E. M. ROBERTS, O.D.
NPI 1164639456
Optometrist - Sports Vision in Camp Pendleton, CA

NPI Status: Active since May 17, 2007

Contact Information

BOX 555020
BLDG 1103, MAIN EXCHANGE COMPLEX
CAMP PENDLETON, CA
ZIP 92055
Phone: (619) 722-6121
Fax: (619) 722-6389

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  • Organization
  • Optometrist
  • Sports Vision

About E. M. ROBERTS, O.D.

This page provides the complete NPI Profile along with additional information for E. M. Roberts, O.d., a provider established in Camp Pendleton, California operating as a Optometrist, focusing in sports vision . The healthcare provider is registered in the NPI registry with number 1164639456 assigned on May 2007. The practitioner's primary taxonomy code is 152WS0006X with license number 8120T (CA). The provider is registered as an organization and their NPI record was last updated one year ago. E. M. Roberts, O.d. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Evan Matthew Roberts O.d. (Sole Proprietor)

NPI
1164639456
Provider Name
E. M. ROBERTS, O.D.
Entity Type
Organization
Location Address
BOX 555020 BLDG 1103, MAIN EXCHANGE COMPLEX CAMP PENDLETON, CA 92055
Location Phone
(619) 722-6121
Location Fax
(619) 722-6389
Mailing Address
2053 CORONADO VW ALPINE, CA 91901
Mailing Phone
(619) 722-6121
Mailing Fax
(619) 722-6389
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
05-17-2007
Last Update Date
09-11-2025
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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

Optometrist Sports Vision

Taxonomy Code
152WS0006X
Type
Eye and Vision Services Providers
License No.
8120T
License State
CA
Taxonomy Description
An optometrist who offers services designed to care for unique vision care needs of athletes, which may include one of more of the following services: corrective vision care unique to a specific sporting environment; protective eyewear for the prevention of sports-related injuries; vision enhancement - which may include vision therapy and techniques to improve visual skills specific to the athlete's sport.

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)
1152W00000XEye and Vision Services Providers

Optometrist

8120T (CA)
2152WC0802XEye and Vision Services Providers

Optometrist
Corneal and Contact Management

8120T (CA)
3152WL0500XEye and Vision Services Providers

Optometrist
Low Vision Rehabilitation

8120T (CA)
4152WP0200XEye and Vision Services Providers

Optometrist
Pediatrics

8120T (CA)
5152WV0400XEye and Vision Services Providers

Optometrist
Vision Therapy

8120T (CA)
6152WX0102XEye and Vision Services Providers

Optometrist
Occupational Vision

8120T (CA)

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. EVAN MATTHEW ROBERTS O.D.

Authorized Official Title
SOLE PROPRIETOR
Authorized Official Phone
(619) 722-6121

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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 1164639456, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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
1
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
4
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
4
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
6
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 6 → 12 → 3 6 → 12 → 3 9 → 18 → 9 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 2 + 4 + 1 + 2 + 3 + 1 + 8 + 4 + 1 + 0 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1164639456.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1164639456, enumerated as an "organization" on May 17, 2007.

The provider is located at BOX 555020 BLDG 1103, MAIN EXCHANGE COMPLEX CAMP PENDLETON, CA 92055 and the phone number is (619) 722-6121.

Optometrist with taxonomy code 152WS0006X and a focus in Sports Vision.