COMPREHENSIVE VASCULAR SPECIALTY GROUP
NPI 1174848550
Surgery - Vascular Surgery in Los Angeles, CA

NPI Status: Active since March 29, 2010

Contact Information

8635 W 3RD ST
STE. 865W
LOS ANGELES, CA
ZIP 90048
Phone: (310) 657-8237
Fax: (310) 659-2937

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  • Organization
  • Surgery
  • Vascular Surgery
  • CLIA Number: 05D0546491
  • CLIA Cert. Type: Independent
  • CLIA Exp. Date: 02-09-2026

About COMPREHENSIVE VASCULAR SPECIALTY GROUP

This page provides the complete NPI Profile along with additional information for Comprehensive Vascular Specialty Group, a provider established in Los Angeles, California operating as a Surgery, focusing in vascular surgery . The healthcare provider is registered in the NPI registry with number 1174848550 assigned on March 2010. The practitioner's primary taxonomy code is 2086S0129X. The provider is registered as an organization and their NPI record was last updated 16 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Massoud H Agahi Md (Md / President)

NPI
1174848550
Provider Name
COMPREHENSIVE VASCULAR SPECIALTY GROUP
Entity Type
Organization
Location Address
8635 W 3RD ST STE. 865W LOS ANGELES, CA 90048
Location Phone
(310) 657-8237
Location Fax
(310) 659-2937
Mailing Address
PO BOX 571596 TARZANA, CA 91357
Mailing Phone
(310) 657-8237
Mailing Fax
(310) 659-2937
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-29-2010
Last Update Date
03-29-2010
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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

Surgery Vascular Surgery

Taxonomy Code
2086S0129X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

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

MASSOUD H AGAHI MD

Authorized Official Title
MD / PRESIDENT
Authorized Official Phone
(310) 657-8237

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
05D0546491
Facility Type
Independent
Certificate Effective Date
February 10, 2024
Certificate Expiration Date
February 09, 2026
Laboratory Director
ROBERT S. SANFORD MD
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Comprehensive Vascular Specialty Group after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements. This type of certificate is issued to laboratories that perform nonwaived (moderate and/or high complexity) testing.

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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 1174848550, 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
1
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
4
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
5
Unchanged
Pos 9
5
Doubled → 10 → 1 + 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 7 → 14 → 5 8 → 16 → 7 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 1 + 4 + 4 + 1 + 6 + 4 + 1 + 6 + 5 + 1 + 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 1174848550.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Cardiovascular Disease)
8635 W 3RD ST, STE# 1050 W
LOS ANGELES, CA 90048
Internal Medicine (Cardiovascular Disease)
8635 W 3RD ST, STE# 1050W
LOS ANGELES, CA 90048
Surgery
8635 W 3RD ST, STE# 795W
LOS ANGELES, CA 90048
Internal Medicine (Nephrology)
8635 W 3RD ST, STE# 865W
LOS ANGELES, CA 90048
Obstetrics & Gynecology (Gynecology)
8635 W 3RD ST, SUITE 680 WEST
LOS ANGELES, CA 90048
Internal Medicine (Cardiovascular Disease)
8635 W 3RD ST, SUITE 355W
LOS ANGELES, CA 90048
Specialist
8635 W 3RD ST, SUITE 1 WEST
LOS ANGELES, CA 90048
Urology
8635 W 3RD ST, SUITE 1 WEST
LOS ANGELES, CA 90048
Internal Medicine (Nephrology)
8635 W 3RD ST, STE# 695W
LOS ANGELES, CA 90048
Urology
8635 W 3RD ST, SUITE 1W
LOS ANGELES, CA 90048
Internal Medicine (Nephrology)
8635 W 3RD ST, STE#485W
LOS ANGELES, CA 90048
Urology
8635 W 3RD ST
LOS ANGELES, CA 90048
Internal Medicine (Gastroenterology)
8635 W 3RD ST, SUITE 960-W
LOS ANGELES, CA 90048
Internal Medicine (Cardiovascular Disease)
8635 W 3RD ST, SUITE 1050W
LOS ANGELES, CA 90048
Urology
8635 W 3RD ST, SUITE 460W
LOS ANGELES, CA 90048
Urology
8635 W 3RD ST, 765W
LOS ANGELES, CA 90048
Urology
8635 W 3RD ST, SUITE 1 WEST
LOS ANGELES, CA 90048
Internal Medicine
8635 W 3RD ST, SUITE 790W
LOS ANGELES, CA 90048
Urology
8635 W 3RD ST, SUITE 1 WEST
LOS ANGELES, CA 90048
Occupational Therapist
8635 W 3RD ST, SUITE # 465W
LOS ANGELES, CA 90048

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1174848550, enumerated as an "organization" on March 29, 2010.

The provider is located at 8635 W 3RD ST STE. 865W LOS ANGELES, CA 90048 and the phone number is (310) 657-8237.

Surgery with taxonomy code 2086S0129X and a focus in Vascular Surgery.