DR. RONALD JACKSON JOHNSON M.D.
NPI 1619010428
Specialist in Germantown, TN

NPI Status: Active since February 14, 2007

Contact Information

7910 WOLF RIVER BLVD
GERMANTOWN, TN
ZIP 38138
Phone: (901) 737-1050
Fax: (901) 737-1107

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  • Individual
  • Male
  • Specialist

About RONALD JOHNSON

This page provides the complete NPI Profile along with additional information for Ronald Johnson, a provider established in Germantown, Tennessee with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1619010428 assigned on February 2007. The practitioner's primary taxonomy code is 174400000X with license number MD10489 (TN). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1619010428
Provider Name
DR. RONALD JACKSON JOHNSON M.D.
Gender
Male
Entity Type
Individual
Location Address
7910 WOLF RIVER BLVD GERMANTOWN, TN 38138
Location Phone
(901) 737-1050
Location Fax
(901) 737-1107
Mailing Address
7910 WOLF RIVER BLVD GERMANTOWN, TN 38138
Mailing Phone
(901) 737-1050
Mailing Fax
(901) 737-1107
Is Sole Proprietor?
Yes
Enumeration Date
02-14-2007
Last Update Date
07-08-2007
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
MD10489
License State
TN
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
3022769MEDICARE ID-TYPE UNSPECIFIED (04)TN 
3379219MEDICARE ID-TYPE UNSPECIFIED (04)TN 
A98669MEDICARE UPIN (02)TN 

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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 1619010428, we treat the final digit (8) 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 8).

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
6
Unchanged
Pos 3
1
Doubled → 2
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
1
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
2
Doubled → 4
Check
8
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 1 → 2 0 → 0 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 + 6 + 2 + 9 + 0 + 1 + 0 + 4 + 4 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1619010428.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Specialist
7910 WOLF RIVER BLVD
GERMANTOWN, TN 38138

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1619010428, enumerated as an "individual" on February 14, 2007.

The provider is located at 7910 WOLF RIVER BLVD GERMANTOWN, TN 38138 and the phone number is (901) 737-1050.

Specialist with taxonomy code 174400000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.