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James Postema, DO
NPI 1457321119 · Family Medicine Physician · Grand Haven, MI
James Postema, DO is a Family Medicine Physician provider in Grand Haven, MI (NPI 1457321119).
Provider details
- NPI number
- 1457321119
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5101011335 (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
1310 Wisconsin Street Suite 301
North Ottawa Family Practice
Grand Haven, MI 49417
Phone: (616) 844-4701
Fax: (616) 847-1863
Street-level locationGet directions
Mailing address
1310 Wisconsin Street Suite 301
Grand Haven, MI 49417
Registry dates
- Enumerated
- 2006-01-25
- Last updated
- 2011-01-04
Frequently asked questions
- What is James Postema's NPI number?
- James Postema's National Provider Identifier (NPI) is 1457321119, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Postema's specialty?
- James Postema is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Postema located?
- James Postema's practice location on file with NPPES is 1310 Wisconsin Street Suite 301, Grand Haven, MI 49417.
- What is James Postema's phone number?
- The practice phone number listed in the NPPES registry for James Postema is (616) 844-4701.
- Is James Postema's NPI active?
- Yes — James Postema's NPI (1457321119) is active in the NPPES registry as of the last update on 2011-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.