Ann M. Schraufnagel, MD

Medicare activity in 2024

Official CMS public-use data for Ann M. Schraufnagel, 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.

Most frequent services

1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)125 services
2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)36 services
3. Test to measure expiratory airflow and volume changes before and after medication administration (94060)33 services
4. Test to determine lung volumes using sensors (94726)32 services
5. Test to examine how well the lungs exchange gases (94729)32 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 cholesterol55%
• COPD51%
• Chronic kidney disease43%
• Diabetes42%
• Heart failure39%

Hospitals where Ann M. Schraufnagel works

Medicare's Facility Affiliation Data lists Ann M. Schraufnagel 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.

• Alameda HospitalAlameda, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050211
• Highland HospitalOakland, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050320

Practice locations

Addresses where Ann M. Schraufnagel is enrolled with Medicare (CMS data updated October 2, 2026).

• 13855 E 14th StSan Leandro, CA 94578 (510) 357‑6500
• 1411 E 31st StOakland, CA 94602 (510) 437‑4800
• 2070 Clinton AveAlameda, CA 94501 (510) 522‑3700

Group practices

Medicare enrollment lists Ann M. Schraufnagel as a member of this group (CMS data updated October 2, 2026).

• Alameda Health System601 clinicians in the group

Specialties

• Internal Medicineprimary
• Critical Care (Intensivists)also
• Pulmonary Diseasealso

Find other Internal Medicine doctors in California →

Other internal medicine doctors in San Leandro

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

• Raman Soi, DO
• Floyd Huen, MD
• Faizan I. Ahmad, MD
• Asaf Shor, MD
• Sean Shargh, DO
• James Pasalo, DO
• Neiman T. Paw, MD
• Cameron J. Locke, MD

All internal medicine doctors in San Leandro →

Other clinicians in Alameda Health System

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

• Corinne Jansen, MD
• Justin E. Moore, MD
• Michael C. Song, MD
• Dennis Ha, MD
• Rachel M. Percelay, MD
• Evan J. Trager, MD

Clinician information

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