Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Joanna M Fox, D.M.D
Dentist in Portland, ME · enumerated 2013.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1831537687
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Registry record
Entity type Individual (Type 1)
Name Ms. Joanna M Fox
Credential D.M.D
Sex Female
Practice address 192 Western Ave, Portland, ME, 04106
Phone (207) 773-1703
Enumeration date Jun 13, 2013
Last updated in NPPES Jan 2, 2014
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Joanna Fox practice?
The practice location on file with NPPES is in Portland, ME. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Joanna Fox?
The National Provider Identifier (NPI) for Joanna Fox is 1831537687, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Daniel Armstrong Dentist · S Portland, ME NPI 1952313009 John Stedman Do Family Medicine Physician · South Portland, ME NPI 1982721148 Michael Parker General Practice Dentistry · South Portland, ME NPI 1831216654 Progressive Dental Care, LLC General Practice Dentistry · South Portland, ME NPI 1316123565 Esthetic Dentistry of Maine, LLC General Practice Dentistry · South Portland, ME NPI 1760668818 Pkv,Inc Dentist · South Portland, ME NPI 1104195064 Root Dental Specialists Endodontics · South Portland, ME NPI 1033741905 Andrew Goodwin Dentist · South Portland, ME NPI 1316734726
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-01-02.