EYE SURGERY CENTER OF SAN FRANCISCO
NPI 1437274495
Clinic/Center - Ambulatory Surgical in San Francisco, CA

NPI Status: Active since March 20, 2007

Contact Information

1160 POST ST
SAN FRANCISCO, CA
ZIP 94109
Phone: (415) 440-1100
Fax: (415) 440-6430

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  • Organization
  • Clinic/Center
  • Ambulatory Surgical
  • CLIA Number: 05D1071573
  • CLIA Cert. Type: Ambulatory Surgery Center
  • CLIA Exp. Date: 07-26-2027

About EYE SURGERY CENTER OF SAN FRANCISCO

This page provides the complete NPI Profile along with additional information for Eye Surgery Center Of San Francisco, a provider established in San Francisco, California operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1437274495 assigned on March 2007. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated 4 years ago. The provider's is doing business as Eye Surgery Center Of San Francisco. The authorized official of this NPI record is Jennifer Boyd Baldock (Officer And Authorized Official)

NPI
1437274495
Provider Legal Name
EYE SURGICAL CENTER OF SAN FRANCISCO LLC
Other Organization Name
EYE SURGERY CENTER OF SAN FRANCISCO
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
1160 POST ST SAN FRANCISCO, CA 94109
Location Phone
(415) 440-1100
Location Fax
(415) 440-6430
Mailing Address
PO BOX 393937 SAN FRANCISCO, CA 94139
Mailing Phone
(415) 440-1100
Mailing Fax
(415) 440-6430
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-20-2007
Last Update Date
12-21-2022
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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

Clinic/Center Ambulatory Surgical

Taxonomy Code
261QA1903X
Type
Ambulatory Health Care Facilities

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

JENNIFER BOYD BALDOCK

Authorized Official Title
OFFICER AND AUTHORIZED OFFICIAL
Authorized Official Phone
(615) 234-5954

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Complex extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye

This procedure involves removing a cloudy lens (cataract) from your eye through a larger incision, replacing it with an artificial one. A drainage device is also inserted in the front part of your eye to manage fluid levels, helping maintain eye health.

This service was performed 38 times for 33 patients

Complex removal of cataract with insertion of prosthetic lens

This procedure involves removing a cloudy lens (cataract) from your eye and replacing it with a clear, artificial lens. It helps restore vision that has been affected by the cataract. The operation is usually done under local anesthesia.

This service was performed 194 times for 150 patients

Creation of eye fluid drainage tract for treatment of glaucoma

This procedure, aimed at treating glaucoma, involves creating a small pathway in the eye to allow fluid to drain more effectively. This helps to lower eye pressure and prevent damage to the optic nerve, preserving your vision.

This service was performed 17 times for 16 patients

Creation of shunt to improve eye fluid flow using tissue graft

This procedure involves creating a new pathway for fluid to flow out of your eye using a tissue graft. It helps to lower eye pressure and prevent damage to your optic nerve, improving eye health and vision.

This service was performed 20 times for 20 patients

Destruction of lens tissue using laser

Destruction of lens tissue using a laser is a medical procedure aimed at treating eye conditions like cataracts. A laser is employed to break down the affected lens tissue, which is then removed. This allows the insertion of an artificial lens to improve vision.

This service was performed 30 times for 27 patients

Dilation of fluid outflow drainage within eye

Dilation to improve eye fluid flow is a process where eye drops are used to widen or dilate your pupils. This allows more fluid to flow out of the eye, reducing pressure and helping to prevent or treat conditions like glaucoma.

This service was performed 72 times for 54 patients

Dilation of fluid outflow drainage within eye with insertion of device to maintain open channel

This procedure involves widening an eye's fluid channels and placing a tiny device or stent to aid fluid flow. It's performed to reduce eye pressure, often in glaucoma patients. It's generally safe, with minimal discomfort and a quick recovery.

This service was performed 21 times for 17 patients

Extracapsular removal of cataract with insertion of artificial lens and insertion of drainage device in front chamber of eye

This is a two-part eye procedure. First, a cloudy lens (cataract) is removed from its outer layer and replaced with an artificial lens to improve vision. Second, a drainage device is inserted into the front part of the eye to manage fluid levels, preventing pressure build-up.

This service was performed 58 times for 43 patients

Injection, mitomycin, 5 mg

Mitomycin injection is a medication used to treat certain types of cancer. It works by slowing or stopping the growth of cancer cells. The 5mg dosage refers to the amount of the active ingredient, Mitomycin, in the injection.

This service was performed 25 times for 24 patients

Removal of cataract with insertion of prosthetic lens

This is a procedure where a cloudy lens in your eye, known as a cataract, is removed. After removal, a clear artificial lens is inserted. This helps to restore your vision, enabling you to see clearly again.

This service was performed 1,026 times for 692 patients

Removal of excessive skin and fat of upper eyelid

This procedure, also known as upper eyelid surgery, is performed to remove excess skin and fat from the upper eyelid. It can help improve vision if heavy eyelids hinder it, and can also enhance the appearance of the eyes. It's a common, safe procedure.

This service was performed 25 times for 13 patients

Removal of over 1/4 of eyelid margin and repair of eyelid

This procedure involves the removal of more than a quarter of the eyelid margin due to conditions like tumors, infections, or injuries. The remaining part is then repaired to restore normal function and appearance. It's a safe procedure done under local anesthesia.

This service was performed 20 times for 12 patients

Removal of recurring cataract in lens capsule using a laser

This procedure, known as YAG laser capsulotomy, treats cloudiness in the lens capsule following cataract surgery. A laser is used to create a small hole in the cloudy capsule, allowing light to pass through and restore clear vision. It's a quick, painless procedure.

This service was performed 42 times for 36 patients

Removal or relocation of corneal conjunctiva with graft

This procedure involves the removal or relocation of the conjunctiva, a thin layer covering the white part of your eye, and replacing it with a graft. This is typically done to treat conditions affecting the eye's surface, improving comfort and vision.

This service was performed 14 times for 14 patients

CLIA Information

The Clinical Laboratory Improvement Amendments (CLIA) of 1988 applies to facilities or sites that test human specimens for health assessment or to diagnose, prevent, or treat disease. The CLIA Program sets standards for clinical laboratory testing and issues certificates. The NPI / CLIA crosswalk information for this NPI number is:

CLIA Number
05D1071573
Facility Type
Ambulatory Surgery Center
Certificate Effective Date
July 27, 2025
Certificate Expiration Date
July 26, 2027
Laboratory Director
DANNY LIN
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Eye Surgery Center Of San Francisco to perform only waived tests. CLIA defines waived tests as simple tests with a low risk for an incorrect result. Waived tests include certain tests listed in CLIA regulations, tests cleared by the FDA for home use and tests approved by the FDA for waived status and that meet CLIA waiver criteria.

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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 1437274495, 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 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
4
Unchanged
Pos 3
3
Doubled → 6
Pos 4
7
Unchanged
Pos 5
2
Doubled → 4
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
4
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 3 → 6 2 → 4 4 → 8 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 6 + 7 + 4 + 7 + 8 + 4 + 1 + 8 + 24 = 75

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

The next multiple of ten after 75 is 80. The difference is the calculated check digit.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1437274495.

Other Providers at the Same Location


The following 7 providers are registered at the same or a nearby location.

Anesthesiology
1160 POST ST
SAN FRANCISCO, CA 94109
Nurse Anesthetist, Certified Registered
1160 POST ST
SAN FRANCISCO, CA 94109
Nurse Practitioner (Family)
1160 POST ST
SAN FRANCISCO, CA 94109
Nurse Anesthetist, Certified Registered
1160 POST ST
SAN FRANCISCO, CA 94109
Nurse Anesthetist, Certified Registered
1160 POST ST
SAN FRANCISCO, CA 94109
Anesthesiology
1160 POST ST
SAN FRANCISCO, CA 94109
Nurse Anesthetist, Certified Registered
1160 POST ST
SAN FRANCISCO, CA 94109

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1437274495, enumerated as an "organization" on March 20, 2007.

The provider is located at 1160 POST ST SAN FRANCISCO, CA 94109 and the phone number is (415) 440-1100.

Clinic/Center with taxonomy code 261QA1903X and a focus in Ambulatory Surgical.