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

Dr. Colby W Nixon, DO

Individual provider Hospitalist Physician · NPI 1740740315

Dr. Colby W Nixon, DO is a Hospitalist in Portland, Maine. Qualified in 2019, 7 years ago. Practices with Mainehealth, a 2,615-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts and Maine.

Years since qualifying
7
Licensed in
MA, ME
In the registry since
2019
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

22 Bramhall St
Portland, ME 04102-3175
Phone: (207) 662-0111
Show map & directions

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

Additional practice locations (1)

  • 759 Chestnut St Ste C3350, Springfield, MA 01107-1619 — (413) 794-6297

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence DO3911 (ME)
Hospitalist Physician Taxonomy 208M00000X · Licence 292791 (MA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X
Internal Medicine Physician Taxonomy 207R00000X · Licence 292791 (MA)

Record details

NPI number1740740315
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 21, 2019
Last updated in NPPESSeptember 16, 2024
Certification dateSeptember 16, 2024

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Mainehealth — 2615 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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