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

Luis P. Bay, MD PA

Organization Internal Medicine Physician · NPI 1285685479

Luis P. Bay, MD PA is an Internal Medicine Physician in McAllen, Texas. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

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Practice location Address checks out

301 Lindberg Ave Ste H
McAllen, TX 78501-2979
Phone: (956) 687-8916
Fax: (956) 687-8971
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X

Record details

NPI number1285685479
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Luis Bay — President · (956) 687-8916
NPI enumeratedMay 13, 2006
Last updated in NPPESSeptember 11, 2009
Mailing address301 Lindberg Ave Ste H, McAllen, TX 78501-2979

Other providers in McAllen