PACIFIC MEDICAL CLINIC
NPI 1750491221
Preventive Medicine - Preventive Medicine/Occupational Environmental Medicine in Santa Ana, CA

NPI Status: Active since August 30, 2006

Contact Information

1534 E WARNER AVE
SUITE A
SANTA ANA, CA
ZIP 92705
Phone: (714) 557-5599
Fax: (714) 557-5005

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  • Organization
  • Preventive Medicine
  • Preventive Medicine/Occupational Environ...
  • CLIA Number: 05D0902717
  • CLIA Cert. Type: Industrial
  • CLIA Exp. Date: 06-26-2027

About PACIFIC MEDICAL CLINIC

This page provides the complete NPI Profile along with additional information for Pacific Medical Clinic, a provider established in Santa Ana, California operating as a Preventive Medicine, focusing in preventive medicine/occupational environmental medicine . The healthcare provider is registered in the NPI registry with number 1750491221 assigned on August 2006. The practitioner's primary taxonomy code is 2083P0500X with license number A41712 (CA). The provider is registered as an organization and their NPI record was last updated 16 years ago. Pacific Medical Clinic operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's is doing business as Pacific Medical Clinic. The authorized official of this NPI record is Dr. Gary A. Linnemann M.d. (Medical Director)

NPI
1750491221
Provider Legal Name
GARY A. LINNEMANN, MD, INC.
Other Organization Name
PACIFIC MEDICAL CLINIC
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
1534 E WARNER AVE SUITE A SANTA ANA, CA 92705
Location Phone
(714) 557-5599
Location Fax
(714) 557-5005
Mailing Address
1534 E WARNER AVE SUITE A SANTA ANA, CA 92705
Mailing Phone
(714) 557-5599
Mailing Fax
(714) 557-5005
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
08-30-2006
Last Update Date
04-13-2010
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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

Preventive Medicine Preventive Medicine/Occupational Environmental Medicine

Taxonomy Code
2083P0500X
Type
Allopathic & Osteopathic Physicians
License No.
A41712
License State
CA
Taxonomy Description
A preventive medicine physician who specializes in preventive medicine/occupational-environmental medicine, which is focused on protecting the population from occupational and environmental conditions.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207QA0505XAllopathic & Osteopathic Physicians

Family Medicine
Adult Medicine

A41712 (CA)

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.

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

DR. GARY A. LINNEMANN M.D.

Authorized Official Title
MEDICAL DIRECTOR
Authorized Official Phone
(714) 557-5599

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
05D0902717
Facility Type
Industrial
Certificate Effective Date
June 27, 2025
Certificate Expiration Date
June 26, 2027
Laboratory Director
GARY A. LINNEMAN MD
Certificate Type
Certificate of Waiver
Certificate Type Description
This CLIA certificate is issued to Pacific Medical Clinic 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 1750491221, 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
7
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
0
Unchanged
Pos 5
4
Doubled → 8
Pos 6
9
Unchanged
Pos 7
1
Doubled → 2
Pos 8
2
Unchanged
Pos 9
2
Doubled → 4
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 5 → 10 → 1 4 → 8 1 → 2 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 0 + 0 + 8 + 9 + 2 + 2 + 4 + 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 1750491221.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Preventive Medicine (Preventive Medicine/Occupational Environmental Medicine)
1534 E WARNER AVE, SUITE A
SANTA ANA, CA 92705

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1750491221, enumerated as an "organization" on August 30, 2006.

The provider is located at 1534 E WARNER AVE SUITE A SANTA ANA, CA 92705 and the phone number is (714) 557-5599.

Preventive Medicine with taxonomy code 2083P0500X and a focus in Preventive Medicine/Occupational Environmental Medicine.