Mark Clark, D.C.
NPI 1124120639 · Chiropractor · Lorain, OH
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Clark, D.C. is a Chiropractor provider in Lorain, OH (NPI 1124120639).
Provider details
- NPI number
- 1124120639
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- No
- License
- 2961 (OH)
Specialties & taxonomies
Chiropractic Providers
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
- 2006-09-04
- Last updated
- 2026-04-26
Frequently asked questions
- What is Mark Clark's NPI number?
- Mark Clark's National Provider Identifier (NPI) is 1124120639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Clark's specialty?
- Mark Clark is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Mark Clark located?
- Mark Clark's practice location on file with NPPES is 1147 Meister Rd, Lorain, OH 44052-5111.
- What is Mark Clark's phone number?
- The practice phone number listed in the NPPES registry for Mark Clark is (440) 282-1147.
- Does Mark Clark accept Medicare?
- Mark Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Clark's NPI active?
- Yes — Mark Clark's NPI (1124120639) is active in the NPPES registry as of the last update on 2026-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.