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Ophthalmology

Kristina H. Austin, MD

Works at hospitals in San Francisco, CA · Oakland, CA · California

Summary

Dr. Kristina H. Austin, MD is an ophthalmologist at 1411 E 31st St, Oakland, CA 94602. Phone: (510) 437-4800. Accepts Medicare assignment. In 2024, Kristina H. Austin had 26 Original Medicare patients and 29 services. NPI 1417007238. 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 Kristina H. Austin, 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 Kristina H. Austin accept Medicare assignment?
Yes. Medicare's clinician data says Kristina H. Austin 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 Kristina H. Austin see?
In 2024, CMS data shows 26 Original Medicare patients and 29 services for Kristina H. Austin. This counts Original Medicare only and measures volume, not quality.
What is Kristina H. Austin's NPI number?
1417007238. 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 Kristina H. Austin, 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 patients26
Services billed to Medicare29
Different services or procedures9
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Removal of cataract with insertion of prosthetic lens (66984)19 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 cholesterol69%
  • Diabetes54%

Hospitals where Kristina H. Austin works

Medicare's Facility Affiliation Data lists Kristina H. Austin 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 Kristina H. Austin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kristina H. Austin as a member of this group (CMS data updated October 2, 2026).

  • Alameda Health System601 clinicians in the group

Specialties

Find other Ophthalmology doctors in California →

Other ophthalmologists in Oakland

Clinicians with the same Medicare primary specialty in Oakland, CA — not a recommendation.

All ophthalmologists in Oakland →

Other clinicians in Alameda Health System

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

Clinician information

CredentialMD
Medical schoolMedical College Of Wisconsin
Graduation year1983 (43 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1417007238
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