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

Individual provider Infectious Disease Physician · NPI 1740834688

Ruben Alfonso Hernandez Acosta, MD is an Infectious Disease in Saint Louis, Missouri. Qualified in 2018, 8 years ago. Practices with SSM Health Care Group, a 923-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
8
Licensed in
MO
In the registry since
2019
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 checks out

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone: (314) 257-8000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 2025036579 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2025036579 (MO)

Record details

NPI number1740834688
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 29, 2019
Last updated in NPPESSeptember 3, 2025
Certification dateSeptember 3, 2025

Medicare enrollment

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

Medicare specialtyINFECTIOUS DISEASE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Ssm Health Care Group — 923 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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