KAREN FAWN BERNSHAUSEN JOHNSTON APN
NPI 1649235631
Nurse Practitioner - Adult Health in Mountain Home, TN

NPI Status: Active since April 20, 2006

Contact Information

CORNER OF SYDNEY AND LAMONT ST.
JAMES H. QUILLEN VAMC, SURGICAL SERVICES (112)
MOUNTAIN HOME, TN
ZIP 37684
Phone: (423) 926-1171

Get Directions Write a Review

  • Individual
  • Female
  • Nurse Practitioner
  • Adult Health

About KAREN JOHNSTON

This page provides the complete NPI Profile along with additional information for Karen Johnston, a provider established in Mountain Home, Tennessee with a medical specialization in Nurse Practitioner, focusing in adult health . The healthcare provider is registered in the NPI registry with number 1649235631 assigned on April 2006. The practitioner's primary taxonomy code is 363LA2200X with license number APN0000005885 (TN). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1649235631
Provider Name
KAREN FAWN BERNSHAUSEN JOHNSTON APN
Gender
Female
Entity Type
Individual
Location Address
CORNER OF SYDNEY AND LAMONT ST. JAMES H. QUILLEN VAMC, SURGICAL SERVICES (112) MOUNTAIN HOME, TN 37684
Location Phone
(423) 926-1171
Mailing Address
PO BOX 4000 JAMES H QUILLEN VAMC, SURGICAL SERVICES (112) MOUNTAIN HOME, TN 37684
Mailing Phone
(423) 926-1171
Is Sole Proprietor?
Yes
Enumeration Date
04-20-2006
Last Update Date
07-08-2007
Code Navigator

A nurse practitioner (NP) like Karen Johnston is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

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

Nurse Practitioner Adult Health

Taxonomy Code
363LA2200X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
APN0000005885
License State
TN

Reviews for KAREN FAWN BERNSHAUSEN JOHNSTON APN

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1649235631, we treat the final digit (1) 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 1).

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
4
Doubled → 8
Pos 4
9
Unchanged
Pos 5
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
3
Doubled → 6
Check
1
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 4 → 8 2 → 4 5 → 10 → 1 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 8 + 9 + 4 + 3 + 1 + 0 + 6 + 6 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1649235631.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1649235631, enumerated as an "individual" on April 20, 2006.

The provider is located at CORNER OF SYDNEY AND LAMONT ST. JAMES H. QUILLEN VAMC, SURGICAL SERVICES (112) MOUNTAIN HOME, TN 37684 and the phone number is (423) 926-1171.

Nurse Practitioner with taxonomy code 363LA2200X and a focus in Adult Health.