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

Dr. Mark Douglas Etter, MD

Individual provider Cardiovascular Disease Physician · NPI 1346217692

Dr. Mark Douglas Etter, MD is a Cardiovascular Disease (Cardiology) in Lancaster, Pennsylvania. Graduated from Pennsylvania State University College of Medicine in 1995, 31 years ago. Practices with The Heart Group of Lancaster General Health, a 62-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
31
Trained at
Pennsylvania State University College of Medicine
Licensed in
PA
In the registry since
2006
Specialties on file
3
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

217 Harrisburg Ave The Heart Group Of Lghealth
Lancaster, PA 17603-2964
Phone: (717) 544-8300
Fax: (717) 544-8265
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Specialties & licences

Advanced Heart Failure and Transplant Cardiology Physician (primary) Taxonomy 207RA0001X · Licence MD070762L (PA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence MD070762L (PA)
Nuclear Cardiology Physician Taxonomy 207UN0901X · Licence MD070762L (PA)

Record details

NPI number1346217692
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 7, 2006
Last updated in NPPESMay 17, 2017
Mailing address217 Harrisburg Ave, The Heart Group Of Lghealth, Lancaster, PA 17603-2964

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolPENNSYLVANIA STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice The Heart Group Of Lancaster General Health — 62 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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