Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Grace L. Honles, MD

Works at hospitals in Austin, TX · Texas

Summary

Dr. Grace L. Honles, MD is a family doctor at 12221 N Mopac Expy, Austin, TX 78758. Phone: (512) 901-2530. Accepts Medicare assignment. In 2024, Grace L. Honles had 222 Original Medicare patients and 4,439 services. NPI 1578582854. 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: Family doctor (Medicare lists Family Practice)
  • Address: 12221 N Mopac Expy, Austin, TX 78758 · Directions (2 more locations)
  • Phone: (512) 901‑2530
  • Medicare: Accepts Medicare assignment
  • Hospitals: St David's Medical Center, St David's South Austin Medical Center
  • Group practice: The Austin Diagnostic Clinic PLLC
  • Medical school: University Of California, Geffen School Of Medicine · graduated 1994 (32 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Grace L. Honles, 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 Grace L. Honles accept Medicare assignment?
Yes. Medicare's clinician data says Grace L. Honles 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 Grace L. Honles see?
In 2024, CMS data shows 222 Original Medicare patients and 4,439 services for Grace L. Honles. This counts Original Medicare only and measures volume, not quality.
What is Grace L. Honles's NPI number?
1578582854. 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 Grace L. Honles, 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 patients222
Services billed to Medicare4,439
Different services or procedures121
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Injection, denosumab, 1 mg (J0897)1,140 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)217 services
  3. Insertion of needle into vein for collection of blood sample (36415)209 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)202 services
  5. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)155 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 cholesterol73%
  • High blood pressure64%
  • Arthritis43%
  • Ischemic heart disease27%
  • Osteoporosis27%
  • Diabetes22%

Hospitals where Grace L. Honles works

Medicare's Facility Affiliation Data lists Grace L. Honles 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 Grace L. Honles is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Grace L. Honles as a member of this group (CMS data updated October 2, 2026).

  • The Austin Diagnostic Clinic PLLC86 clinicians in the group

Specialties

Find other Family Practice doctors in Texas →

Other family doctors in Austin

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

All family doctors in Austin →

Other clinicians in The Austin Diagnostic Clinic PLLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of California, Geffen School Of Medicine
Graduation year1994 (32 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1578582854
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