DR. JON K EHRENFRIED DPT
NPI 1285641035
Physical Therapist - Orthopedic in Barksdale Afb, LA

NPI Status: Active since August 02, 2006

Contact Information

243 CURTISS RD STE 100
BARKSDALE AFB, LA
ZIP 71110
Phone: (318) 456-6001

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

Individual
Male
Physical Therapist
Orthopedic

About JON EHRENFRIED

This page provides the complete NPI Profile along with additional information for Jon Ehrenfried, a provider established in Barksdale Afb, Louisiana with a medical specialization in Physical Therapist, focusing in orthopedic . The healthcare provider is registered in the NPI registry with number 1285641035 assigned on August 2006. The practitioner's primary taxonomy code is 2251X0800X with license number 5629 (SC). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI: 1285641035
Provider Name: DR. JON K EHRENFRIED DPT
Gender: Male
Entity Type: Individual
Location Address: 243 CURTISS RD STE 100 BARKSDALE AFB, LA 71110
Location Phone: (318) 456-6001
Mailing Address: 243 CURTISS RD STE 100 BARKSDALE AFB, LA 71110
Mailing Phone: (318) 456-6001
Is Sole Proprietor?: No
Enumeration Date: 08-02-2006
Last Update Date: 10-10-2024
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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: Physical Therapist Orthopedic
Taxonomy Code: 2251X0800X
Type: Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.: 5629
License State: SC
Taxonomy Description: A licensed physical therapist, including but not limited to an individual who is a Board Certified Specialist in Orthopaedic Physical Therapy, who has demonstrated specialized knowledge and skill in human anatomy and physiology, movement science; pathology/pathophysiology, pain science, medical and surgical considerations, orthopaedic physical therapy theory and practice, and critical inquiry for evidence-based practice.

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 1285641035, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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 → 16 → 1 + 6

Pos 4

Unchanged

Pos 5

Doubled → 12 → 1 + 2

Pos 6

Unchanged

Pos 7

Doubled → 2

Pos 8

Unchanged

Pos 9

Doubled → 6

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 8 → 16 → 7 6 → 12 → 3 1 → 2 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 6 + 5 + 1 + 2 + 4 + 2 + 0 + 6 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5

This NPI is valid

The calculated check digit is 5, which matches the last digit of 1285641035.