Raymond Sekiguchi, MD PHD
NPI 1609934975 · Family Medicine Physician · Greenwich, CT
Raymond Sekiguchi, MD PHD is a Family Medicine Physician provider in Greenwich, CT (NPI 1609934975).
Provider details
- NPI number
- 1609934975
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 035655 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
- 2006-12-05
- Last updated
- 2008-05-02
Frequently asked questions
- What is Raymond Sekiguchi's NPI number?
- Raymond Sekiguchi's National Provider Identifier (NPI) is 1609934975, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Raymond Sekiguchi's specialty?
- Raymond Sekiguchi is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Raymond Sekiguchi located?
- Raymond Sekiguchi's practice location on file with NPPES is 49 Lake Ave, Greenwich, CT 06830.
- What is Raymond Sekiguchi's phone number?
- The practice phone number listed in the NPPES registry for Raymond Sekiguchi is (203) 552-9037.
- Is Raymond Sekiguchi's NPI active?
- Yes — Raymond Sekiguchi's NPI (1609934975) is active in the NPPES registry as of the last update on 2008-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.