Steven Horowitz, MD
NPI 1427164953 · Cardiovascular Disease Physician · Stamford, CT
Steven Horowitz, MD is a Cardiovascular Disease Physician provider in Stamford, CT (NPI 1427164953).
Provider details
- NPI number
- 1427164953
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 041198 (CT)
Specialties & taxonomies
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
- 2006-08-21
- Last updated
- 2007-10-12
Frequently asked questions
- What is Steven Horowitz's NPI number?
- Steven Horowitz's National Provider Identifier (NPI) is 1427164953, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Steven Horowitz's specialty?
- Steven Horowitz is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Steven Horowitz located?
- Steven Horowitz's practice location on file with NPPES is 30 Shelburne Rd, Stamford, CT 06902-3628.
- What is Steven Horowitz's phone number?
- The practice phone number listed in the NPPES registry for Steven Horowitz is (203) 276-7480.
- Is Steven Horowitz's NPI active?
- Yes — Steven Horowitz's NPI (1427164953) is active in the NPPES registry as of the last update on 2007-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.