DR. JOHN J CLARK JR. OD
NPI 1285782375
Optometrist - Corneal and Contact Management in Chula Vista, CA

NPI Status: Active since January 08, 2007

Contact Information

75 N BROADWAY
CHULA VISTA, CA
ZIP 91910
Phone: (619) 427-5367

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  • Individual
  • Male
  • Optometrist
  • Corneal and Contact Management
  • Accepts Insurance

About JOHN CLARK

This page provides the complete NPI Profile along with additional information for John Clark, a provider established in Chula Vista, California with a medical specialization in Optometrist, focusing in corneal and contact management . The healthcare provider is registered in the NPI registry with number 1285782375 assigned on January 2007. The practitioner's primary taxonomy code is 152WC0802X with license number 7434 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1285782375
Provider Name
DR. JOHN J CLARK JR. OD
Gender
Male
Entity Type
Individual
Location Address
75 N BROADWAY CHULA VISTA, CA 91910
Location Phone
(619) 427-5367
Mailing Address
2952 W CANYON AVE SAN DIEGO, CA 92123
Mailing Phone
(619) 884-5225
Is Sole Proprietor?
No
Enumeration Date
01-08-2007
Last Update Date
07-08-2007
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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 Corneal and Contact Management

Taxonomy Code
152WC0802X
Type
Eye and Vision Services Providers
License No.
7434
License State
CA
Taxonomy Description
The professional activities performed by an Optometrist related to the fitting of contact lenses to an eye, ongoing evaluation of the cornea's ability to sustain successful contact lens wear, and treatment of any external eye or corneal condition which can affect contact lens wear.

Insurance Plans Accepted

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

  • Blue Max 70/50 $6700 with 2 $0 PCP Virtual Visits HSA Eligible - PPO
  • Blue Max 80/60 $1500 with 2 $0 PCP Virtual Visits - PPO
  • Blue Max Copay (PCP) 50/50 $3300 with 2 $0 PCP Virtual Visits - PPO
  • Blue Max Copay (PCP) 50/50 $7500 Standardized HSA Eligible - PPO
  • Blue Max Copay (PCP) 60/40 $6000 Standardized - PPO
  • Blue Max Copay (PCP) 75/55 $2000 Standardized - PPO
  • Blue Saver 60/40 $6100 - PPO
  • Blue Saver 90/70 $3400 - PPO
  • Blue Focus Bronze POS? 205 - POS
  • Blue Focus Bronze POS? 705 - POS
  • Blue Focus Bronze POS? Standard - POS
  • Blue Focus Gold POS? 207 - POS
  • Blue Focus Gold POS? 902 - POS
  • Blue Focus Gold POS? Standard - POS
  • Blue Focus Silver POS? 206 - POS
  • Blue Focus Silver POS? 903 - POS
  • Blue Focus Silver POS? Standard - POS
  • Blue Preferred Bronze PPO? 201 - PPO
  • Blue Preferred Bronze PPO? 202 - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? 204 - PPO
  • Blue Preferred Gold PPO? 901 - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? 203 - PPO
  • Blue Preferred Silver PPO? 308 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • Blue Advantage Bronze PPO? 202 - PPO
  • Blue Advantage Bronze PPO? 203 - PPO
  • Blue Advantage Bronze PPO? Standard - PPO
  • Blue Advantage Gold PPO? 309 - PPO
  • Blue Advantage Gold PPO? 604 - PPO
  • Blue Advantage Gold PPO? Standard - PPO
  • Blue Advantage Silver PPO? 204 - PPO
  • Blue Advantage Silver PPO? 501 - PPO
  • Blue Advantage Silver PPO? Standard - PPO
  • Blue Preferred Bronze PPO? Standard - PPO
  • Blue Preferred Gold PPO? Standard - PPO
  • Blue Preferred Security PPO? 200 - PPO
  • Blue Preferred Silver PPO? Standard - PPO
  • MyBlue Bronze HMO? 902 - HMO
  • MyBlue Bronze HMO? 904 - HMO
  • MyBlue Bronze HMO? Standard - HMO
  • MyBlue Gold HMO? 704 - HMO
  • MyBlue Gold HMO? 804 - HMO
  • MyBlue Gold HMO? Standard - HMO
  • MyBlue Silver HMO? 705 - HMO
  • Blue Advantage Bronze HMO? 204 - HMO
  • Blue Advantage Bronze HMO? 301 - HMO
  • Blue Advantage Bronze HMO? Standard - HMO
  • Blue Advantage Gold HMO? 206 - HMO
  • Blue Advantage Gold HMO? 603 - HMO
  • Blue Advantage Gold HMO? Standard - HMO
  • Blue Advantage Plus Bronze? 303 - POS
  • Blue Advantage Plus Bronze? 305 - POS
  • Blue Advantage Plus Bronze? Standard - POS
  • Blue Advantage Plus Gold? 203 - POS
  • Blue Advantage Plus Gold? 803 - POS
  • Blue Advantage Plus Gold? Standard - POS
  • Blue Advantage Plus Silver? 202 - POS
  • Blue Advantage Plus Silver? 605 - POS
  • Blue Advantage Plus Silver? Standard - POS
  • Blue Advantage Security HMO? 200 - HMO
  • Blue Advantage Silver HMO? 205 - HMO
  • Blue Advantage Silver HMO? 801 - HMO
  • Blue Advantage Silver HMO? Standard - HMO
  • MyBlue Health Bronze? 402 - HMO

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

Reviews for DR. JOHN J CLARK JR. OD

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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 1285782375, 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 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
2
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
5
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
8
Unchanged
Pos 7
2
Doubled → 4
Pos 8
3
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 8 → 16 → 7 7 → 14 → 5 2 → 4 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 6 + 5 + 1 + 4 + 8 + 4 + 3 + 1 + 4 + 24 = 65

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

The next multiple of ten after 65 is 70. The difference is the calculated check digit.

70 - 65 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1285782375.

Other Providers at the Same Location


The following 10 providers are registered at the same or a nearby location.

Eyewear Supplier
75 N BROADWAY
CHULA VISTA, CA 91910
Optometrist
75 N BROADWAY
CHULA VISTA, CA 91910
Pharmacist
75 N BROADWAY
CHULA VISTA, CA 91910
Pharmacist
75 N BROADWAY
CHULA VISTA, CA 91910
Pharmacist
75 N BROADWAY
CHULA VISTA, CA 91910
Pharmacist
75 N BROADWAY
CHULA VISTA, CA 91910
Pharmacy (Community/Retail Pharmacy)
75 N BROADWAY
CHULA VISTA, CA 91910
Technician/Technologist (Optician)
75 N BROADWAY
CHULA VISTA, CA 91910
Optometrist
75 N BROADWAY
CHULA VISTA, CA 91910
Pharmacy (Community/Retail Pharmacy)
75 N BROADWAY
CHULA VISTA, CA 91910

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1285782375, enumerated as an "individual" on January 08, 2007.

The provider is located at 75 N BROADWAY CHULA VISTA, CA 91910 and the phone number is (619) 427-5367.

Optometrist with taxonomy code 152WC0802X and a focus in Corneal and Contact Management.

The provider might be accepting Accepts: Blue Cross and Blue Shield of Louisiana, Blue. Please consult your insurance carrier or call the provider to verify.