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

Wesley P Fairfield, MD, ECNU

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1437138955

Wesley P Fairfield, MD, ECNU is an Endocrinology in Portland, Maine. Graduated from Harvard Medical School in 1995, 31 years ago. Practices with Mercy Hospital, a 308-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Maine.

Years since qualifying
31
Trained at
Harvard Medical School
Licensed in
ME
In the registry since
2006
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

144 State St Fl 4
Portland, ME 04101-3776
Phone: (207) 400-8500
Fax: (207) 400-8508
Show map & directions

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

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 015822 (ME)

Record details

NPI number1437138955
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , ECNU
Sole proprietorNo
NPI enumeratedJanuary 12, 2006
Last updated in NPPESMarch 18, 2019

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1995 (31 years in practice)
Group practice Mercy Hospital — 308 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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