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

Dr. Michael Nmi Knowland, MD, FACS

Individual provider Otolaryngology Physician · NPI 1477574887

Dr. Michael Nmi Knowland, MD, FACS is an Otolaryngology in South Portland, Maine. Qualified in 1974, 52 years ago. Practices with Banner - University Physician Specialists LLC, a 347-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Indiana and Maine.

Years since qualifying
52
Licensed in
IN, ME
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
FACS — Fellow of the American College of Surgeons
A surgeon admitted as a fellow of the ACS.

See every abbreviation used in this directory →

Practice location Address checks out

130 Clifford St
South Portland, ME 04106-6520
Phone: (207) 799-8628
Fax: (207) 767-6089
Show map & directions

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

Additional practice locations (1)

  • 2305 37th Ave Sw, Minot, ND 58701-7669 — (701) 418-8000

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 011118 (ME)
Otolaryngology Physician Taxonomy 207Y00000X · Licence 10175663A (IN)

Record details

NPI number1477574887
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , FACS
Sole proprietorYes
NPI enumeratedJuly 21, 2006
Last updated in NPPESSeptember 24, 2025
Certification dateSeptember 24, 2025

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolOTHER
Graduated 1974 (52 years in practice)
Group practice Banner - University Physician Specialists Llc — 347 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in South Portland