IndividualActive
David Mazur, DO
NPI 1134114895 · Psychiatry Physician · Grand Rapids, MI
David Mazur, DO is a Psychiatry Physician provider in Grand Rapids, MI (NPI 1134114895).
Provider details
- NPI number
- 1134114895
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5101009144 (MI)
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
20 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
1055 Medical Park Dr Se
Grand Rapids, MI 49546-3671
Phone: (800) 968-6866
Street-level locationGet directions
Mailing address
Po Box 1969
Grand Rapids, MI 49501-1969
Registry dates
- Enumerated
- 2005-09-19
- Last updated
- 2010-09-13
Frequently asked questions
- What is David Mazur's NPI number?
- David Mazur's National Provider Identifier (NPI) is 1134114895, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Mazur's specialty?
- David Mazur is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is David Mazur located?
- David Mazur's practice location on file with NPPES is 1055 Medical Park Dr Se, Grand Rapids, MI 49546-3671.
- What is David Mazur's phone number?
- The practice phone number listed in the NPPES registry for David Mazur is (800) 968-6866.
- Is David Mazur's NPI active?
- Yes — David Mazur's NPI (1134114895) is active in the NPPES registry as of the last update on 2010-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.