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

Individual provider Internal Medicine Physician · NPI 1487767240

John T Ellena, MD is an Internal Medicine in Saint Louis, Missouri. Graduated from Southern Illinois University School of Medicine in 1983, 43 years ago. Practices with Physician Groups Lc, a 524-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
43
Trained at
Southern Illinois University School of Medicine
Licensed in
MO
In the registry since
2006
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

1040 N Mason Rd Ste 102
Saint Louis, MO 63141-6361
Phone: (314) 758-6053
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 36600 (MO)

Record details

NPI number1487767240
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 16, 2006
Last updated in NPPESSeptember 25, 2025
Certification dateSeptember 25, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Physician Groups Lc — 524 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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