DR. JAMES RALPH JACOBS M.D., PH.D.
NPI 1346480308
Emergency Medicine in Stanford, CA
NPI Status: Active since March 03, 2009
Contact Information
866 CAMPUS DR STE 226
STANFORD, CA
ZIP 94305
Phone: (650) 621-0851
Fax: (650) 723-4999
- Individual
- Male
- Emergency Medicine
About JAMES JACOBS
This page provides the complete NPI Profile along with additional information for James Jacobs, a provider established in Stanford, California with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1346480308 assigned on March 2009. The practitioner's primary taxonomy code is 207P00000X with license number 127979 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1346480308
- Provider Name
- DR. JAMES RALPH JACOBS M.D., PH.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 866 CAMPUS DR STE 226 STANFORD, CA 94305
- Location Phone
- (650) 621-0851
- Location Fax
- (650) 723-4999
- Mailing Address
- 866 CAMPUS DR STE 226 STANFORD, CA 94305
- Mailing Phone
- (650) 621-0851
- Mailing Fax
- (650) 723-4999
- Is Sole Proprietor?
- No
- Enumeration Date
- 03-03-2009
- Last Update Date
- 06-02-2025
- 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
Emergency Medicine
- Taxonomy Code
- 207P00000X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 127979
- License State
- CA
- Taxonomy Description
- An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
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) |
|---|---|---|---|---|
| 1 | 207P00000X | Allopathic & Osteopathic Physicians | Emergency Medicine | 094686 (OH) |
| 2 | 207P00000X | Allopathic & Osteopathic Physicians | Emergency Medicine | 96-01157 (NC) |
| 3 | 207P00000X | Allopathic & Osteopathic Physicians | Emergency Medicine | 230097 (NY) |
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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 1346480308, 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.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1346480308, enumerated as an "individual" on March 03, 2009.
The provider is located at 866 CAMPUS DR STE 226 STANFORD, CA 94305 and the phone number is (650) 621-0851.
Emergency Medicine with taxonomy code 207P00000X.
