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

Dr. Alexandra Herrero Leon Guerrero, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1780020586

Dr. Alexandra Herrero Leon Guerrero, MD is a General Surgery in Tamuning, Guam. Graduated from New York University School of Medicine in 2013, 13 years ago. Practices with Guam Healthcare Development Incorporated, a 209-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Guam.

Years since qualifying
13
Trained at
New York University School of Medicine
Licensed in
GU
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Tamuning, GU
Fax: (671) 647-4558

Additional practice locations (1)

  • 550 1st Ave, New York, NY 10016-6402 — (212) 263-5506

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence M-2170 (GU)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1780020586
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 20, 2013
Last updated in NPPESAugust 27, 2019

Medicare enrollment

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

Medicare specialtyGENERAL SURGERY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Group practice Guam Healthcare Development Incorporated — 209 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Tamuning