JOHN MASSOUD ATC, LMP, NCTM
NPI 1598854531
Massage Therapist in Lake Forest, CA
NPI Status: Active since October 11, 2006
Contact Information
22471 ASPAN ST
SUITE 110
LAKE FOREST, CA
ZIP 92630
Phone: (949) 583-1797
Fax: (949) 586-5701
- Individual
- Male
- Massage Therapist
About JOHN MASSOUD
This page provides the complete NPI Profile along with additional information for John Massoud, a provider established in Lake Forest, California with a medical specialization in Massage Therapist. The healthcare provider is registered in the NPI registry with number 1598854531 assigned on October 2006. The practitioner's primary taxonomy code is 225700000X with license number 500748-05 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1598854531
- Provider Name
- JOHN MASSOUD ATC, LMP, NCTM
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 22471 ASPAN ST SUITE 110 LAKE FOREST, CA 92630
- Location Phone
- (949) 583-1797
- Location Fax
- (949) 586-5701
- Mailing Address
- 5 HIDDEN CREEK LN LAGUNA HILLS, CA 92653
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 10-11-2006
- Last Update Date
- 09-11-2025
- Code Navigator
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
Massage Therapist
- Taxonomy Code
- 225700000X
- Type
- Respiratory, Developmental, Rehabilitative and Restorative Service Providers
- License No.
- 500748-05
- 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.
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) |
|---|---|---|---|---|
| 1 | 2255A2300X | Respiratory, Developmental, Rehabilitative and Restorative Service Providers | Specialist/Technologist | (CA) |
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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 1598854531, 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 79. The final step is to find the difference between that total and the next multiple of ten (80 - 79 = 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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 79 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 6 providers are registered at the same or a nearby location.
LAKE FOREST, CA 92630
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1598854531, enumerated as an "individual" on October 11, 2006.
The provider is located at 22471 ASPAN ST SUITE 110 LAKE FOREST, CA 92630 and the phone number is (949) 583-1797.
Massage Therapist with taxonomy code 225700000X.
