Michael E Jonassen, O.D. P.C.
NPI 1568655355 · Optometrist · Hart, MI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael E Jonassen, O.D. P.C. is a Optometrist organization in Hart, MI (NPI 1568655355).
Provider details
- NPI number
- 1568655355
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Michael Jonassen, President(231) 873-2575
- License
- 4901003163 (MI)
Specialties & taxonomies
Eye and Vision Services Providers
Suppliers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
Other names (DBA / former)
- Doing business as
- Oceana Eyecare
Registry dates
- Enumerated
- 2007-08-24
- Last updated
- 2009-07-22
Frequently asked questions
- What is Michael E Jonassen, O.D. P.C.'s NPI number?
- Michael E Jonassen, O.D. P.C.'s National Provider Identifier (NPI) is 1568655355, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael E Jonassen, O.D. P.C.?
- Michael E Jonassen, O.D. P.C. is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Michael E Jonassen, O.D. P.C. located?
- Michael E Jonassen, O.D. P.C.'s practice location on file with NPPES is 44 S State St, Hart, MI 49420-1123.
- What is Michael E Jonassen, O.D. P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Michael E Jonassen, O.D. P.C. is (231) 873-2575.
- Does Michael E Jonassen, O.D. P.C. accept Medicare?
- Michael E Jonassen, O.D. P.C. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Michael E Jonassen, O.D. P.C.?
- The authorized official listed on Michael E Jonassen, O.D. P.C.'s NPPES record is Michael Jonassen, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael E Jonassen, O.D. P.C.'s NPI active?
- Yes — Michael E Jonassen, O.D. P.C.'s NPI (1568655355) is active in the NPPES registry as of the last update on 2009-07-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.