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

Jeffrey Morito Niizawa, MD

Individual provider Gastroenterology Physician · NPI 1922015445

Jeffrey Morito Niizawa, MD is an Internal Medicine in Bullhead City, Arizona. Graduated from Northwestern University Feinberg Medical School in 1988, 38 years ago. Practices with Om P. Chaurasia, MD, Inc, a 7-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
38
Trained at
Northwestern University Feinberg Medical School
Licensed in
AZ
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

2020 Silver Creek Rd Ste 220
Bullhead City, AZ 86442-8476
Phone: (928) 763-2500
Fax: (928) 763-0027
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 21760 (AZ)

Record details

NPI number1922015445
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 1, 2006
Last updated in NPPESNovember 30, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesGASTROENTEROLOGY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1988 (38 years in practice)
Group practice Om P. Chaurasia, Md, Inc. — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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