DR. PETER WILLIAM DOYLE PHD
NPI 1497872964
Counselor - Professional in San Antonio, TX

NPI Status: Active since March 22, 2007

Contact Information

1800 NE LOOP 410
SUITE 209
SAN ANTONIO, TX
ZIP 78217
Phone: (210) 826-0268

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  • Individual
  • Male
  • Counselor
  • Professional

About PETER DOYLE

This page provides the complete NPI Profile along with additional information for Peter Doyle, a provider established in San Antonio, Texas with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1497872964 assigned on March 2007. The practitioner's primary taxonomy code is 101YP2500X with license number 15394 (TX). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1497872964
Provider Name
DR. PETER WILLIAM DOYLE PHD
Gender
Male
Entity Type
Individual
Location Address
1800 NE LOOP 410 SUITE 209 SAN ANTONIO, TX 78217
Location Phone
(210) 826-0268
Mailing Address
270 FORREST HILL DR SAN ANTONIO, TX 78209
Mailing Phone
(210) 826-0268
Is Sole Proprietor?
Yes
Enumeration Date
03-22-2007
Last Update Date
09-11-2025
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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 Professional

Taxonomy Code
101YP2500X
Type
Behavioral Health & Social Service Providers
License No.
15394
License State
TX

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1106H00000XBehavioral Health & Social Service Providers

Marriage & Family Therapist

4887 (TX)

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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 1497872964, we treat the final digit (4) 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

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
4
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
7
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
7
Unchanged
Pos 7
2
Doubled → 4
Pos 8
9
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
4
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 9 → 18 → 9 8 → 16 → 7 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 + 4 + 1 + 8 + 7 + 1 + 6 + 7 + 4 + 9 + 1 + 2 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1497872964.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Counselor (Professional)
1800 NE LOOP 410, #216
SAN ANTONIO, TX 78217
Social Worker
1800 NE LOOP 410, SUITE 307
SAN ANTONIO, TX 78217
Counselor (Professional)
1800 NE LOOP 410, 206
SAN ANTONIO, TX 78217
Counselor (Professional)
1800 NE LOOP 410, SUITE 209
SAN ANTONIO, TX 78217
Community/Behavioral Health
1800 NE LOOP 410, SUITE 209
SAN ANTONIO, TX 78217
Counselor (Professional)
1800 NE LOOP 410, SUITE 209
SAN ANTONIO, TX 78217
Durable Medical Equipment & Medical Supplies
1800 NE LOOP 410
SAN ANTONIO, TX 78217
Durable Medical Equipment & Medical Supplies
1800 NE LOOP 410, STE 206
SAN ANTONIO, TX 78217
Counselor (Mental Health)
1800 NE LOOP 410, SUITE 209F
SAN ANTONIO, TX 78217
Nurse Practitioner (Family)
1800 NE LOOP 410
SAN ANTONIO, TX 78217

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1497872964, enumerated as an "individual" on March 22, 2007.

The provider is located at 1800 NE LOOP 410 SUITE 209 SAN ANTONIO, TX 78217 and the phone number is (210) 826-0268.

Counselor with taxonomy code 101YP2500X and a focus in Professional.