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Radiation Oncology

Andrew J. Wong, MD

Works at hospitals in Sacramento, CA · California

Summary

Dr. Andrew J. Wong, MD is a radiation oncologist at 2315 Stockton Blvd, Sacramento, CA 95817. Phone: (916) 734-2525. Accepts Medicare assignment. In 2024, Andrew J. Wong had 199 Original Medicare patients and 1,941 services. NPI 1700316916. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Radiation oncologist (Medicare lists Radiation Oncology)
  • Address: 2315 Stockton Blvd, Sacramento, CA 95817 · Directions (3 more locations)
  • Phone: (916) 734‑2525
  • Medicare: Accepts Medicare assignment
  • Hospital: University of California Davis Medical Center
  • Group practice: Regents of the Univ of Ca
  • Medical school: graduated 2017 (9 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Andrew J. Wong, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Andrew J. Wong accept Medicare assignment?
Yes. Medicare's clinician data says Andrew J. Wong accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Andrew J. Wong see?
In 2024, CMS data shows 199 Original Medicare patients and 1,941 services for Andrew J. Wong. This counts Original Medicare only and measures volume, not quality.
What is Andrew J. Wong's NPI number?
1700316916. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Andrew J. Wong, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients199
Services billed to Medicare1,941
Different services or procedures37
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Ct guidance for insertion of radiation therapy fields (77014)860 services
  2. Design and construction of complex radiation treatment device (77334)147 services
  3. Radiation treatment management, 5 treatment sessions (77427)139 services
  4. Calculation of radiation therapy dose (77300)129 services
  5. Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (G2212)115 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
  • High blood pressure74%
  • High cholesterol69%
  • Arthritis44%
  • Diabetes35%
  • Ischemic heart disease31%

Hospitals where Andrew J. Wong works

Medicare's Facility Affiliation Data lists Andrew J. Wong at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Andrew J. Wong is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Andrew J. Wong as a member of this group (CMS data updated October 2, 2026).

  • Regents of the Univ of Ca1,584 clinicians in the group

Specialties

Find other Radiation Oncology doctors in California →

Other radiation oncologists in Sacramento

Clinicians with the same Medicare primary specialty in Sacramento, CA — not a recommendation.

All radiation oncologists in Sacramento →

Other clinicians in Regents of the Univ of Ca

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2017 (9 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1700316916
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians