GREGORY WEISZ M.D.
NPI 1659392082
Emergency Medicine in Winchester, MA

Q: What is the provider's specialty?

The provider's specialty is Emergency Medicine with taxonomy code 207P00000X.

Active since July 21, 2006

41 HIGHLAND AVE, WINCHESTER, MA 01890(781) 729-2000(781) 756-7274 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 19, 2026.

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About Gregory Weisz M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY WEISZ M.D. (NPI 1659392082) is an individual emergency medicine provider in Winchester, Massachusetts, licensed in Massachusetts (46118) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1659392082

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameGREGORY WEISZCredential: M.D.

Location Address41 HIGHLAND AVEWinchester, MA 01890-1446

Mailing Address41 Highland AveWinchester, MA 01890-1446 · (781) 729-2000 · Fax (781) 756-7274

Phone(781) 729-2000

Fax(781) 756-7274

Sole ProprietorNo

Enumeration DateJuly 21, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1659392082 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in MA · 46118

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

41 HIGHLAND AVE, Winchester, MA 01890

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Other Identifiers 3

Medicare ID-Type UnspecifiedB11821MA

Medicare UPINB72904MA

Medicaid0187518MA

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit for life threatening or functioning severity 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

72 services71 patients