ERIK J GEIGER MD INC.
NPI 1265224828
Hospitalist in Laguna Beach, CA
NPI Status: Active since May 20, 2025
Contact Information
31872 COAST HWY
LAGUNA BEACH, CA
ZIP 92651
Phone: (949) 364-1400
- Organization
- Hospitalist
About ERIK J GEIGER MD INC.
This page provides the complete NPI Profile along with additional information for Erik J Geiger Md Inc., a provider established in Laguna Beach, California operating as a Hospitalist. The healthcare provider is registered in the NPI registry with number 1265224828 assigned on May 2025. The practitioner's primary taxonomy code is 208M00000X. The provider is registered as an organization and their NPI record was last updated one year 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 Erik J Geiger Md (Physician Owner)
- NPI
- 1265224828
- Provider Name
- ERIK J GEIGER MD INC.
- Entity Type
- Organization
- Location Address
- 31872 COAST HWY LAGUNA BEACH, CA 92651
- Location Phone
- (949) 364-1400
- Mailing Address
- 30 GATEWOOD DR ALISO VIEJO, CA 92656
- Mailing Phone
- (949) 861-1281
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 05-20-2025
- Last Update Date
- 05-20-2025
- Code Navigator
Location Map
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
Hospitalist
- Taxonomy Code
- 208M00000X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
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.
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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 1265224828, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 62 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
LAGUNA BEACH, CA 92651
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1265224828, enumerated as an "organization" on May 20, 2025.
The provider is located at 31872 COAST HWY LAGUNA BEACH, CA 92651 and the phone number is (949) 364-1400.
Hospitalist with taxonomy code 208M00000X.
