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

Dr. Karl Tscha-Ning Sun, MD

Individual provider Cardiovascular Disease Physician · NPI 1235131061

Dr. Karl Tscha-Ning Sun, MD is a Cardiovascular Disease (Cardiology) in LA Mesa, California. Qualified in 1982, 44 years ago. Practices with Emergency and Acute Care Medical Corporation, a 439-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
44
Licensed in
CA
In the registry since
2005
Specialties on file
2
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

8851 Center Dr Ste 401
LA Mesa, CA 91942-3017
Phone: (619) 668-1550
Fax: (619) 668-1554
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence A68612 (CA)
Nuclear Cardiology Physician Taxonomy 207UN0901X · Licence A68612 (CA)

Record details

NPI number1235131061
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 11, 2005
Last updated in NPPESApril 23, 2010

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1982 (44 years in practice)
Group practice Emergency And Acute Care Medical Corporation — 439 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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