National Provider Identifier Database

GRANT M WALLENFELSZ, MD – NPI #1194353318
Emergency Medicine

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.


Contact Information

GRANT M WALLENFELSZ, MD
BLDG #50 FARENHOLT AVE
AGANA HEIGHTS, GU96910
Phone: 671-344-9340
Fax:
Website:
Specialty Taxonomy Code
* Emergency Medicine 207P00000X

* Indicates primary specialty

NPI Profile & details for GRANT M WALLENFELSZ

NPI Number 1194353318
Credentials MD
Entity Individual
Enumeration date 04/01/2020
Last updated 10/02/2025 - About 8 months ago
Sole proprietor1 No
Identifiers
  • CA License #: A187218
  • GU License #: M-2480
  • TX License #: T3715
Hospital affiliation n/a

1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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