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

George Gregory Demopoulos

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1942797840

George Gregory Demopoulos is an Internal Medicine in Tulsa, Oklahoma. Graduated from Michigan State University College of Osteopathic Medicine in 2018, 8 years ago. Practices with Usacs Observation Medicine Services of Oklahoma, LLC, a 200-clinician group and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
8
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
OK
In the registry since
2018
Specialties on file
2

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Tulsa, OK

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 6642 (OK)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1942797840
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedApril 16, 2018
Last updated in NPPESMarch 10, 2026
Certification dateMarch 10, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2018 (8 years in practice)
Group practice Usacs Observation Medicine Services Of Oklahoma, Llc — 200 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Tulsa