Bernadette C. Siaton, MD

Medicare activity in 2024

Official CMS public-use data for Bernadette C. Siaton, 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. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)106 services
2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)57 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%
• Arthritis75%
• High cholesterol65%
• Depression39%
• COPD36%
• Diabetes33%

Hospitals where Bernadette C. Siaton works

Medicare's Facility Affiliation Data lists Bernadette C. Siaton 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.

• Umd Rehabilitation & Orthopaedic InstituteBaltimore, MD · Acute Care Hospital · Emergency services: not listed by Medicare · CCN 210058
• University of Maryland Medical CenterBaltimore, MD · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 210002

Practice locations

Addresses where Bernadette C. Siaton is enrolled with Medicare (CMS data updated October 2, 2026).

• 22 S Green StBaltimore, MD 21201 (410) 328‑5196

Group practices

Medicare enrollment lists Bernadette C. Siaton as a member of this group (CMS data updated October 2, 2026).

• University of Maryland Physicians PA404 clinicians in the group

Specialties

• Rheumatologyprimary
• Internal Medicinealso

Find other Rheumatology doctors in Maryland →

Other rheumatologists in Baltimore

Clinicians with the same Medicare primary specialty in Baltimore, MD — not a recommendation.

• Brendan Antiochos, MD
• Marc C. Hochberg, MD
• Andrea Fava, MD
• David B. Hellmann, MD
• Bansari S. Gujar, MD
• Patricia R. Taitt, MD
• Tazeen Rehman, MD
• Ashira Blazer, MD

All rheumatologists in Baltimore →

Other clinicians in University of Maryland Physicians PA

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

• Terry J. Watnick, MD
• Stella E. Hines, MD
• Nathalie H. Urrunaga, MD
• Carl B. Shanholtz, MD
• Chaya Milikowsky, NP
• Khulood Bukhari, 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