ONE MEDICAL GROUP, INC
NPI 1801666904
Family Medicine in San Diego, CA

NPI Status: Active since January 09, 2024

Contact Information

1230 COLUMBIA ST STE 100
SAN DIEGO, CA
ZIP 92101
Phone: (619) 232-3500
Fax: (415) 252-7176

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  • Organization
  • Family Medicine
  • CLIA Number: 05D2169099
  • CLIA Cert. Type: Physician Office
  • CLIA Exp. Date: 07-15-2027

About ONE MEDICAL GROUP, INC

This page provides the complete NPI Profile along with additional information for One Medical Group, Inc, a primary care provider established in San Diego, California operating as a Family Medicine. The healthcare provider is registered in the NPI registry with number 1801666904 assigned on January 2024. The practitioner's primary taxonomy code is 207Q00000X. The provider is registered as an organization and their NPI record was last updated 2 years ago. One Medical Group, 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 Andrew S Diamond Md (Chief Medical Officer)

NPI
1801666904
Provider Name
ONE MEDICAL GROUP, INC
Entity Type
Organization
Location Address
1230 COLUMBIA ST STE 100 SAN DIEGO, CA 92101
Location Phone
(619) 232-3500
Location Fax
(415) 252-7176
Mailing Address
1 EMBARCADERO CTR STE 1900 SAN FRANCISCO, CA 94111
Mailing Phone
(415) 658-6791
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-09-2024
Last Update Date
01-09-2024
Code Navigator

A primary care provider (PCP) like One Medical Group, Inc sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

Location Map

Secondary Locations

  • 7740 El Camino Real Ste F
    Carlsbad, CA 92009
    (619) 232-3500
  • 4505 La Jolla Village Dr Ste C5
    San Diego, CA 92122
    (619) 232-3500

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

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

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)
1207R00000XAllopathic & Osteopathic Physicians

Internal Medicine

 
2208000000XAllopathic & Osteopathic Physicians

Pediatrics

 

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

ANDREW S DIAMOND MD

Authorized Official Title
CHIEF MEDICAL OFFICER
Authorized Official Phone
(415) 689-3426

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
05D2169099
Facility Type
Physician Office
Certificate Effective Date
July 16, 2025
Certificate Expiration Date
July 15, 2027
Laboratory Director
BRUCE OLMSCHEID
Certificate Type
Certificate for Provider-Performed Microscopy Procedures (PPMP)
Certificate Type Description
This CLIA certificate is issued to One Medical Group, Inc in which a physician, midlevel practitioner or dentist that performs specific microscopy procedures during the course of a patient's visit. A limited list of provider-performed microscopy procedures is included under this certificate type, which are categorized as moderate 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 1801666904, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
8
Unchanged
Pos 3
0
Doubled → 0
Pos 4
1
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
9
Unchanged
Pos 9
0
Doubled → 0
Check
4
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 0 → 0 6 → 12 → 3 6 → 12 → 3 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 0 + 1 + 1 + 2 + 6 + 1 + 2 + 9 + 0 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1801666904.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Family Medicine
1230 COLUMBIA ST STE 100
SAN DIEGO, CA 92101
Physician Assistant
1230 COLUMBIA ST STE 100
SAN DIEGO, CA 92101
Family Medicine
1230 COLUMBIA ST STE 100
SAN DIEGO, CA 92101
Family Medicine
1230 COLUMBIA ST STE 100
SAN DIEGO, CA 92101

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1801666904, enumerated as an "organization" on January 09, 2024.

The provider is located at 1230 COLUMBIA ST STE 100 SAN DIEGO, CA 92101 and the phone number is (619) 232-3500.

Family Medicine with taxonomy code 207Q00000X.