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

Dr. Alexander Sebastiaan Asser, MD

Individual provider Cardiovascular Disease Physician · NPI 1861656670

Dr. Alexander Sebastiaan Asser, MD is a Cardiac Electrophysiology in Rockville, Maryland. Graduated from Temple University School of Medicine in 2002, 24 years ago. Practices with Adventist Physician Services Inc, a 144-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
24
Trained at
Temple University School of Medicine
Licensed in
MD
In the registry since
2008
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

15225 Shady Grove Rd Ste 201
Rockville, MD 20850-3254
Phone: (301) 670-3000
Show map & directions

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

Specialties & licences

Clinical Cardiac Electrophysiology Physician (primary) Taxonomy 207RC0001X · Licence D70996 (MD)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence D70996 (MD)

Record details

NPI number1861656670
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 11, 2008
Last updated in NPPESAugust 6, 2010

Medicare enrollment

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

Medicare specialtyCARDIAC ELECTROPHYSIOLOGY
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolTEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Adventist Physician Services Inc — 144 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations6 on file with Medicare

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