Colleen M. Lennard, MD

Medicare activity in 2024

Official CMS public-use data for Colleen M. Lennard, 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 low level od decision making, if using time, 20 minutes or more (99213)117 services
2. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)96 services
3. Removal of impacted ear wax (69210)73 services
4. Diagnostic exam of voice box using a flexible endoscope (31575)37 services
5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)31 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 pressure72%
• High cholesterol68%
• Arthritis50%
• Diabetes23%
• Chronic kidney disease22%
• Ischemic heart disease19%

Hospitals where Colleen M. Lennard works

Medicare's Facility Affiliation Data lists Colleen M. Lennard 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.

• Providence St Joseph HospitalEureka, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050006
• Sky Lakes Medical CenterKlamath Falls, OR · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 380050

Practice locations

Addresses where Colleen M. Lennard is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 9; the Medicare profile lists all.

• 200 W Ctr St PromenadeAnaheim, CA 92805
• 2576 Renfrew StEureka, CA 95501 (707) 445‑3527
• 2700 Dolbeer StEureka, CA 95501 (707) 445‑8121
• 2710 Dolbeer StEureka, CA 95501 (707) 267‑2060
• 2773 Harris StEureka, CA 95503

Group practices

Medicare enrollment lists Colleen M. Lennard as a member of these groups (CMS data updated October 2, 2026).

• Providence Medical Foundation1,466 clinicians in the group
• Sky Lakes Medical Center Inc215 clinicians in the group

Specialties

• Otolaryngologyprimary

Find other Otolaryngology doctors in California →

Other ENT doctors in Anaheim

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

• Theodore Chen, MD
• Art A. Ambrosio
• Gregory C. Barkdull, MD
• Judy Z. Liu, MD
• Frederick Yoo, MD
• Vivek Pandrangi, MD
• Young Oh, MD
• Terry Y. Shibuya, MD

All ENT doctors in Anaheim →

Other clinicians in Providence Medical Foundation

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

• Emmeline Kuo, DO
• Valerie A. Hillis
• Bernard T. Elpedes, DO
• Steven W. Kim, MD
• Jason T. Jackson, MD
• Giovanni M. Salerno, 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