Geoffrey D. Osgood Ii, MD

Medicare activity in 2024

Official CMS public-use data for Geoffrey D. Osgood Ii, 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 high level of medical decision making, if using time, 40 minutes or more (99215)218 services
2. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)61 services
3. X-ray of surgical specimen (76098)42 services
4. Partial removal of breast (19301)39 services
5. Limited ultrasound scan of 1 breast (76642)28 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).

• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)75%
• High cholesterol73%
• High blood pressure70%
• Arthritis43%
• Diabetes27%
• Osteoporosis24%

Hospitals where Geoffrey D. Osgood Ii works

Medicare's Facility Affiliation Data lists Geoffrey D. Osgood Ii 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.

• Mercy Medical Center of Mt ShastaMount Shasta, CA · Critical Access Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 051319
• Mercy Medical Center ReddingRedding, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050280

Practice locations

Addresses where Geoffrey D. Osgood Ii is enrolled with Medicare (CMS data updated October 2, 2026).

• 18092 Wika RdApple Valley, CA 92307 (650) 485‑9882
• 963 Butte StRedding, CA 96001 (530) 245‑5900

Group practices

Medicare enrollment lists Geoffrey D. Osgood Ii as a member of this group (CMS data updated October 2, 2026).

• Interventional Radiation Oncology of California Inc8 clinicians in the group

Specialties

• Surgical Oncologyprimary
• General Surgeryalso

Find other Surgical Oncology doctors in California →

Other surgical oncologists in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

• Andrew M. Lowy, MD
• Kjirsten Ayn Carlson Betz, MD
• Bradford Kim, MD
• Vennila Padmanaban, MD
• Scott R. Karlan, MD
• Ava Armani, MD
• Monica M. Grova, MD
• Leland J. Foshag, MD

All surgical oncologists in California →

Other clinicians in Interventional Radiation Oncology of California Inc

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

• Nii-Kwanchie Ankrah, MD
• Martin Majer, MD
• Rizwan D. Nurani, 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