AVA JOHNSON PLPC
NPI 1700400223
Counselor - Professional in Farmington, MO

NPI Status: Active since June 01, 2020

Contact Information

400 N WASHINGTON ST STE 229
FARMINGTON, MO
ZIP 63640
Phone: (573) 218-9653
Fax: (573) 803-1405

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  • Individual
  • Female
  • Counselor
  • Professional

About AVA JOHNSON

This page provides the complete NPI Profile along with additional information for Ava Johnson, a provider established in Farmington, Missouri with a medical specialization in Counselor, focusing in professional . The healthcare provider is registered in the NPI registry with number 1700400223 assigned on June 2020. The practitioner's primary taxonomy code is 101YP2500X with license number 2020014178 (MO). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1700400223
Provider Name
AVA JOHNSON PLPC
Gender
Female
Entity Type
Individual
Location Address
400 N WASHINGTON ST STE 229 FARMINGTON, MO 63640
Location Phone
(573) 218-9653
Location Fax
(573) 803-1405
Mailing Address
400 N WASHINGTON ST STE 229 FARMINGTON, MO 63640
Mailing Phone
(573) 218-9653
Mailing Fax
(573) 803-1405
Is Sole Proprietor?
No
Enumeration Date
06-01-2020
Last Update Date
07-16-2025
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Location Map

Secondary Locations

  • 16 Municipal Dr Ste D
    Arnold, MO 63010
    (636) 333-2641

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.
2020014178
License State
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 1700400223, 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 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 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
7
Unchanged
Pos 3
0
Doubled → 0
Pos 4
0
Unchanged
Pos 5
4
Doubled → 8
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
2
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 4 → 8 0 → 0 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 0 + 0 + 8 + 0 + 0 + 2 + 4 + 24 = 47

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

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1700400223.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Counselor (Professional)
400 N WASHINGTON ST STE 229
FARMINGTON, MO 63640
Social Worker
400 N WASHINGTON ST STE 229
FARMINGTON, MO 63640
Counselor (Professional)
400 N WASHINGTON ST STE 229
FARMINGTON, MO 63640
Counselor (Professional)
400 N WASHINGTON ST STE 229
FARMINGTON, MO 63640

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1700400223, enumerated as an "individual" on June 01, 2020.

The provider is located at 400 N WASHINGTON ST STE 229 FARMINGTON, MO 63640 and the phone number is (573) 218-9653.

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