ZACHARY MICHAEL DANIELS DO
NPI 1235985581
Emergency Medicine in Pomona, CA
NPI Status: Active since April 27, 2024
Contact Information
309 E 2ND ST
POMONA, CA
ZIP 91766
Phone: (909) 469-5589
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Individual
- Male
- Emergency Medicine
About ZACHARY DANIELS
This page provides the complete NPI Profile along with additional information for Zachary Daniels, a provider established in Pomona, California with a medical specialization in Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1235985581 assigned on April 2024. The practitioner's primary taxonomy code is 207P00000X with license number R4924 (AZ). The provider is registered as an individual and his NPI record was last updated June 2026.
- NPI
- 1235985581
- Provider Name
- ZACHARY MICHAEL DANIELS DO
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 309 E 2ND ST POMONA, CA 91766
- Location Phone
- (909) 469-5589
- Mailing Address
- 2800 E AJO WAY TUCSON, AZ 85713
- Mailing Phone
- (520) 874-2000
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 04-27-2024
- Last Update Date
- 06-08-2026
- 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.
- R4924
- License State
- AZ
- 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.
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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 1235985581, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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.
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 69 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.
POMONA, CA 91766
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1235985581, enumerated as an "individual" on April 27, 2024.
The provider is located at 309 E 2ND ST POMONA, CA 91766 and the phone number is (909) 469-5589.
Emergency Medicine with taxonomy code 207P00000X.
