Christopher Massin, DO
NPI 1922022409 · Diagnostic Radiology Physician · Grand Rapids, MI
Christopher Massin, DO is a Diagnostic Radiology Physician provider in Grand Rapids, MI (NPI 1922022409).
Provider details
- NPI number
- 1922022409
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 5101012108 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-07-27
- Last updated
- 2019-09-10
Frequently asked questions
- What is Christopher Massin's NPI number?
- Christopher Massin's National Provider Identifier (NPI) is 1922022409, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Massin's specialty?
- Christopher Massin is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Massin located?
- Christopher Massin's practice location on file with NPPES is 200 Jefferson Ave, Grand Rapids, MI 49503.
- What is Christopher Massin's phone number?
- The practice phone number listed in the NPPES registry for Christopher Massin is (616) 685-6200.
- Is Christopher Massin's NPI active?
- Yes — Christopher Massin's NPI (1922022409) is active in the NPPES registry as of the last update on 2019-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.