Stephen Greenberg, MD
NPI 1831325331 · Pediatric Adolescent Medicine Physician · Torrance, CA
Stephen Greenberg, MD is a Pediatric Adolescent Medicine Physician provider in Torrance, CA (NPI 1831325331).
Provider details
- NPI number
- 1831325331
- Entity type
- Individual
- Primary specialty
- Pediatric Adolescent Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G16964 (CA)
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
17 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
- 2009-06-10
- Last updated
- 2009-06-10
Frequently asked questions
- What is Stephen Greenberg's NPI number?
- Stephen Greenberg's National Provider Identifier (NPI) is 1831325331, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Greenberg's specialty?
- Stephen Greenberg is listed in the NPPES registry with a primary specialty of Pediatric Adolescent Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Greenberg located?
- Stephen Greenberg's practice location on file with NPPES is 1000 W Carson St, Torrance, CA 90502-2004.
- What is Stephen Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Stephen Greenberg is (310) 222-2168.
- Is Stephen Greenberg's NPI active?
- Yes — Stephen Greenberg's NPI (1831325331) is active in the NPPES registry as of the last update on 2009-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.