MRS. COLLEEN ANN ALARCON CMT
NPI 1134570385
Massage Therapist in El Cajon, CA

NPI Status: Active since June 29, 2016

Contact Information

1149 N 2ND ST
EL CAJON, CA
ZIP 92021
Phone: (619) 440-2440

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

Individual
Female
Massage Therapist

About COLLEEN ALARCON

This page provides the complete NPI Profile along with additional information for Colleen Alarcon, a provider established in El Cajon, California with a medical specialization in Massage Therapist. The healthcare provider is registered in the NPI registry with number 1134570385 assigned on June 2016. The practitioner's primary taxonomy code is 225700000X with license number 65244 (CA). The provider is registered as an individual and her NPI record was last updated 10 years ago.

NPI: 1134570385
Provider Name: MRS. COLLEEN ANN ALARCON CMT
Other Name: MRS. COLLEEN ANN LARREAU
Other Name Type: Former Name (1)
Gender: Female
Entity Type: Individual
Location Address: 1149 N 2ND ST EL CAJON, CA 92021
Location Phone: (619) 440-2440
Mailing Address: 5405 OLVERA AVE SAN DIEGO, CA 92114
Mailing Phone: (619) 992-9769
Is Sole Proprietor?: Yes
Enumeration Date: 06-29-2016
Last Update Date: 06-29-2016
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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: Massage Therapist
Taxonomy Code: 225700000X
Type: Respiratory, Developmental, Rehabilitative and Restorative Service Providers
License No.: 65244
License State: CA
Taxonomy Description: An individual trained in the manipulation of tissues (as by rubbing, stroking, kneading, or tapping) with the hand or an instrument for remedial or hygienic purposes.

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 1134570385, 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 → 6

Pos 4

Unchanged

Pos 5

Doubled → 10 → 1 + 0

Pos 6

Unchanged

Pos 7

Doubled → 0

Pos 8

Unchanged

Pos 9

Doubled → 16 → 1 + 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 3 → 6 5 → 10 → 1 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 1 + 0 + 7 + 0 + 3 + 1 + 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 1134570385.