DR. CARL LEON MCGAHEE M.D.
NPI 1730232844
Psychiatry & Neurology - Geriatric Psychiatry in Saint Louis, MO

NPI Status: Active since January 19, 2007

Contact Information

4340 LINDELL BLVD
SAINT LOUIS, MO
ZIP 63108
Phone: (314) 652-6953

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Geriatric Psychiatry

About CARL MCGAHEE

This page provides the complete NPI Profile along with additional information for Carl Mcgahee, a provider established in Saint Louis, Missouri with a medical specialization in Psychiatry & Neurology, focusing in geriatric psychiatry . The healthcare provider is registered in the NPI registry with number 1730232844 assigned on January 2007. The practitioner's primary taxonomy code is 2084P0805X with license number 103214 (MO). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1730232844
Provider Name
DR. CARL LEON MCGAHEE M.D.
Gender
Male
Entity Type
Individual
Location Address
4340 LINDELL BLVD SAINT LOUIS, MO 63108
Location Phone
(314) 652-6953
Mailing Address
4340 LINDELL BLVD SAINT LOUIS, MO 63108
Mailing Phone
(314) 652-6953
Is Sole Proprietor?
Yes
Enumeration Date
01-19-2007
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

Psychiatry & Neurology Geriatric Psychiatry

Taxonomy Code
2084P0805X
Type
Allopathic & Osteopathic Physicians
License No.
103214
License State
MO
Taxonomy Description
Geriatric Psychiatry is a subspecialty with psychiatric expertise in prevention, evaluation, diagnosis and treatment of mental and emotional disorders in the elderly, and improvement of psychiatric care for healthy and ill elderly patients.

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)
12084P0800XAllopathic & Osteopathic Physicians

Psychiatry & Neurology
Psychiatry

103214 (MO)

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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 1730232844, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
7
Unchanged
Pos 3
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
2
Doubled → 4
Pos 8
8
Unchanged
Pos 9
4
Doubled → 8
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 3 → 6 2 → 4 2 → 4 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 4 + 3 + 4 + 8 + 8 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1730232844.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730232844, enumerated as an "individual" on January 19, 2007.

The provider is located at 4340 LINDELL BLVD SAINT LOUIS, MO 63108 and the phone number is (314) 652-6953.

Psychiatry & Neurology with taxonomy code 2084P0805X and a focus in Geriatric Psychiatry.