Stephen M Horowitz MD LLC
NPI 1679864490 · Orthopaedic Surgery Physician · Marlton, NJ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen M Horowitz MD LLC is a Orthopaedic Surgery Physician organization in Marlton, NJ (NPI 1679864490).
Provider details
- NPI number
- 1679864490
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stephen Horowitz, Owner(856) 988-1966
- License
- 25MA05835400 (NJ)
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
15 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
- 2011-04-27
- Last updated
- 2011-10-24
Frequently asked questions
- What is Stephen M Horowitz MD LLC's NPI number?
- Stephen M Horowitz MD LLC's National Provider Identifier (NPI) is 1679864490, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stephen M Horowitz MD LLC?
- Stephen M Horowitz MD LLC is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen M Horowitz MD LLC located?
- Stephen M Horowitz MD LLC's practice location on file with NPPES is 750 Route 73 S, Marlton, NJ 08053-4141.
- What is Stephen M Horowitz MD LLC's phone number?
- The practice phone number listed in the NPPES registry for Stephen M Horowitz MD LLC is (856) 988-1966.
- Does Stephen M Horowitz MD LLC accept Medicare?
- Stephen M Horowitz MD LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Stephen M Horowitz MD LLC?
- The authorized official listed on Stephen M Horowitz MD LLC's NPPES record is Stephen Horowitz, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stephen M Horowitz MD LLC's NPI active?
- Yes — Stephen M Horowitz MD LLC's NPI (1679864490) is active in the NPPES registry as of the last update on 2011-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.