VITREO-RETINAL ASSOCIATES MEDICAL GROUP
NPI 1730191800
Ophthalmology in Pomona, CA

NPI Status: Active since August 13, 2006

Contact Information

160 E ARTESIA BLVD
SUITE 345
POMONA, CA
ZIP 91767
Phone: (909) 865-7990
Fax: (909) 865-0931

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NPPES record last updated: January 2, 2018. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Organization
  • Ophthalmology

About VITREO-RETINAL ASSOCIATES MEDICAL GROUP

This page provides the complete NPI Profile along with additional information for Vitreo-retinal Associates Medical Group, a provider established in Pomona, California operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1730191800 assigned on August 2006. The practitioner's primary taxonomy code is 207W00000X. The provider is registered as an organization and their NPI record was last updated 9 years ago. Vitreo-retinal Associates Medical Group 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 Lawrence Joseph Kondra Md (Partnership)

NPI
1730191800
Provider Name
VITREO-RETINAL ASSOCIATES MEDICAL GROUP
Entity Type
Organization
Location Address
160 E ARTESIA BLVD SUITE 345 POMONA, CA 91767
Location Phone
(909) 865-7990
Location Fax
(909) 865-0931
Mailing Address
800 FAIRMOUNT AVE STE 120 PASADENA, CA 91105
Mailing Phone
(626) 440-9920
Mailing Fax
(626) 440-0351
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
08-13-2006
Last Update Date
01-02-2018
Code Navigator

Ophthalmologists like Vitreo-retinal Associates Medical Group specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.

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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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

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.

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.

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.

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

LAWRENCE JOSEPH KONDRA MD

Authorized Official Title
PARTNERSHIP
Authorized Official Phone
(626) 440-9920

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
180003746OTHER (01)CAMEDICARE RAILROAD
CS9651OTHER (01)CAMEDICARE RAILROAD
GR0046201MEDICAID (05)CA 
W11190AOTHER (01)MEDICARE

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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 1730191800, we treat the final digit (0) 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 0).

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
7
Unchanged
Pos 3
3
Doubled → 6
Pos 4
0
Unchanged
Pos 5
1
Doubled → 2
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
8
Unchanged
Pos 9
0
Doubled → 0
Check
0
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 1 → 2 1 → 2 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 6 + 0 + 2 + 9 + 2 + 8 + 0 + 24 = 60

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

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

60 - 60 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1730191800.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1730191800, enumerated as an "organization" on August 13, 2006.

The provider is located at 160 E ARTESIA BLVD SUITE 345 POMONA, CA 91767 and the phone number is (909) 865-7990.

Ophthalmology with taxonomy code 207W00000X.

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