Individual Healthcare Provider
Alexander Andrew Tong
Provider's NPPES record last updated: May 12, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1356804926
- Primary Specialty
- Internal Medicine — Medical Oncology
- Practice Location
- San Diego, California
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 17, 2026, 11:44 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Internal Medicine
Medical Oncology
Allopathic & Osteopathic Physicians
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
Taxonomy code 207RX0202X Student in an Organized Health Care Education/Training Program
Student, Health Care
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Taxonomy code 390200000XHospitalist
Allopathic & Osteopathic Physicians
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Taxonomy code 208M00000X
Provider-Reported License Information
- Internal Medicine (California)
- 177987
- Hospitalist (California)
- A177987
Practice Locations
Practice Location
200 W Arbor Dr
San Diego, California 92103-9000
Phone: (800) 926-8273
Additional Practice Location
3855 Health Sciences Dr
La Jolla, California 92093-1503
Phone: (800) 926-8273
Fax: (888) 539-8781
Additional Practice Location
9300 Campus Point Dr
La Jolla, California 92037-1300
Phone: (800) 926-8273
Fax: (888) 539-8781
Record Information
- Enumeration Date
- April 10, 2019
- Provider's NPPES Record Last Updated
- May 12, 2026
- Certification Date
- May 12, 2026
- NPISignal NPPES Dataset
- August 2026
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