JOSHUA WILLIAM DOYLE PLPC
NPI 1639025323
Counselor - Professional in Saint Louis, MO

NPI Status: Active since March 06, 2026

Contact Information

1001 LYNCH ST
SAINT LOUIS, MO
ZIP 63118
Phone: (314) 535-5600

NPI Profile Information
Primary Taxonomy
Secondary Locations
NPI Validation
Other Providers Same Location
Frequently Asked Questions

Individual
Male
Counselor
Professional

About JOSHUA DOYLE

This page provides the complete NPI Profile along with additional information for Joshua Doyle, a provider established in Saint Louis, Missouri with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1639025323 assigned on March 2026. The practitioner's primary taxonomy code is 101YP2500X with license number 2026007873 (MO). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI: 1639025323
Provider Name: JOSHUA WILLIAM DOYLE PLPC
Gender: Male
Entity Type: Individual
Location Address: 1001 LYNCH ST SAINT LOUIS, MO 63118
Location Phone: (314) 535-5600
Mailing Address: 2885 W BATTLEFIELD ST SPRINGFIELD, MO 65807
Mailing Phone: (417) 761-5214
Is Sole Proprietor?: No
Enumeration Date: 03-06-2026
Last Update Date: 03-06-2026
Code Navigator

Location Map

Secondary Locations

10024 Office Center Ave Ste 100
Saint Louis, MO 63128
(314) 729-7050

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.: 2026007873
License State: MO

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 1639025323, we treat the final digit (3) 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 57. The final step is to find the difference between that total and the next multiple of ten (60 - 57 = 3).

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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 0

Pos 6

Unchanged

Pos 7

Doubled → 10 → 1 + 0

Pos 8

Unchanged

Pos 9

Doubled → 4

Check

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 0 → 0 5 → 10 → 1 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 6 + 9 + 0 + 2 + 1 + 0 + 3 + 4 + 24 = 57

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

The next multiple of ten after 57 is 60. The difference is the calculated check digit.

60 - 57 = 3

This NPI is valid

The calculated check digit is 3, which matches the last digit of 1639025323.