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

Michael Emanuel Auster, DO

Individual provider Internal Medicine Physician · NPI 1164929451

Michael Emanuel Auster, DO is a Hematology/Oncology in South Portland, Maine. Qualified in 2018, 8 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Maine and New Hampshire.

Years since qualifying
8
Licensed in
ME, NH
In the registry since
2018
Specialties on file
4
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

265 Western Ave Ste 2
South Portland, ME 04106-2458
Phone: (207) 661-0200
Show map & directions

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

Additional practice locations (1)

  • 3073 White Mountain Hwy, North Conway, NH 03860-7101 — (603) 356-4904

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence DO3773 (ME)
Internal Medicine Physician Taxonomy 207R00000X · Licence DO3773 (ME)
Internal Medicine Physician Taxonomy 207R00000X · Licence 33089 (NH)
Hematology & Oncology Physician Taxonomy 207RH0003X · Licence 33089 (NH)

Record details

NPI number1164929451
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 12, 2018
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025
Mailing address265 Western Ave Ste 2, South Portland, ME 04106-2458

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

Other providers in South Portland