Individual provider · Type 1 NPI
Mary Ann Fieffer, APRN, RN
Family Nurse Practitioner · New Haven, CT
NPI number
1932147675
Active
Practice location
800 Howard Ave, Yale Physicians Bldg
New Haven, CT 06519-1369
Fax (203) 785-6414
Mailing address
300 George St, PO Box 9805
New Haven, CT 06511-6624
Specialties and licenses
| Taxonomy | Code | License |
|---|---|---|
| Family Nurse Practitioner Primary | 363LF0000X | 003167 (CT) |
Family Nurse Practitioner: Definition to come...
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About NPI 1932147675
Mary Ann Fieffer, APRN, RN's National Provider Identifier is 1932147675, issued on Jun 3, 2006. The primary taxonomy on file is Family Nurse Practitioner (363LF0000X), and the practice location is in New Haven, CT. The record was last updated on Jul 13, 2026.