DAVID A JOHNSON D.C.
NPI 1811903065
Chiropractor in Rancho Santa Margarita, CA

NPI Status: Active since July 31, 2006

Contact Information

29839 SANTA MARGARITA PKWY STE 200
RANCHO SANTA MARGARITA, CA
ZIP 92688
Phone: (949) 459-9163
Fax: (949) 459-2318

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  • Individual
  • Male
  • Chiropractor

About DAVID JOHNSON

This page provides the complete NPI Profile along with additional information for David Johnson, a provider established in Rancho Santa Margarita, California with a medical specialization in Chiropractor. The healthcare provider is registered in the NPI registry with number 1811903065 assigned on July 2006. The practitioner's primary taxonomy code is 111N00000X with license number DC21725 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1811903065
Provider Name
DAVID A JOHNSON D.C.
Gender
Male
Entity Type
Individual
Location Address
29839 SANTA MARGARITA PKWY STE 200 RANCHO SANTA MARGARITA, CA 92688
Location Phone
(949) 459-9163
Location Fax
(949) 459-2318
Mailing Address
PO BOX 80005 RANCHO SANTA MARGARITA, CA 92688
Mailing Phone
(949) 459-9163
Mailing Fax
(949) 459-2318
Is Sole Proprietor?
Yes
Enumeration Date
07-31-2006
Last Update Date
07-08-2007
Code Navigator

A chiropractor like David Johnson helps patients with problems of the neuromusculoskeletal system, which includes nerves, bones, muscles, ligaments, and tendons. Chiropractors use spinal adjustments and manipulation, as well as other clinical interventions, to manage health issues such as back and neck pain. Some chiropractors apply procedures like massage therapy, rehabilitative exercise, ultrasound and spinal adjustments and manipulation. A chiropractor focuses on the patients overall health and might refer patients to other healthcare professionals if necessary.

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

Chiropractor

Taxonomy Code
111N00000X
Type
Chiropractic Providers
License No.
DC21725
License State
CA
Taxonomy Description
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
U41591MEDICARE UPIN (02)CA 
WDC21725AMEDICARE ID-TYPE UNSPECIFIED (04)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 1811903065, 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
1
Doubled → 2
Pos 2
8
Unchanged
Pos 3
1
Doubled → 2
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
0
Unchanged
Pos 7
3
Doubled → 6
Pos 8
0
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
5
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 1 → 2 9 → 18 → 9 3 → 6 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 2 + 1 + 1 + 8 + 0 + 6 + 0 + 1 + 2 + 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 1811903065.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1811903065, enumerated as an "individual" on July 31, 2006.

The provider is located at 29839 SANTA MARGARITA PKWY STE 200 RANCHO SANTA MARGARITA, CA 92688 and the phone number is (949) 459-9163.

Chiropractor with taxonomy code 111N00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.