OCVAC - ASC LLC
NPI 1275129181
Clinic/Center - Ambulatory Surgical in Garden Grove, CA

Active since December 15, 2020
12827 HARBOR BLVD STE G1, GARDEN GROVE, CA 92840(714) 534-1680 Get Directions Write a Review

NPPES record last updated: May 29, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 29, 2025, Feb 11, 2025, Jan 31, 2022 and 1 more (4 updates tracked since 2020).

  • Organization
  • Clinic/Center
  • Ambulatory Surgical
  • CLIA Number: 05D2273961
  • CLIA Cert. Type: Ambulatory Surgery Center
  • CLIA Exp. Date: 12-20-2026

About OCVAC - ASC LLC

This page provides the complete NPI Profile along with additional information for Ocvac - Asc Llc, a provider established in Garden Grove, California operating as a Clinic/center, focusing in ambulatory surgical . The healthcare provider is registered in the NPI registry with number 1275129181 assigned on December 2020. The practitioner's primary taxonomy code is 261QA1903X. The provider is registered as an organization and their NPI record was last updated one year ago. The authorized official of this NPI record is Steven Bui Md (Partner)

NPI
1275129181
Provider Name
OCVAC - ASC LLC
Other Name Type
(6)
Entity Type
Organization
Location Address
12827 HARBOR BLVD STE G1 GARDEN GROVE, CA 92840
Location Phone
(714) 534-1680
Mailing Address
40 VALLEY STREAM PKWY STE 100 MALVERN, PA 19355
Mailing Phone
(610) 644-8900
Mailing Fax
(484) 924-0053
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-15-2020
Last Update Date
05-29-2025
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Location Map

Secondary Locations

  • 12827 Harbor Blvd Ste G
    Garden Grove, CA 92840
    (714) 534-1680

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

STEVEN BUI MD

Authorized Official Title
PARTNER
Authorized Official Phone
(714) 534-1680

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.

Balloon dilation of artery with review by radiologist, initial artery

Balloon dilation of an artery is a procedure where a small balloon is inserted into a narrowed artery and inflated to widen it. This improves blood flow. A radiologist reviews the procedure to ensure its success. It's typically the first artery treated.

This service was performed 11 times for 11 patients

Balloon dilation of vein with review by radiologist, initial vein

Balloon dilation of a vein is a procedure where a small balloon is inserted into a narrowed vein. Once in place, the balloon is inflated to widen the vein and improve blood flow. The procedure is overseen by a radiologist, who uses imaging techniques to ensure accurate placement of the balloon. This is done on the initial vein requiring treatment.

This service was performed 22 times for 19 patients

Complete ultrasound of artery and vein blood flow pre-op assessment on both sides of body for hemodialysis access

This procedure involves using ultrasound technology to examine the blood flow in your arteries and veins on both sides of your body. It's crucial for preparing for hemodialysis access, ensuring safe and effective treatment.

This service was performed 34 times for 34 patients

Injection, alteplase recombinant, 1 mg

Alteplase recombinant is a medication given by injection. It's a clot-busting drug used to treat conditions like strokes or heart attacks by dissolving blood clots that block blood flow. The dose is typically 1 mg. It's crucial to administer it quickly after symptoms appear.

This service was performed 144 times for 40 patients

Insertion of needle and/or tube into hemodialysis circuit and balloon dilation of dialysis segment with review by radiologist

This procedure involves inserting a needle or tube into your hemodialysis circuit, a system that cleans your blood when your kidneys can't. A balloon is then used to widen a narrow section of this circuit. A radiologist reviews the procedure to ensure accuracy.

This service was performed 338 times for 216 patients

Insertion of needle and/or tube into hemodialysis circuit and insertion of stent in dialysis segment with review by radiologist

This procedure involves placing a needle or tube into your hemodialysis circuit, a system used to clean your blood when kidneys are not working properly. A stent, a small tube, is then inserted into the dialysis segment to keep it open. A radiologist reviews the process to ensure accuracy.

This service was performed 22 times for 21 patients

Insertion of needle and/or tube into hemodialysis circuit with review by radiologist

This procedure involves inserting a needle or tube into your hemodialysis circuit, which is part of the system that cleans your blood when your kidneys can't. A radiologist, a doctor specialized in imaging techniques, will review the process to ensure everything is correct.

This service was performed 40 times for 37 patients

Insertion of tunneled central venous tube for infusion (5 years or older)

The insertion of a tunneled central venous tube is a procedure where a thin, flexible tube is placed into a large vein, usually in the neck or chest. This tube allows healthcare providers to give medications, fluids, or nutrients directly into your bloodstream over a longer period.

This service was performed 13 times for 13 patients

Relocation of arm vein with connection to arm artery for hemodialysis

This procedure involves moving a vein in your arm and connecting it to an artery. This creates a larger, stronger vein that can be used for hemodialysis, a treatment for kidney disease. It helps clean your blood when your kidneys can't.

This service was performed 35 times for 35 patients

Removal and dissolving of blood clot from vein using fluoroscopic guidance, initial treatment

This procedure involves the use of fluoroscopy, a type of medical imaging, to locate and dissolve a blood clot in a vein. The initial treatment involves injecting a clot-dissolving medication into the affected vein to break down the clot and restore normal blood flow.

This service was performed 43 times for 39 patients

Removal and/or dissolving of blood clot in hemodialysis circuit and balloon dilation of dialysis segment and placement of stent with review by radiologist

This is a procedure to improve your dialysis treatment. If a blood clot blocks your dialysis circuit, it's removed or dissolved. If the dialysis segment is narrow, a balloon is used to widen it. Sometimes, a stent is placed to keep it open. A radiologist reviews all these steps to ensure accuracy.

This service was performed 23 times for 20 patients

Removal and/or dissolving of blood clot in hemodialysis circuit and balloon dilation of dialysis segment with imaging review by radiologist, with balloon tube

This procedure involves eliminating a blood clot in your hemodialysis circuit, ensuring smooth blood flow. A balloon tube is used to widen the dialysis segment if needed. Images are taken and reviewed by a radiologist to confirm successful completion.

This service was performed 39 times for 30 patients

Removal of tunneled central venous tube

A tunneled central venous tube removal is a procedure to take out a long, thin tube that was previously placed in a large vein in your body. This tube helps deliver medication or nutrition. The removal is usually quick and done under local anesthesia.

This service was performed 104 times for 102 patients

Replacement of tunneled central venous tube

A tunneled central venous tube replacement is a procedure where an existing tube, used to deliver medication or nutrition directly to a large vein, is replaced. This is done under local anesthesia and involves inserting a new tube through a small incision.

This service was performed 38 times for 31 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
05D2273961
Facility Type
Ambulatory Surgery Center
Certificate Effective Date
December 21, 2024
Certificate Expiration Date
December 20, 2026
Laboratory Director
MASSOUD ARBADZADEH
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Ocvac - Asc Llc 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 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 1275129181, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).

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
7
Doubled → 14 → 1 + 4
Pos 4
5
Unchanged
Pos 5
1
Doubled → 2
Pos 6
2
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
1
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
1
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 7 → 14 → 5 1 → 2 9 → 18 → 9 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 1 + 4 + 5 + 2 + 2 + 1 + 8 + 1 + 1 + 6 + 24 = 59

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

The next multiple of ten after 59 is 60. The difference is the calculated check digit.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1275129181.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Radiology (Vascular & Interventional Radiology)
12827 HARBOR BLVD STE G1
GARDEN GROVE, CA 92840
Internal Medicine (Nephrology)
12827 HARBOR BLVD STE G1
GARDEN GROVE, CA 92840

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1275129181, enumerated as an "organization" on December 15, 2020.

The provider is located at 12827 HARBOR BLVD STE G1 GARDEN GROVE, CA 92840 and the phone number is (714) 534-1680.

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