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

Dr. Andrew Geissler, DO

Individual provider Cardiovascular Disease Physician · NPI 1841795770

Dr. Andrew Geissler, DO is a Cardiovascular Disease (Cardiology) in Lewiston, Maine. Qualified in 2018, 8 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
8
Licensed in
ME
In the registry since
2018
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

99 Campus Ave Ste 301
Lewiston, ME 04240-6045
Phone: (207) 777-5300
Show map & directions

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

Additional practice locations (1)

  • 22 Bramhall St, Portland, ME 04102-3175 — (207) 662-0111

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence DO3865 (ME)

Record details

NPI number1841795770
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 23, 2018
Last updated in NPPESJuly 2, 2024
Certification dateJuly 2, 2024
Mailing address99 Campus Ave Ste 301, Lewiston, ME 04240-6045

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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