Stephen Stein, MD
NPI 1770540031 · Diagnostic Radiology Physician · Waterbury, CT
Stephen Stein, MD is a Diagnostic Radiology Physician provider in Waterbury, CT (NPI 1770540031).
Provider details
- NPI number
- 1770540031
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 015592 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
- 2006-04-28
- Last updated
- 2025-09-11
Frequently asked questions
- What is Stephen Stein's NPI number?
- Stephen Stein's National Provider Identifier (NPI) is 1770540031, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Stein's specialty?
- Stephen Stein is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Stein located?
- Stephen Stein's practice location on file with NPPES is 134 Grandview Ave, Waterbury, CT 06708.
- What is Stephen Stein's phone number?
- The practice phone number listed in the NPPES registry for Stephen Stein is (203) 756-8911.
- Is Stephen Stein's NPI active?
- Yes — Stephen Stein's NPI (1770540031) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.