Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Cynthia L. Fambro, MD

Sees patients in National City, CA · California

Summary

Dr. Cynthia L. Fambro, MD is a family doctor at 1136 D Ave, National City, CA 91950. Phone: (619) 662-4100. Accepts Medicare assignment. In 2024, Cynthia L. Fambro had 41 Original Medicare patients and 103 services. NPI 1710331707. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 1136 D Ave, National City, CA 91950 · Directions
  • Phone: (619) 662‑4100
  • Medicare: Accepts Medicare assignment
  • Group practice: Centro de Salud de la Comunidad de San Ysidro, Inc.
  • Medical school: graduated 2016 (10 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Cynthia L. Fambro, 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 Cynthia L. Fambro accept Medicare assignment?
Yes. Medicare's clinician data says Cynthia L. Fambro 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 Cynthia L. Fambro see?
In 2024, CMS data shows 41 Original Medicare patients and 103 services for Cynthia L. Fambro. This counts Original Medicare only and measures volume, not quality.
What is Cynthia L. Fambro's NPI number?
1710331707. 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 Cynthia L. Fambro, 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 patients41
Services billed to Medicare103
Different services or procedures18
Participating Medicare providerYes
Average age of these patients69

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)60 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 cholesterol75%
  • High blood pressure73%
  • Arthritis54%
  • Diabetes46%

Practice locations

Addresses where Cynthia L. Fambro is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Cynthia L. Fambro as a member of this group (CMS data updated October 2, 2026).

  • Centro de Salud de la Comunidad de San Ysidro, Inc.297 clinicians in the group

Specialties

Find other Family Practice doctors in California →

Other family doctors in National City

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

All family doctors in National City →

Other clinicians in Centro de Salud de la Comunidad de San Ysidro, Inc.

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

Clinician information

CredentialMD
Graduation year2016 (10 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1710331707
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