Stephen Horwitz, M.D.
NPI 1093721631 · Gynecology Physician · Bethesda, MD
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephen Horwitz, M.D. is a Gynecology Physician provider in Bethesda, MD (NPI 1093721631).
Provider details
- NPI number
- 1093721631
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD 10603 (DC)
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
- 2006-08-01
- Last updated
- 2020-08-27
- Certified
- 2020-08-27
Frequently asked questions
- What is Stephen Horwitz's NPI number?
- Stephen Horwitz's National Provider Identifier (NPI) is 1093721631, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Horwitz's specialty?
- Stephen Horwitz is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Stephen Horwitz located?
- Stephen Horwitz's practice location on file with NPPES is 7504 Royal Dominion Dr, Bethesda, MD 20817-4658.
- What is Stephen Horwitz's phone number?
- The practice phone number listed in the NPPES registry for Stephen Horwitz is (301) 469-6612.
- Does Stephen Horwitz accept Medicare?
- Stephen Horwitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephen Horwitz's NPI active?
- Yes — Stephen Horwitz's NPI (1093721631) is active in the NPPES registry as of the last update on 2020-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.