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

Dr. Barry Michael Mossman, MD

Individual provider Internal Medicine Physician · NPI 1053516294

Dr. Barry Michael Mossman, MD is an Internal Medicine in Saint Louis, Missouri. Graduated from Saint Louis University School of Medicine in 2005, 21 years ago. Practices with Physician Groups Lc, a 524-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
21
Trained at
Saint Louis University School of Medicine
Licensed in
IL
In the registry since
2007
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

3009 N Ballas Rd Ste 390C
Saint Louis, MO 63131-2322
Phone: (314) 996-5900
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2 Memorial Dr, Alton, IL 62002-6723 — (618) 474-1723

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036-120094 (IL)

Record details

NPI number1053516294
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 18, 2007
Last updated in NPPESSeptember 26, 2025
Certification dateSeptember 26, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2005 (21 years in practice)
Group practice Physician Groups Lc — 524 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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