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

Mary Wertheim, NP

Individual provider Adult Health Nurse Practitioner · NPI 1578934964

Mary Wertheim, NP is a Nurse Practitioner in Stony Brook, New York. Qualified in 2015, 11 years ago. Practices with Stony Brook Emergency Physicians, University Faculty Practice Corporat, a 7-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
11
Licensed in
NY
In the registry since
2015
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 Partly verified

Some contact details are missing from the federal record.

Stony Brook Medicine Em 100 Nicolls Road Hsc Level 4 Rm 080
Stony Brook, NY 11794-8350
Phone: (631) 444-2478
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence F307318-1 (NY)

Record details

NPI number1578934964
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedOctober 12, 2015
Last updated in NPPESAugust 1, 2016

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice Stony Brook Emergency Physicians, University Faculty Practice Corporat — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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