Richard L. Parks, MD

Medicare activity in 2024

Official CMS public-use data for Richard L. Parks, 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)524 services
2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)437 services
3. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)258 services
4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)202 services
5. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)88 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 cholesterol75%
• Diabetes54%
• Arthritis52%
• Ischemic heart disease45%
• Chronic kidney disease43%

Hospitals where Richard L. Parks works

Medicare's Facility Affiliation Data lists Richard L. Parks 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.

• Coast Plaza HospitalNorwalk, CA · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 050771
• Keck Hospital of USCLos Angeles, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: not listed by Medicare · CCN 050696
• Los Angeles General Medical CenterLos Angeles, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 050373
• PIH Health Hospital-WhittierWhittier, CA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 050169

Practice locations

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

• 12486 Washington BlvdWhittier, CA 90602
• 8038 Painter AveWhittier, CA 90602 (562) 693‑0756

Specialties

• Interventional Cardiologyprimary
• Internal Medicinealso

Find other Interventional Cardiology doctors in California →

Other interventional cardiologists in California

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

• David K. Roberts Iii, MD
• Chidambaram Rammohan, MD
• Ahmad Edris, MD
• Thomas A. Mustoe, MD
• Robert R. Greene, MD
• Garima Handa, MD
• Mikhail R. Malek, MD
• Mark L. Villalon, MD

All interventional cardiologists in California →

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