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Pediatric Medicine

Josefina T. Guerrero, MD

Works at hospitals in Rancho Mirage, CA · California

Summary

Dr. Josefina T. Guerrero, MD is a pediatrician at 39950 Vista Del Sol, Rancho Mirage, CA 92270. Phone: (760) 340-0053. Accepts Medicare assignment. In 2024, Josefina T. Guerrero had 451 Original Medicare patients and 479 services. NPI 1487666996. 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: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 39950 Vista Del Sol, Rancho Mirage, CA 92270 · Directions (1 more location)
  • Phone: (760) 340‑0053
  • Medicare: Accepts Medicare assignment
  • Hospital: Eisenhower Medical Center
  • Group practice: Eisenhower Medical Center
  • Medical school: graduated 1977 (49 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Josefina T. Guerrero, 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 Josefina T. Guerrero accept Medicare assignment?
Yes. Medicare's clinician data says Josefina T. Guerrero 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 Josefina T. Guerrero see?
In 2024, CMS data shows 451 Original Medicare patients and 479 services for Josefina T. Guerrero. This counts Original Medicare only and measures volume, not quality.
What is Josefina T. Guerrero's NPI number?
1487666996. 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 Josefina T. Guerrero, 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 patients451
Services billed to Medicare479
Different services or procedures12
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)435 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)26 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%
  • Arthritis57%
  • Ischemic heart disease33%
  • Anxiety28%
  • Chronic kidney disease28%

Hospitals where Josefina T. Guerrero works

Medicare's Facility Affiliation Data lists Josefina T. Guerrero 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 Josefina T. Guerrero is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Josefina T. Guerrero as a member of this group (CMS data updated October 2, 2026).

  • Eisenhower Medical Center456 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in California →

Other pediatricians in California

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

All pediatricians in California →

Other clinicians in Eisenhower Medical Center

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

Clinician information

CredentialMD
Graduation year1977 (49 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1487666996
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