Sharyn S. Horwitz, MD
Geriatric Medicine (Internal Medicine) Physician · Washington, DC
Sharyn S. Horwitz, MD is a geriatric medicine (internal medicine) physician with a practice address in Washington, District of Columbia, and NPI 1881626141, issued on Jul 7, 2006. Check the license (District of Columbia MD13707, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Sharyn S. Horwitz
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- MD13707 DC
Self-reported in NPPES; status is on the state search - Practice location
- 1160 Varnum St NE, Washington, DC 20017
- Phone
- (240) 351-8962
- Enumerated
- Jul 7, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (301) 983-4731
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 22 in District of Columbia → Look up another NPI →
Also registered at 1160 Varnum St NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Fnu Babila Niba FuhCase Manager/Care Coordinator1932817467
- Marc Berry, M.D.Ophthalmology Physician1699971796
Verify Sharyn S. Horwitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
Search for license MD13707Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
56 Medicare Part D claims, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Sharyn S. Horwitz among 22 geriatric medicine (internal medicine) physician records in District of Columbia
Sharyn S. Horwitz, MD is one of 22 geriatric medicine (internal medicine) physician records with a practice address in District of Columbia. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.
- NPI issued2006 · 0% of these records are older, 50% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2007 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in District of Columbia
There are 22 geriatric medicine (internal medicine) physician records in District of Columbia.
All 22 in District of Columbia → Every provider in Washington → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Victoria Fedorova, M.D.Washington, DC 200171306100185
- Louisa Whitesides, M.D.Washington, DC 200161356703011
- Austin Armstrong, MDWashington, DC 200101881251320
- Stephanie Bruce, MDWashington, DC 200101225084981
- Guy Vin Chang, M.D.Washington, DC 200101154718955
- Raj Mathur, MDWashington, DC 200101992864177
- Paul Rhodes, M.D.Washington, DC 200091780738971
- Robert Blackmon, M.D.Washington, DC 200321407987076
Common questions
What is Sharyn S. Horwitz, MD's NPI number?
Sharyn S. Horwitz, MD's National Provider Identifier (NPI) is 1881626141, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sharyn S. Horwitz, MD located?
The NPPES record lists a practice address at 1160 Varnum St NE, Washington, DC, 20017. Phone: (240) 351-8962. Providers update this record themselves, so call before visiting.
How can I verify Sharyn S. Horwitz, MD's license?
NPPES lists District of Columbia license number MD13707, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Sharyn S. Horwitz, MD prescribe under Medicare Part D?
In 2024, Sharyn S. Horwitz, MD had 56 Medicare Part D claims; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.