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Anesthesiology

Garrett W. Scales Jr., MD

Works at hospitals in Kyle, TX · Austin, TX · Texas

Summary

Dr. Garrett W. Scales Jr., MD is an anesthesiologist at 1201 W 38th St, Austin, TX 78705. Phone: (512) 324-1000. Accepts Medicare assignment. In 2024, Garrett W. Scales Jr. had 174 Original Medicare patients and 266 services. NPI 1184605446. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Garrett W. Scales Jr., 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 Garrett W. Scales Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Garrett W. Scales Jr. 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 Garrett W. Scales Jr. see?
In 2024, CMS data shows 174 Original Medicare patients and 266 services for Garrett W. Scales Jr.. This counts Original Medicare only and measures volume, not quality.
What is Garrett W. Scales Jr.'s NPI number?
1184605446. 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 Garrett W. Scales Jr., 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 patients174
Services billed to Medicare266
Different services or procedures79
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Insertion of artery tube for blood sampling or infusion through skin (36620)27 services
  2. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)22 services
  3. Anesthesia for other procedure on skin of arms, legs, and front body (00400)16 services
  4. Anesthesia for other procedure on skin, muscles, or nerves of head, neck, and upper back (00300)15 services
  5. Anesthesia for other procedure on upper abdomen (00790)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 cholesterol73%
  • Arthritis56%
  • Diabetes34%
  • Depression33%
  • Ischemic heart disease30%

Hospitals where Garrett W. Scales Jr. works

Medicare's Facility Affiliation Data lists Garrett W. Scales Jr. 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 Garrett W. Scales Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Garrett W. Scales Jr. as a member of this group (CMS data updated October 2, 2026).

  • U S Anesthesia Partners of Texas, PA2,752 clinicians in the group

Specialties

Find other Anesthesiology doctors in Texas →

Other anesthesiologists in Austin

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

All anesthesiologists in Austin →

Other clinicians in U S Anesthesia Partners of Texas, PA

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

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical School At San Antonio
Graduation year1996 (30 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1184605446
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