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Anesthesiology

George G. Romero, MD

Works at hospitals in Sacramento, CA · California

Summary

Dr. George G. Romero, MD is an anesthesiologist at 4001 J St, Sacramento, CA 95819. Phone: (916) 453-4545. Accepts Medicare assignment. In 2024, George G. Romero had 172 Original Medicare patients and 204 services. NPI 1649265356. 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: Anesthesiologist (Medicare lists Anesthesiology)
  • Address: 4001 J St, Sacramento, CA 95819 · Directions
  • Phone: (916) 453‑4545
  • Medicare: Accepts Medicare assignment
  • Hospital: Mercy General Hospital
  • Group practice: Cep America - Anesthesia PC
  • Medical school: Hahnemann University College Of Medicine · graduated 1984 (42 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about George G. Romero, 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 George G. Romero accept Medicare assignment?
Yes. Medicare's clinician data says George G. Romero 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 George G. Romero see?
In 2024, CMS data shows 172 Original Medicare patients and 204 services for George G. Romero. This counts Original Medicare only and measures volume, not quality.
What is George G. Romero's NPI number?
1649265356. 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 George G. Romero, 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 patients172
Services billed to Medicare204
Different services or procedures50
Participating Medicare providerYes
Average age of these patients73

Most frequent services

  1. Anesthesia for procedure to assess heart electrical activity (00537)42 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 pressure75%
  • High cholesterol75%
  • Arthritis58%
  • Atrial fibrillation41%
  • Diabetes33%
  • Chronic kidney disease26%

Hospitals where George G. Romero works

Medicare's Facility Affiliation Data lists George G. Romero 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 George G. Romero is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists George G. Romero as a member of this group (CMS data updated October 2, 2026).

  • Cep America - Anesthesia PC849 clinicians in the group

Specialties

Find other Anesthesiology doctors in California →

Other anesthesiologists in Sacramento

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

All anesthesiologists in Sacramento →

Other clinicians in Cep America - Anesthesia PC

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

Clinician information

CredentialMD
Medical schoolHahnemann University College Of Medicine
Graduation year1984 (42 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649265356
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