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

William Mauricio Diaz Alvarado

Individual provider Internal Medicine Physician · NPI 1174256176

William Mauricio Diaz Alvarado is a Hospitalist in Rochester, New York. Qualified in 2019, 7 years ago. Practices with Rochester General Hospital, a 1,197-clinician group and accepts Medicare assignment. Licensed in New York.

Years since qualifying
7
Licensed in
NY
In the registry since
2022
Specialties on file
2
Claim this listing Report a problem Suggest an edit

Practice location Address checks out

1425 Portland Ave
Rochester, NY 14621-3011
Phone: (585) 922-4000
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 337826 (NY)
Internal Medicine Physician Taxonomy 207R00000X · Licence 337826 (NY)

Record details

NPI number1174256176
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJuly 7, 2022
Last updated in NPPESJuly 7, 2025
Certification dateJune 27, 2025

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Rochester General Hospital — 1197 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Rochester