Caitlin L. Costello, MD

Medicare activity in 2024

Official CMS public-use data for Caitlin L. Costello, 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)374 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)340 services
3. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)315 services
4. Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (G0316)153 services
5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)141 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 cholesterol66%
• High blood pressure64%
• Arthritis48%
• Chronic kidney disease32%
• Anxiety29%
• Osteoporosis27%

Hospitals where Caitlin L. Costello works

Medicare's Facility Affiliation Data lists Caitlin L. Costello 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.

• UC San Diego Health Hillcrest - Hillcrest Medical CenterSan Diego, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050025

Practice locations

Addresses where Caitlin L. Costello is enrolled with Medicare (CMS data updated October 2, 2026).

• 1200 Garden View RdEncinitas, CA 92024
• 200 W Arbor DrSan Diego, CA 92103
• 3855 Health Sciences DrLa Jolla, CA 92093 (858) 657‑7000
• 9300 Campus Point DrLa Jolla, CA 92037 (858) 657‑7000
• 9350 Campus Point DrLa Jolla, CA 92037 (858) 657‑7000

Group practices

Medicare enrollment lists Caitlin L. Costello as a member of this group (CMS data updated October 2, 2026).

• Regents of the University of California2,089 clinicians in the group

Specialties

• Hematology/Oncologyprimary

Find other Hematology/Oncology doctors in California →

Other hematologist-oncologists in California

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

• Quinne C. Sember, MD
• Gary J. Schiller, MD
• Peter Vu, MD
• Jeffrey Y. Ahn, MD
• Lisa S. Wang, MD
• Monique Debruin, MD
• Rahul R. Naik, MD
• Michael S. Benjamin, MD

All hematologist-oncologists in California →

Other clinicians in Regents of the University of California

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

• Frances Rudolf, MD
• Peter Vu, MD
• David J. Lee, MD
• Ogaga Ojameruaye, MD
• Lisa J. Wastila, MD
• Abhinav Gupta, 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