Karyn Marshall, D.C.
NPI 1588798391 · Chiropractor · Shrewsbury, NJ
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karyn Marshall, D.C. is a Chiropractor provider in Shrewsbury, NJ (NPI 1588798391).
Provider details
- NPI number
- 1588798391
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Female
- Sole proprietor
- No
- License
- 38MC00453700 (NJ)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-03-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karyn Marshall's NPI number?
- Karyn Marshall's National Provider Identifier (NPI) is 1588798391, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karyn Marshall's specialty?
- Karyn Marshall is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Karyn Marshall located?
- Karyn Marshall's practice location on file with NPPES is 759 Broad St, Shrewsbury, NJ 07702-4201.
- What is Karyn Marshall's phone number?
- The practice phone number listed in the NPPES registry for Karyn Marshall is (732) 741-1000.
- Does Karyn Marshall accept Medicare?
- Karyn Marshall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karyn Marshall's NPI active?
- Yes — Karyn Marshall's NPI (1588798391) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.