Sharyn Horwitz, MD
NPI 1881626141 · Geriatric Medicine (Internal Medicine) Physician · Washington, DC
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sharyn Horwitz, MD is a Geriatric Medicine (Internal Medicine) Physician provider in Washington, DC (NPI 1881626141).
Provider details
- NPI number
- 1881626141
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD13707 (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
- 2006-07-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Sharyn Horwitz's NPI number?
- Sharyn Horwitz's National Provider Identifier (NPI) is 1881626141, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sharyn Horwitz's specialty?
- Sharyn Horwitz is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Sharyn Horwitz located?
- Sharyn Horwitz's practice location on file with NPPES is 1160 Varnum St Ne, Washington, DC 20017.
- What is Sharyn Horwitz's phone number?
- The practice phone number listed in the NPPES registry for Sharyn Horwitz is (240) 351-8962.
- Does Sharyn Horwitz accept Medicare?
- Sharyn Horwitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sharyn Horwitz's NPI active?
- Yes — Sharyn Horwitz's NPI (1881626141) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.