DAVID A RITCHIE CPO
NPI 1609013671
Prosthetist in Seguin, TX

NPI Status: Active since January 13, 2009

Contact Information

1069 E GONZALES ST
SEGUIN, TX
ZIP 78155
Phone: (830) 433-9188
Fax: (830) 433-9199

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  • Individual
  • Male
  • Prosthetist

About DAVID RITCHIE

This page provides the complete NPI Profile along with additional information for David Ritchie, a provider established in Seguin, Texas with a medical specialization in Prosthetist. The healthcare provider is registered in the NPI registry with number 1609013671 assigned on January 2009. The practitioner's primary taxonomy code is 224P00000X with license number LPO 128 (TX). The provider is registered as an individual and his NPI record was last updated 14 years ago.

NPI
1609013671
Provider Name
DAVID A RITCHIE CPO
Gender
Male
Entity Type
Individual
Location Address
1069 E GONZALES ST SEGUIN, TX 78155
Location Phone
(830) 433-9188
Location Fax
(830) 433-9199
Mailing Address
1069 E GONZALES ST SEGUIN, TX 78155
Mailing Phone
(830) 433-9188
Mailing Fax
(830) 433-9199
Is Sole Proprietor?
No
Enumeration Date
01-13-2009
Last Update Date
01-19-2012
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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

Prosthetist

Taxonomy Code
224P00000X
Type
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.
LPO 128
License State
TX
Taxonomy Description
A health care professional who is specifically educated and trained to manage comprehensive prosthetic patient care for individuals who have sustained complete or partial limb loss or absence. Prosthetists assess specific patient needs, formulate an appropriate treatment plan, implement the treatment plan and provide follow-up care.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1222Z00000XRespiratory, Developmental, Rehabilitative and Restorative Service Providers

Orthotist

LPO 128 (TX)

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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 1609013671, 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 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
0
Doubled → 0
Pos 4
9
Unchanged
Pos 5
0
Doubled → 0
Pos 6
1
Unchanged
Pos 7
3
Doubled → 6
Pos 8
6
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 0 → 0 0 → 0 3 → 6 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 0 + 9 + 0 + 1 + 6 + 6 + 1 + 4 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1609013671.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1609013671, enumerated as an "individual" on January 13, 2009.

The provider is located at 1069 E GONZALES ST SEGUIN, TX 78155 and the phone number is (830) 433-9188.

Prosthetist with taxonomy code 224P00000X.