DoctorDataHub
Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

DR. MICHAEL NMI KNOWLAND, MD,FACS

Active Sole Proprietor

Otolaryngology · SOUTH PORTLAND, ME

Registration Details

NPI Number
1477574887
Provider Type
Individual
Gender
Male
NPI Issued
Jul 21, 2006 (19.76026692944 yrs)
Last Updated
Sep 24, 2025
Licenses
10175663A (IN)
011118 (ME)
Sole Proprietor
Yes

Practice Information

Address
130 CLIFFORD ST
SOUTH PORTLAND, ME, 041066520
Browse ME providers · Browse ZIP 04106
Phone
2077998628
Fax
2077676089
Primary Specialty
Otolaryngology
207Y00000X
Additional Specialty
Otolaryngology

Other Otolaryngology Providers in SOUTH PORTLAND, ME

Name Credential NPI
BENJAMIN D LIESS MD 1265536445
DR. BRANDON CHIU M.D. 1710391271
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.