ROY CLARK DAVIS M.D.
NPI 1083748198
Specialist in Pasadena, CA
NPI Status: Active since March 14, 2007
Contact Information
10 CONGRESS ST
SUITE 509
PASADENA, CA
ZIP 91105
Phone: (626) 795-6327
- Individual
- Male
- Specialist
About ROY DAVIS
This page provides the complete NPI Profile along with additional information for Roy Davis, a provider established in Pasadena, California with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1083748198 assigned on March 2007. The practitioner's primary taxonomy code is 174400000X with license number G13731 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.
- NPI
- 1083748198
- Provider Name
- ROY CLARK DAVIS M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 10 CONGRESS ST SUITE 509 PASADENA, CA 91105
- Location Phone
- (626) 795-6327
- Mailing Address
- 10 CONGRESS ST SUITE 509 PASADENA, CA 91105
- Mailing Phone
- (626) 795-6327
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 03-14-2007
- Last Update Date
- 07-08-2007
- 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
Specialist
- Taxonomy Code
- 174400000X
- Type
- Other Service Providers
- License No.
- G13731
- License State
- CA
- Taxonomy Description
- An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| G13731 | MEDICARE ID-TYPE UNSPECIFIED (04) | CA | |
| A89196 | MEDICARE UPIN (02) | CA |
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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 1083748198, 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.
PASADENA, CA 91105
PASADENA, CA 91105
PASADENA, CA 91105
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1083748198, enumerated as an "individual" on March 14, 2007.
The provider is located at 10 CONGRESS ST SUITE 509 PASADENA, CA 91105 and the phone number is (626) 795-6327.
Specialist with taxonomy code 174400000X.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
