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

Teresa Weeks Sirois, FNP

Individual provider Family Nurse Practitioner · NPI 1396779757

Teresa Weeks Sirois, FNP is a Nurse Practitioner in Topsham, Maine. Qualified in 2001, 25 years ago. Practices with Maine Center for Cancer Medicine and Blood Disorders PA, a 69-clinician group, works from 4 locations, accepts Medicare assignment and offers telehealth. Licensed in Maine.

Years since qualifying
25
Licensed in
ME
In the registry since
2006
Specialties on file
3
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

105 Topsham Fair Mall Rd Unit 1
Topsham, ME 04086-1773
Phone: (207) 303-3300
Fax: (207) 250-2137
Show map & directions

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

Additional practice locations (3)

  • 2 Independence Dr, Kennebunk, ME 04043-6078 — (207) 303-3300
  • 15 Rock Row Ste 110, Westbrook, ME 04092-4877 — (207) 303-3300
  • 11 Rock Row Ste 120, Westbrook, ME 04092-4877 — (207) 303-3300

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence CNP81326 (ME)
Nurse Practitioner Taxonomy 363L00000X · Licence CNP81326 (ME)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 044600 (ME)

Record details

NPI number1396779757
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorNo
NPI enumeratedJuly 10, 2006
Last updated in NPPESApril 21, 2026
Certification dateApril 21, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Maine Center For Cancer Medicine And Blood Disorders Pa — 69 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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