Jennifer Kolb, MD

Medicare activity in 2024

Official CMS public-use data for Jennifer Kolb, 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. Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)32 services
2. Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43259)17 services
3. Removal of large bowel tissue using a flexible endoscope (45390)15 services
4. Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)14 services
5. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)14 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 cholesterol75%
• High blood pressure74%
• Arthritis46%
• Diabetes35%
• Chronic kidney disease32%
• Ischemic heart disease31%

Hospitals where Jennifer Kolb works

Medicare's Facility Affiliation Data lists Jennifer Kolb 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.

• Ronald Reagan UCLA Medical CenterLos Angeles, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050262
• Santa Monica - UCLA Medical Center & Orthopaedic HospitalSanta Monica, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050112
• Torrance Memorial Medical CenterTorrance, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050351

Practice locations

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

• 2020 Santa Monica Blvd, Suite 210Santa Monica, CA 90404 (310) 458‑2381
• 2780 Skypark Dr, Suite 125Torrance, CA 90505 (310) 530‑8001
• 757 Westwood PlzLos Angeles, CA 90095 (310) 267‑9643
• 757 Westwood Plz, Suite 7501Los Angeles, CA 90095 (310) 267‑9643

Group practices

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

• The Regents of the University of California1,462 clinicians in the group

Specialties

• Gastroenterologyprimary

Find other Gastroenterology doctors in California →

Other gastroenterologists in Santa Monica

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

• Tram T. Tran, MD
• David P. Yamini, MD
• Nimah N. Ather, MD
• Sonya S. Dasharathy, MD
• James H. Sul, MD
• Priyam V. Tripathi, MD
• Camille Soroudi, MD
• Martha Hierro, MD

All gastroenterologists in Santa Monica →

Other clinicians in The Regents of the University of California

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

• Milica E. Simpson, MD
• Saeed Sadeghi, MD
• Jonathan A. Cotliar, MD
• Rebecca R. Little, MD
• Adrian W. Sturich, MD
• Matthew S. Durstenfeld, 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