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Internal Medicine

William Baladron Guerra, MD

Sees patients in Brandon, FL · Florida

Summary

Dr. William Baladron Guerra, MD is an internal medicine doctor at 1989 W Lumsden Rd, Optum Brandon, Brandon, FL 33511. Phone: (813) 653-3111. Accepts Medicare assignment. In 2024, William Baladron Guerra had 15 Original Medicare patients and 45 services. NPI 1629531348. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1989 W Lumsden Rd, Optum Brandon, Brandon, FL 33511 · Directions
  • Phone: (813) 653‑3111
  • Medicare: Accepts Medicare assignment
  • Group practice: Optumcare Florida, LLC
  • Medical school: graduated 2000 (26 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about William Baladron Guerra, 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 William Baladron Guerra accept Medicare assignment?
Yes. Medicare's clinician data says William Baladron Guerra 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 William Baladron Guerra see?
In 2024, CMS data shows 15 Original Medicare patients and 45 services for William Baladron Guerra. This counts Original Medicare only and measures volume, not quality.
What is William Baladron Guerra's NPI number?
1629531348. 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 William Baladron Guerra, 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 patients15
Services billed to Medicare45
Different services or procedures12
Participating Medicare providerYes
Average age of these patients72

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%

Practice locations

Addresses where William Baladron Guerra is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists William Baladron Guerra as a member of this group (CMS data updated October 2, 2026).

  • Optumcare Florida, LLC272 clinicians in the group

Specialties

Find other Internal Medicine doctors in Florida →

Other internal medicine doctors in Brandon

Clinicians with the same Medicare primary specialty in Brandon, FL — not a recommendation.

All internal medicine doctors in Brandon →

Other clinicians in Optumcare Florida, LLC

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

Clinician information

CredentialMD
Graduation year2000 (26 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1629531348
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