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Emergency Medicine

Tyler J. Hummel, DO

Works at hospitals in Round Rock, TX · Texas

Summary

Dr. Tyler J. Hummel, DO is an emergency medicine doctor at 111 Dallas St, San Antonio, TX 78205. Phone: (210) 297-7000. May accept Medicare assignment. In 2024, Tyler J. Hummel had 61 Original Medicare patients and 246 services. NPI 1235622622. 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: 111 Dallas St, San Antonio, TX 78205 · Directions (2 more locations)
  • Phone: (210) 297‑7000
  • Medicare: May accept Medicare assignment
  • Hospital: Ascension Seton Williamson
  • Group practice: Travis County Emergency Physicians PA (+1 more)
  • Medical school: Rocky Vista University College Of Osteopathic Med · graduated 2018 (8 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Tyler J. Hummel, 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 Tyler J. Hummel accept Medicare assignment?
Medicare's clinician data says Tyler J. Hummel may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Tyler J. Hummel see?
In 2024, CMS data shows 61 Original Medicare patients and 246 services for Tyler J. Hummel. This counts Original Medicare only and measures volume, not quality.
What is Tyler J. Hummel's NPI number?
1235622622. 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 Tyler J. Hummel, 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 patients61
Services billed to Medicare246
Different services or procedures37
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)21 services
  2. Emergency department visit with high level of medical decision making (99285)18 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)13 services
  4. Critical care, first 30-74 minutes (99291)11 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%
  • Arthritis59%
  • Anxiety46%
  • Ischemic heart disease44%
  • Heart failure38%

Hospitals where Tyler J. Hummel works

Medicare's Facility Affiliation Data lists Tyler J. Hummel 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 Tyler J. Hummel is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Tyler J. Hummel as a member of these groups (CMS data updated October 2, 2026).

  • Travis County Emergency Physicians PA327 clinicians in the group
  • Legacy Urgent Care PA159 clinicians in the group

Specialties

Find other Emergency Medicine doctors in Texas →

Other emergency medicine doctors in San Antonio

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

All emergency medicine doctors in San Antonio →

Other clinicians in Travis County Emergency Physicians PA

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

Clinician information

CredentialDO
Medical schoolRocky Vista University College Of Osteopathic Med
Graduation year2018 (8 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1235622622
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