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

MS. Ann E. O'Brien, APNP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1609908052

MS. Ann E. O'Brien, APNP is a Nurse Practitioner in Eastport, Maine. Qualified in 1992, 34 years ago. Practices with Eastport Health Care, Inc, an 11-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
34
Licensed in
ME
In the registry since
2007

Practice location Address checks out

30 Boynton St
Eastport, ME 04631-1306
Phone: (207) 853-6001
Fax: (207) 853-4031
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 028484 (ME)

Record details

NPI number1609908052
Entity typeIndividual (Type 1)
GenderFemale
Credentials APNP
Sole proprietorNo
NPI enumeratedMarch 12, 2007
Last updated in NPPESSeptember 15, 2009
Mailing addressPo Box H, Eastport, ME 04631-0909

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1992 (34 years in practice)
Group practice Eastport Health Care, Inc — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Eastport