LOS PALOS GASTROENTEROLOGY SPECIALISTS INC
NPI 1538534946
Internal Medicine - Gastroenterology in Salinas, CA

NPI Status: Active since December 10, 2015

Contact Information

1083 LOS PALOS DR
SALINAS, CA
ZIP 93901
Phone: (831) 424-8888
Fax: (831) 424-8889

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  • Organization
  • Internal Medicine
  • Gastroenterology
  • CLIA Number: 05D1067003
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 02-13-2026

About LOS PALOS GASTROENTEROLOGY SPECIALISTS INC

This page provides the complete NPI Profile along with additional information for Los Palos Gastroenterology Specialists Inc, an internist established in Salinas, California operating as a Internal Medicine, focusing in gastroenterology . The healthcare provider is registered in the NPI registry with number 1538534946 assigned on December 2015. The practitioner's primary taxonomy code is 207RG0100X. The provider is registered as an organization and their NPI record was last updated one year ago. Los Palos Gastroenterology Specialists Inc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Dr. Steven G Johnson Md (Officer)

NPI
1538534946
Provider Name
LOS PALOS GASTROENTEROLOGY SPECIALISTS INC
Entity Type
Organization
Location Address
1083 LOS PALOS DR SALINAS, CA 93901
Location Phone
(831) 424-8888
Location Fax
(831) 424-8889
Mailing Address
1083 LOS PALOS DR SALINAS, CA 93901
Mailing Phone
(831) 424-8888
Mailing Fax
(831) 424-8889
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-10-2015
Last Update Date
10-02-2025
Code Navigator

An internist like Los Palos Gastroenterology Specialists Inc is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 240 Westgate Dr
    Watsonville, CA 95076
    (831) 722-8807

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

Internal Medicine Gastroenterology

Taxonomy Code
207RG0100X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

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)
1207ZP0105XAllopathic & Osteopathic Physicians

Pathology
Clinical Pathology/Laboratory Medicine

 

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. STEVEN G JOHNSON MD

Authorized Official Title
OFFICER
Authorized Official Phone
(831) 424-8888

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
05D1067003
Facility Type
Physician Office
Certificate Effective Date
February 14, 2024
Certificate Expiration Date
February 13, 2026
Laboratory Director
JOHNNY HU
Certificate Type
Certificate of Compliance
Certificate Type Description
This CLIA certificate is issued to Los Palos Gastroenterology Specialists Inc 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 1538534946, 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.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
3
Doubled → 6
Pos 4
8
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
3
Unchanged
Pos 7
4
Doubled → 8
Pos 8
9
Unchanged
Pos 9
4
Doubled → 8
Check
6
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 5 → 10 → 1 4 → 8 4 → 8

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 6 + 8 + 1 + 0 + 3 + 8 + 9 + 8 + 24 = 74

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.

80 - 74 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1538534946.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Internal Medicine (Gastroenterology)
1083 LOS PALOS DR
SALINAS, CA 93901
Internal Medicine (Gastroenterology)
1083 LOS PALOS DR
SALINAS, CA 93901
Nurse Anesthetist, Certified Registered
1083 LOS PALOS DR
SALINAS, CA 93901
Internal Medicine (Gastroenterology)
1083 LOS PALOS DR
SALINAS, CA 93901
Internal Medicine (Gastroenterology)
1083 LOS PALOS DR
SALINAS, CA 93901
Pathology (Anatomic Pathology & Clinical Pathology)
1083 LOS PALOS DR
SALINAS, CA 93901
Nurse Practitioner (Gerontology)
1083 LOS PALOS DR
SALINAS, CA 93901
Internal Medicine (Gastroenterology)
1083 LOS PALOS DR
SALINAS, CA 93901
Internal Medicine (Gastroenterology)
1083 LOS PALOS DR
SALINAS, CA 93901

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1538534946, enumerated as an "organization" on December 10, 2015.

The provider is located at 1083 LOS PALOS DR SALINAS, CA 93901 and the phone number is (831) 424-8888.

Internal Medicine with taxonomy code 207RG0100X and a focus in Gastroenterology.