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

Dr. Michael Nicholas Papanicolaou, MD

Individual provider Cardiovascular Disease Physician · NPI 1922038967

Dr. Michael Nicholas Papanicolaou, MD is a Cardiovascular Disease (Cardiology) in Thousand Oaks, California. Graduated from Duke University School of Medicine in 1985, 41 years ago. Practices with Heart Center Cardiology, a 2-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
41
Trained at
Duke University School of Medicine
Licensed in
CA
In the registry since
2006
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

1000 Newbury Rd Ste 180
Thousand Oaks, CA 91320-6435
Phone: (805) 480-2600
Fax: (805) 480-2677
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence A43353 (CA)

Record details

NPI number1922038967
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 4, 2006
Last updated in NPPESOctober 17, 2011

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1985 (41 years in practice)
Group practice Heart Center Cardiology — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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