Chrysoula Dosiou, MD

Medicare activity in 2024

Official CMS public-use data for Chrysoula Dosiou, 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)128 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)113 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 cholesterol67%
• High blood pressure57%
• Osteoporosis40%
• Arthritis38%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)25%
• Ischemic heart disease24%

Hospitals where Chrysoula Dosiou works

Medicare's Facility Affiliation Data lists Chrysoula Dosiou 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.

• Stanford Health CareStanford, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050441
• Stanford Health Care Tri-ValleyPleasanton, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050283

Practice locations

Addresses where Chrysoula Dosiou is enrolled with Medicare (CMS data updated October 2, 2026).

• 2452 Watson CtPalo Alto, CA 94303 (650) 723‑6995
• 300 Pasteur DrStanford, CA 94305 (650) 723‑4000

Group practices

Medicare enrollment lists Chrysoula Dosiou as a member of this group (CMS data updated October 2, 2026).

• Stanford Health Care3,122 clinicians in the group

Specialties

• Endocrinologyprimary
• Internal Medicinealso

Find other Endocrinology doctors in California →

Other endocrinologists in Palo Alto

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

• Rachel L. Sewell, MD
• Swaytha V. Yalamanchi, MD
• Luisa F. Valenzuela Riveros, MD
• Anne M. Porzig, MD
• Norra Kwong, MD
• Kevin Ro, MD
• David B. Karpf, MD

All endocrinologists in Palo Alto →

Other clinicians in Stanford Health Care

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

• Paige W. Wolstencroft, MD
• Richard O. Chen, MD
• Tobias X. Dong, MD
• John J. Jernick, MD
• Swati Didonato, MD
• Tahereh Ghaziani, 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