BRIAN LILLIE
NPI 1902723323
Counselor - Professional in Saint Louis, MO

NPI Status: Active since July 06, 2026

Contact Information

1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO
ZIP 63125
Phone: (314) 728-3321

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  • Individual
  • Male
  • Counselor
  • Professional

About BRIAN LILLIE

This page provides the complete NPI Profile along with additional information for Brian Lillie, 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 1902723323 assigned on July 2026. The practitioner's primary taxonomy code is 101YP2500X with license number 180.018144 (IL). The provider is registered as an individual and his NPI record was last updated July 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1902723323
Provider Name
BRIAN LILLIE
Gender
Male
Entity Type
Individual
Location Address
1 JEFFERSON BARRACKS DR SAINT LOUIS, MO 63125
Location Phone
(314) 728-3321
Mailing Address
1306 BOSSLER LN O FALLON, IL 62269
Is Sole Proprietor?
Yes
Enumeration Date
07-06-2026
Last Update Date
07-06-2026
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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.
180.018144
License State
IL

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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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 1902723323, 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
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
0
Doubled → 0
Pos 4
2
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
2
Unchanged
Pos 7
3
Doubled → 6
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
Check
3
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 0 → 0 7 → 14 → 5 3 → 6 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 0 + 2 + 1 + 4 + 2 + 6 + 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 1902723323.

Other Providers at the Same Location


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

Pharmacist (Pharmacotherapy)
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Psychiatry & Neurology (Psychiatry)
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Family Medicine
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Family Medicine (Adult Medicine)
1 JEFFERSON BARRACKS DR, ATT: 11F10-JB
SAINT LOUIS, MO 63125
Pharmacist (Pharmacotherapy)
1 JEFFERSON BARRACKS DR, PHARMACY SVC 119JB
SAINT LOUIS, MO 63125
Pharmacist
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Pharmacist
1 JEFFERSON BARRACKS DR, 119-JB
SAINT LOUIS, MO 63125
Psychologist (Clinical)
1 JEFFERSON BARRACKS DR, ST. LOUIS VAMC, 116B/JB
SAINT LOUIS, MO 63125
Pharmacist
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Pharmacist
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Psychologist (Clinical)
1 JEFFERSON BARRACKS DR, PSYCHOLOGY (116 B JB)
SAINT LOUIS, MO 63125
Psychologist (Clinical)
1 JEFFERSON BARRACKS DR, MENTAL HEALTH 116/JB
SAINT LOUIS, MO 63125
Physical Therapist
1 JEFFERSON BARRACKS DR, 128 JB
SAINT LOUIS, MO 63125
Occupational Therapist
1 JEFFERSON BARRACKS DR, #128
SAINT LOUIS, MO 63125
Nurse Practitioner (Adult Health)
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Physician Assistant (Medical)
1 JEFFERSON BARRACKS DR, (11F-10JB)
SAINT LOUIS, MO 63125
Nurse Practitioner (Adult Health)
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Pharmacist
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125
Dietitian, Registered
1 JEFFERSON BARRACKS DR, 120 JB
SAINT LOUIS, MO 63125
Pharmacist
1 JEFFERSON BARRACKS DR
SAINT LOUIS, MO 63125

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1902723323, enumerated as an "individual" on July 06, 2026.

The provider is located at 1 JEFFERSON BARRACKS DR SAINT LOUIS, MO 63125 and the phone number is (314) 728-3321.

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