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

Gynecological Oncology

Christos A. Karanikkis, MD

Sees patients in Vista, CA · California

Summary

Dr. Christos A. Karanikkis, MD is a gynecologic oncologist at 1000 Vale Terrace Dr, Vista, CA 92084. Phone: (760) 631-5000. Accepts Medicare assignment. NPI 1235192691. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Gynecologic oncologist (Medicare lists Gynecological Oncology)
  • Address: 1000 Vale Terrace Dr, Vista, CA 92084 · Directions
  • Phone: (760) 631‑5000
  • Medicare: Accepts Medicare assignment
  • Group practice: Vista Community Clinic
  • Medical school: Kansas City University Of Med & Biosciences, College Of Osteo Med · graduated 1998 (28 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Christos A. Karanikkis, 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 Christos A. Karanikkis accept Medicare assignment?
Yes. Medicare's clinician data says Christos A. Karanikkis 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.
What is Christos A. Karanikkis's NPI number?
1235192691. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Christos A. Karanikkis is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Christos A. Karanikkis as a member of this group (CMS data updated October 2, 2026).

  • Vista Community Clinic44 clinicians in the group

Specialties

Find other Gynecological Oncology doctors in California →

Other gynecologic oncologists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All gynecologic oncologists in California →

Other clinicians in Vista Community Clinic

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

Clinician information

CredentialMD
Medical schoolKansas City University Of Med & Biosciences, College Of Osteo Med
Graduation year1998 (28 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235192691
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. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians