DR. ALLISON YUAN ZHONG MD
NPI 1033969860
Radiology - Radiation Oncology in Palo Alto, CA

NPI Status: Active since March 25, 2024

Contact Information

875 BLAKE WILBUR DR
PALO ALTO, CA
ZIP 94304
Phone: (650) 723-6171

Get Directions Write a Review

  • Individual
  • Female
  • Radiology
  • Radiation Oncology

About ALLISON ZHONG

This page provides the complete NPI Profile along with additional information for Allison Zhong, a provider established in Palo Alto, California with a medical specialization in Radiology, focusing in radiation oncology . The healthcare provider is registered in the NPI registry with number 1033969860 assigned on March 2024. The practitioner's primary taxonomy code is 2085R0001X with license number 14652 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.

NPI
1033969860
Provider Name
DR. ALLISON YUAN ZHONG MD
Gender
Female
Entity Type
Individual
Location Address
875 BLAKE WILBUR DR PALO ALTO, CA 94304
Location Phone
(650) 723-6171
Mailing Address
875 BLAKE WILBUR DRIVE MAIL CODE: 5847 STANFORD, CA 94305
Is Sole Proprietor?
No
Enumeration Date
03-25-2024
Last Update Date
10-19-2025
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

Radiology Radiation Oncology

Taxonomy Code
2085R0001X
Type
Allopathic & Osteopathic Physicians
License No.
14652
License State
CA
Taxonomy Description
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

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)
1390200000XStudent, Health Care

Student in an Organized Health Care Education/Training Program

14652 (CA)

Reviews for DR. ALLISON YUAN ZHONG MD

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1033969860, 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 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.

Pos 1
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
3
Doubled → 6
Pos 4
3
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
8
Unchanged
Pos 9
6
Doubled → 12 → 1 + 2
Check
0
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 3 → 6 9 → 18 → 9 9 → 18 → 9 6 → 12 → 3

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 0 + 6 + 3 + 1 + 8 + 6 + 1 + 8 + 8 + 1 + 2 + 24 = 70

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 70 is 70. The difference is the calculated check digit.

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1033969860.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Physician Assistant (Surgical)
875 BLAKE WILBUR DR, MAIL CODE 5826
PALO ALTO, CA 94304
Psychiatry & Neurology (Neurology)
875 BLAKE WILBUR DR, RM CC2221
PALO ALTO, CA 94304
Internal Medicine
875 BLAKE WILBUR DR, CC2241
PALO ALTO, CA 94304
Specialist
875 BLAKE WILBUR DR, #2234
PALO ALTO, CA 94304
Internal Medicine (Medical Oncology)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Internal Medicine (Medical Oncology)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Nurse Practitioner (Family)
875 BLAKE WILBUR DR, RM CC2342
PALO ALTO, CA 94304
Internal Medicine (Medical Oncology)
875 BLAKE WILBUR DR, STANFORD CANCER CENTER
PALO ALTO, CA 94304
Pharmacist (Oncology)
875 BLAKE WILBUR DR, SUITE CC1101
PALO ALTO, CA 94304
Specialist
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Nurse Practitioner (Women's Health)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Internal Medicine
875 BLAKE WILBUR DR, STANFORD CANCER CENTER
PALO ALTO, CA 94304
Radiology (Radiation Oncology)
875 BLAKE WILBUR DR, DEPT. RADIATION ONCOLOGY - CANCER CENTER
PALO ALTO, CA 94304
Radiology (Radiation Oncology)
875 BLAKE WILBUR DR, MC 5847
PALO ALTO, CA 94304
Internal Medicine
875 BLAKE WILBUR DR, MC: 5826
PALO ALTO, CA 94304
Pharmacist
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Nurse Practitioner (Acute Care)
875 BLAKE WILBUR DR, OFFICE 2321
PALO ALTO, CA 94304
Radiology (Radiation Oncology)
875 BLAKE WILBUR DR, MC 5847
PALO ALTO, CA 94304
Nurse Practitioner
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Nurse Practitioner (Family)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1033969860, enumerated as an "individual" on March 25, 2024.

The provider is located at 875 BLAKE WILBUR DR PALO ALTO, CA 94304 and the phone number is (650) 723-6171.

Radiology with taxonomy code 2085R0001X and a focus in Radiation Oncology.