9
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 3 → 6 5 → 10 → 1 5 → 10 → 1 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 6 + 1 + 1 + 0 + 3 + 1 + 0 + 4 + 1 + 0 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1831535459.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1831535459, enumerated as an "individual" on May 22, 2013.

The provider is located at 325 PALO ALTO WAY AUSTIN, TX 78732 and the phone number is (512) 968-5880.

Psychologist with taxonomy code 103TA0400X and a focus in Addiction (Substance Use Disorder).