DR. ANDREA TESS FISHER MD
NPI 1104576610
Surgery - Vascular Surgery in Palo Alto, CA
NPI Status: Active since March 27, 2022
Contact Information
780 WELCH RD STE CJ350
PALO ALTO, CA
ZIP 94304
Phone: (650) 723-2185
- Individual
- Female
- Surgery
- Vascular Surgery
About ANDREA FISHER
This page provides the complete NPI Profile along with additional information for Andrea Fisher, a provider established in Palo Alto, California with a medical specialization in Surgery, focusing in vascular surgery . The healthcare provider is registered in the NPI registry with number 1104576610 assigned on March 2022. The practitioner's primary taxonomy code is 2086S0129X with license number 188745 (CA). The provider is registered as an individual and her NPI record was last updated 3 years ago.
- NPI
- 1104576610
- Provider Name
- DR. ANDREA TESS FISHER MD
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 780 WELCH RD STE CJ350 PALO ALTO, CA 94304
- Location Phone
- (650) 723-2185
- Mailing Address
- 531 LASUEN MALL # 19461 STANFORD, CA 94305
- Mailing Phone
- (925) 354-8844
- Is Sole Proprietor?
- No
- Enumeration Date
- 03-27-2022
- Last Update Date
- 08-16-2023
- 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
Surgery Vascular Surgery
- Taxonomy Code
- 2086S0129X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 188745
- License State
- CA
- Taxonomy Description
- A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
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 | 390200000X | Student, Health Care | Student in an Organized Health Care Education/Training Program |
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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 1104576610, we treat the final digit (0) 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 50. The final step is to find the difference between that total and the next multiple of ten (50 - 50 = 0).
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 50 is 50. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1104576610, enumerated as an "individual" on March 27, 2022.
The provider is located at 780 WELCH RD STE CJ350 PALO ALTO, CA 94304 and the phone number is (650) 723-2185.
Surgery with taxonomy code 2086S0129X and a focus in Vascular Surgery.
