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

Individual provider Emergency Medicine Physician · NPI 1780078956

Peter Carsten Allfather is a Critical Care (Intensivists) in Boston, Massachusetts. Graduated from Albany Medical College of Union University in 2015, 11 years ago. Practices with Nantucket Cottage Hospital, a 92-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
11
Trained at
Albany Medical College of Union University
Licensed in
MA
In the registry since
2015
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Practice location Address checks out

75 Francis St
Boston, MA 02115-6110
Phone: (617) 732-5500
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 205 Lake View Ave, Cambridge, MA 02138-2133 — (617) 840-7121

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 278340 (MA)

Record details

NPI number1780078956
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 25, 2015
Last updated in NPPESJuly 1, 2019
Mailing address205 Lake View Ave, Cambridge, MA 02138-2133

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Medical schoolALBANY MEDICAL COLLEGE OF UNION UNIVERSITY
Graduated 2015 (11 years in practice)
Group practice Nantucket Cottage Hospital — 92 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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