Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Robert A Ruelaz, MD

Individual provider Internal Medicine Physician · NPI 1881749026

Dr. Robert A Ruelaz, MD is a Cardiovascular Disease (Cardiology) in Los Angeles, California. Graduated from Harvard Medical School in 2000, 26 years ago. Practices with North Iowa Mercy Clinics, a 300-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Texas.

Years since qualifying
26
Trained at
Harvard Medical School
Licensed in
CA, TX
In the registry since
2007
Specialties on file
5
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4525 E Cesar E Chavez Ave
Los Angeles, CA 90022-1116
Phone: (818) 660-0778
Fax: (855) 578-3529
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 2000 S Thompson St, Flagstaff, AZ 86001-8759 — (928) 226-6400
  • 707 E Marshall Ave, Longview, TX 75601-5545 — (903) 315-4880

Specialties & licences

Clinical Cardiac Electrophysiology Physician (primary) Taxonomy 207RC0001X · Licence A78097 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence U0052 (TX)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence U0052 (TX)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence A78097 (CA)
Clinical Cardiac Electrophysiology Physician Taxonomy 207RC0001X · Licence U0052 (TX)

Record details

NPI number1881749026
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 25, 2007
Last updated in NPPESOctober 28, 2024
Certification dateOctober 28, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 2000 (26 years in practice)
Group practice North Iowa Mercy Clinics — 300 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations11 on file with Medicare

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