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

Mahmoud Hassanein

Individual provider Internal Medicine Physician · NPI 1023937877

Mahmoud Hassanein is an Internal Medicine Physician in Saint Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2026.

Licensed in
MO
In the registry since
2026

Practice location Address checks out

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone: (314) 257-8000
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 2026021987 (MO)

Record details

NPI number1023937877
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJuly 14, 2026
Last updated in NPPESJuly 15, 2026
Certification dateJuly 15, 2026

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