R. Joseph Grierson, D.O., PLC
NPI 1366677783 · Orthopaedic Surgery Physician · Ludington, MI
R. Joseph Grierson, D.O., PLC is a Orthopaedic Surgery Physician organization in Ludington, MI (NPI 1366677783).
Provider details
- NPI number
- 1366677783
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Kristy Lakari, Office Manager(231) 843-2664
- License
- 5101015592 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-05-29
- Last updated
- 2015-09-01
Frequently asked questions
- What is R. Joseph Grierson, D.O., PLC's NPI number?
- R. Joseph Grierson, D.O., PLC's National Provider Identifier (NPI) is 1366677783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is R. Joseph Grierson, D.O., PLC?
- R. Joseph Grierson, D.O., PLC is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is R. Joseph Grierson, D.O., PLC located?
- R. Joseph Grierson, D.O., PLC's practice location on file with NPPES is 5 N Atkinson Dr, Ludington, MI 49431-2918.
- What is R. Joseph Grierson, D.O., PLC's phone number?
- The practice phone number listed in the NPPES registry for R. Joseph Grierson, D.O., PLC is (231) 843-2664.
- Who is the authorized official for R. Joseph Grierson, D.O., PLC?
- The authorized official listed on R. Joseph Grierson, D.O., PLC's NPPES record is Kristy Lakari, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is R. Joseph Grierson, D.O., PLC's NPI active?
- Yes — R. Joseph Grierson, D.O., PLC's NPI (1366677783) is active in the NPPES registry as of the last update on 2015-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.