Marc Marshall, D.C.
NPI 1689624298 · Chiropractor · Providence, RI
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marc Marshall, D.C. is a Chiropractor provider in Providence, RI (NPI 1689624298).
Provider details
- NPI number
- 1689624298
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- X004370 (NY)
Specialties & taxonomies
Chiropractic Providers
Chiropractic Providers
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
- 2006-05-12
- Last updated
- 2021-07-30
- Certified
- 2021-07-30
Frequently asked questions
- What is Marc Marshall's NPI number?
- Marc Marshall's National Provider Identifier (NPI) is 1689624298, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marc Marshall's specialty?
- Marc Marshall is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Marc Marshall located?
- Marc Marshall's practice location on file with NPPES is 443 Hope St Apt 2, Providence, RI 02906-1660.
- What is Marc Marshall's phone number?
- The practice phone number listed in the NPPES registry for Marc Marshall is (401) 354-2927.
- Does Marc Marshall accept Medicare?
- Marc Marshall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marc Marshall's NPI active?
- Yes — Marc Marshall's NPI (1689624298) is active in the NPPES registry as of the last update on 2021-07-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.