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Cynthia Marcus, D.C.
NPI 1598858078 · Chiropractor · Norwalk, CT
Cynthia Marcus, D.C. is a Chiropractor provider in Norwalk, CT (NPI 1598858078).
Provider details
- NPI number
- 1598858078
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 000887 (CT)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(90/100 index)
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
152 East Avenue
Norwalk, CT 06851
Phone: (203) 838-4440
Street-level locationGet directions
Mailing address
Po Box 2396
Westport, CT 06880
Registry dates
- Enumerated
- 2006-10-02
- Last updated
- 2007-07-09
Frequently asked questions
- What is Cynthia Marcus's NPI number?
- Cynthia Marcus's National Provider Identifier (NPI) is 1598858078, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Marcus's specialty?
- Cynthia Marcus is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Cynthia Marcus located?
- Cynthia Marcus's practice location on file with NPPES is 152 East Avenue, Norwalk, CT 06851.
- What is Cynthia Marcus's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Marcus is (203) 838-4440.
- Is Cynthia Marcus's NPI active?
- Yes — Cynthia Marcus's NPI (1598858078) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.