Lucas Christianson, MD

Medicare activity in 2024

Official CMS public-use data for Lucas Christianson, 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. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)825 services
2. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)106 services
3. Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes (99152)85 services
4. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)54 services
5. Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist (93458)46 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 cholesterol72%
• Arthritis42%
• Ischemic heart disease42%
• Diabetes35%
• Atrial fibrillation35%

Hospitals where Lucas Christianson works

Medicare's Facility Affiliation Data lists Lucas Christianson 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.

• Kaiser Foundation Hospital - Oakland/RichmondOakland, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050075
• Kaiser Foundation Hospital - Walnut CreekWalnut Creek, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050072

Practice locations

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

• 975 Sereno DrVallejo, CA 94589 (707) 651‑1000

Group practices

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

• Permanente Medical Group Inc10,996 clinicians in the group

Specialties

• Internal Medicineprimary
• Cardiovascular Disease (Cardiology)also
• Interventional Cardiologyalso

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Vallejo

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

• Tom S. Cheng, MD
• Ivan D. Hamilton, MD
• Angelin Cheng, MD
• Aye Kyu, MD
• Roxana Mundy, MD
• Pornthep Wattanamano, MD
• Hua Zheng, MD
• Rima Nakrani, MD

All internal medicine doctors in Vallejo →

Other clinicians in Permanente Medical Group Inc

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

• Mylapore Niranjan Kumar, MD
• Kristen B. Frimpong-Boateng, MD
• Monica Sood, MD
• James C. Tang, MD
• Virginia W. Tsai, MD
• Melody C. Kim, 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