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Hematology/Oncology

Ana F. Borgas, MD

Sees patients in Bellflower, CA · California

Summary

Dr. Ana F. Borgas, MD is a hematologist-oncologist at 9333 Rosecrans Ave, Bellflower, CA 90706. Phone: (562) 461-3000. Accepts Medicare assignment. In 2024, Ana F. Borgas had 38 Original Medicare patients and 5,679 services. NPI 1013065937. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Hematologist-oncologist (Medicare lists Hematology/Oncology)
  • Address: 9333 Rosecrans Ave, Bellflower, CA 90706 · Directions (1 more location)
  • Phone: (562) 461‑3000
  • Medicare: Accepts Medicare assignment
  • Group practice: Southern California Permanente Medical Group
  • Medical school: Stanford University School Of Medicine · graduated 2000 (26 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Ana F. Borgas, 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 Ana F. Borgas accept Medicare assignment?
Yes. Medicare's clinician data says Ana F. Borgas 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 Ana F. Borgas see?
In 2024, CMS data shows 38 Original Medicare patients and 5,679 services for Ana F. Borgas. This counts Original Medicare only and measures volume, not quality.
What is Ana F. Borgas's NPI number?
1013065937. 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 Ana F. Borgas, 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 patients38
Services billed to Medicare5,679
Different services or procedures39
Participating Medicare providerYes
Average age of these patients60

Most frequent services

  1. Infusion, normal saline solution , 1000 cc (J7030)45 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).

  • High blood pressure55%
  • High cholesterol55%
  • Diabetes37%
  • Chronic kidney disease32%
  • Arthritis29%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)29%

Practice locations

Addresses where Ana F. Borgas is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ana F. Borgas as a member of this group (CMS data updated October 2, 2026).

  • Southern California Permanente Medical Group11,293 clinicians in the group

Specialties

Find other Hematology/Oncology doctors in California →

Other hematologist-oncologists in Bellflower

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

All hematologist-oncologists in Bellflower →

Other clinicians in Southern California Permanente Medical Group

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

Clinician information

CredentialMD
Medical schoolStanford University School Of Medicine
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1013065937
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians