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

Niaz Usman, MD

Individual provider Gastroenterology Physician · NPI 1588639777

Niaz Usman, MD is a Gastroenterology in Beavercreek, Ohio. Qualified in 1989, 37 years ago. Practices with Adena Medical Group LLC, a 377-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
37
Licensed in
OH
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

75 Sylvania Dr
Beavercreek, OH 45440-3237
Phone: (937) 320-5050
Fax: (937) 320-5060
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (4)

  • 4439 State Route 159 Ste 210, Chillicothe, OH 45601-8207 — (740) 779-8700
  • 4200 Indian Ripple Rd, Dayton, OH 45440-3248 — (937) 320-5050
  • 9000 N Main St Ste 405, Englewood, OH 45415-1170 — (937) 320-5050
  • 415 Byers Rd Ste 100, Miamisburg, OH 45342-3684 — (937) 320-5050

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 35066544 (OH)

Record details

NPI number1588639777
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 21, 2006
Last updated in NPPESFebruary 9, 2026
Certification dateFebruary 9, 2026

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Group practice Adena Medical Group Llc — 377 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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