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

Ellis A Johnson, MD

Individual provider Hospitalist Physician · NPI 1215196985

Ellis A Johnson, MD is an Internal Medicine in Westbrook, Maine. Qualified in 2008, 18 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Maine.

Years since qualifying
18
Licensed in
ME
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.

See every abbreviation used in this directory →

Practice location Address checks out

1 Harnois Ave
Westbrook, ME 04092-4392
Phone: (207) 662-1340
Fax: (207) 662-1341
Show map & directions

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

Additional practice locations (2)

  • 5 Bucknam Rd Ste 2b, Falmouth, ME 04105-1209 — (207) 781-1600
  • 22 Bramhall St, Portland, ME 04102-3134 — (207) 662-4618

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD18827 (ME)
Hospitalist Physician Taxonomy 208M00000X · Licence MD18827 (ME)

Record details

NPI number1215196985
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 6, 2008
Last updated in NPPESMarch 13, 2025
Certification dateMarch 13, 2025
Mailing address1 Harnois Ave Ste 1b, Westbrook, ME 04092-4395

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare