BAY EYE MEDICAL GROUP INC
NPI 1801899646
Clinic/Center - Medical Specialty in Santa Cruz, CA
NPI Status: Active since May 24, 2005
Contact Information
1665 DOMINICAN WAY
STE 124
SANTA CRUZ, CA
ZIP 95065
Phone: (831) 475-7012
- Organization
- Clinic/Center
- Medical Specialty
- Medicare Supplier
- Accepts Medicare Approved Payment
About BAY EYE MEDICAL GROUP INC
This page provides the complete NPI Profile along with additional information for Bay Eye Medical Group Inc, a provider established in Santa Cruz, California operating as a Clinic/center, focusing in medical specialty . The healthcare provider is registered in the NPI registry with number 1801899646 assigned on May 2005. The practitioner's primary taxonomy code is 261QM2500X. The provider is registered as an organization and their NPI record was last updated January 2026. The authorized official of this NPI record is Rex Hsei Md (President)
- NPI
- 1801899646
- Provider Name
- BAY EYE MEDICAL GROUP INC
- Entity Type
- Organization
- Location Address
- 1665 DOMINICAN WAY STE 124 SANTA CRUZ, CA 95065
- Location Phone
- (831) 475-7012
- Mailing Address
- 1665 DOMINICAN WAY STE 124 SANTA CRUZ, CA 95065
- Mailing Phone
- (831) 475-7012
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 05-24-2005
- Last Update Date
- 01-14-2026
- Code Navigator
Bay Eye Medical Group Inc is a medicare supplier with PTAN 20626835 who accepts Medicare assignment for all durable medical equipment and supplies. The provider accepts the Medicare allowable as payment in full.The supplier carries the following product categories: Prosthetic Lenses: Conventional Eyeglasses or Prosthetic Lenses: Conventional Contact Lenses.
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
Clinic/Center Medical Specialty
- Taxonomy Code
- 261QM2500X
- Type
- Ambulatory Health Care Facilities
- Taxonomy Description
- An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).
Medical Equipment Supplier
The provider carries the following medical supplies product categories:
- PTAN
- 20626835
- Accepts Medicare Assignment
- YES
- Specialities List
- Optician.
- Provider Type List
- PHYSICIAN – OPHTHALMOLOGY.
- Competitive Bidding
- NO
Supplies List
- Prosthetic Lenses: Conventional Eyeglasses - Conventional Eyeglasses
- Prosthetic Lenses: Conventional Contact Lenses - Conventional Contact Lenses
Reviews for BAY EYE MEDICAL GROUP INC
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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 1801899646, 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 74. The final step is to find the difference between that total and the next multiple of ten (80 - 74 = 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.
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 74 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 14 providers are registered at the same or a nearby location.
SANTA CRUZ, CA 95065
SANTA CRUZ, CA 95065
SANTA CRUZ, CA 95065
SANTA CRUZ, CA 95065
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1801899646, enumerated as an "organization" on May 24, 2005.
The provider is located at 1665 DOMINICAN WAY STE 124 SANTA CRUZ, CA 95065 and the phone number is (831) 475-7012.
Clinic/Center with taxonomy code 261QM2500X and a focus in Medical Specialty.
