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

Mary Nhan DO, NP

Individual provider Registered Nurse · NPI 1700450301

Mary Nhan DO, NP is a Nurse Practitioner in Boston, Massachusetts. Graduated from University of Massachusetts Medical School in 2021, 5 years ago. Practices with The General Hospital Corporation, a 1,276-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
5
Trained at
University of Massachusetts Medical School
Licensed in
MA
In the registry since
2021
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

55 Fruit St
Boston, MA 02114-2621
Phone: (617) 724-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 830 Harrison Avenue, 3rd Fl, Boston, MA 02118-2905 — (617) 638-6428
  • 85 High St, Medford, MA 02155-3825 — (781) 396-4770

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence RN2303082 (MA)
Registered Nurse Taxonomy 163W00000X · Licence 2303082 (MA)

Record details

NPI number1700450301
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedMay 18, 2021
Last updated in NPPESSeptember 30, 2025
Certification dateSeptember 30, 2025
Mailing address55 Fruit St, Boston, MA 02114

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2021 (5 years in practice)
Group practice The General Hospital Corporation — 1276 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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