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Emergency Medicine

Charles T. Spencer Iii, MD

Works at hospitals in Gonzales, TX · Durango, CO · Texas, Colorado

Summary

Dr. Charles T. Spencer Iii, MD is an emergency medicine doctor at 1110 N Sarah Dewitt Dr, Gonzales, TX 78629. Accepts Medicare assignment. In 2024, Charles T. Spencer Iii had 296 Original Medicare patients and 446 services. NPI 1477844041. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 1110 N Sarah Dewitt Dr, Gonzales, TX 78629 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospitals: Memorial Hospital, Mercy Regional Medical Center
  • Group practice: Gonzales Emergency Partners PLLC
  • Medical school: University Of Missouri, Kansas City, School Of Medicine · graduated 2011 (15 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Charles T. Spencer Iii, 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 Charles T. Spencer Iii accept Medicare assignment?
Yes. Medicare's clinician data says Charles T. Spencer Iii 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 Charles T. Spencer Iii see?
In 2024, CMS data shows 296 Original Medicare patients and 446 services for Charles T. Spencer Iii. This counts Original Medicare only and measures volume, not quality.
What is Charles T. Spencer Iii's NPI number?
1477844041. 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 Charles T. Spencer Iii, 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 patients296
Services billed to Medicare446
Different services or procedures19
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)131 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)109 services
  3. Emergency department visit with moderate level of medical decision making (99284)108 services
  4. Critical care, first 30-74 minutes (99291)39 services
  5. Emergency department visit with low level of medical decision making (99283)28 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 cholesterol73%
  • Arthritis48%
  • Ischemic heart disease34%
  • Chronic kidney disease33%
  • Diabetes31%

Hospitals where Charles T. Spencer Iii works

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

  • 1110 N Sarah Dewitt DrGonzales, TX 78629

Group practices

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

  • Gonzales Emergency Partners PLLC7 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Texas →

Other emergency medicine doctors in Gonzales

Clinicians with the same Medicare primary specialty in Gonzales, TX — not a recommendation.

All emergency medicine doctors in Gonzales →

Other clinicians in Gonzales Emergency Partners PLLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Missouri, Kansas City, School Of Medicine
Graduation year2011 (15 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1477844041
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