ARETHA DOUGLAS
NPI 1538726914
Community Based Residential Treatment Facility, Mental Illness in Nashville, TN

NPI Status: Active since May 21, 2019

Contact Information

717 HART LN
NASHVILLE, TN
ZIP 37216
Phone: (615) 460-4290

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

Individual
Female
Community Based Residential Treatment Fa...

About ARETHA DOUGLAS

This page provides the complete NPI Profile along with additional information for Aretha Douglas, a provider established in Nashville, Tennessee with a medical specialization in Community Based Residential Treatment Facility, Mental Illness. The healthcare provider is registered in the NPI registry with number 1538726914 assigned on May 2019. The practitioner's primary taxonomy code is 320800000X. The provider is registered as an individual and her NPI record was last updated 7 years ago.

NPI: 1538726914
Provider Name: ARETHA DOUGLAS
Gender: Female
Entity Type: Individual
Location Address: 717 HART LN NASHVILLE, TN 37216
Location Phone: (615) 460-4290
Mailing Address: 717 HART LN NASHVILLE, TN 37216
Mailing Phone: (615) 460-4290
Is Sole Proprietor?: Yes
Enumeration Date: 05-21-2019
Last Update Date: 05-21-2019
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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: Community Based Residential Treatment Facility, Mental Illness
Taxonomy Code: 320800000X
Type: Residential Treatment Facilities
License State: TN
Taxonomy Description: A home-like residential facility providing psychiatric treatment and psycho/social rehabilitative services to individuals diagnosed with mental illness.

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 1538726914, 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

Doubled → 2

Pos 2

Unchanged

Pos 3

Doubled → 6

Pos 4

Unchanged

Pos 5

Doubled → 14 → 1 + 4

Pos 6

Unchanged

Pos 7

Doubled → 12 → 1 + 2

Pos 8

Unchanged

Pos 9

Doubled → 2

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 7 → 14 → 5 6 → 12 → 3 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 1 + 4 + 2 + 1 + 2 + 9 + 2 + 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 1538726914.