IndividualActive
Jeffrey Niizawa, M.D.
NPI 1922015445 · Gastroenterology Physician · Bullhead City, AZ
Provider details
- NPI number
- 1922015445
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 21760 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
2020 Silver Creek Rd
Suite 220
Bullhead City, AZ 86442-8476
Phone: (928) 763-2500
Fax: (928) 763-0027
Street-level locationGet directions
Mailing address
Po Box 689022
Franklin, TN 37068-9022
Registry dates
- Enumerated
- 2006-08-01
- Last updated
- 2021-11-30
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.