NPI
Rheumatologists in Smithtown, NY
10 rheumatologists in Smithtown, NY in the October 12, 2026 NPPES file, by primary taxonomy (Internal Medicine, Rheumatology). Each row shows the credential, practice address, phone, and NPI.
This search stays in New York.
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Every provider listed as Internal Medicine, Rheumatology near your ZIP
Active individuals and group practices from the NPI registry, grouped by practice address, as a spreadsheet.
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Rheumatologists in Smithtown
1 to 10 of 10
- 1598751471Howard Blumstein, M.D. · 315 Middle Country Rd, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 979-1609
- 1043206964Sara Johnson, M.D. · 315 E Middle Country Rd, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 360-1546
- 1093000325Kristin Macdougall, MD · 315 E Middle Country Rd, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 360-1546
- 1790978096Luiziana Marinescu, M.D. · 315 Middle Country Rd, Smithtown NY 11787 · Phone (631) 656-7161 · Fax (631) 360-1546
- 1245226109Peter Rumore, M.D. · 315 Middle Country Rd, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 979-1609
- 1821594581Ashmia Saif, D.O. · 315 E Middle Country Rd, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 360-1546
- 1639165541Paul Schulman, M.D. · 315 Middle Country Rd, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 979-1609
- 1083770580Mark Tan, M.D. · 222 Middle Country Road, Suite 312, Smithtown NY 11787 · Phone (631) 724-8900 · Fax (631) 724-8901
- 1619388667Daniel Torres Leyva, M.D · 315 E Main St, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 360-1546
- 1922064625Hong Xu, M.D. · 315 Middle Country Rd, Smithtown NY 11787 · Phone (631) 360-7778 · Fax (631) 979-1609
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Questions
How many rheumatologists are in Smithtown, NY?
10 active NPI records in the October 12, 2026 NPPES file list Internal Medicine, Rheumatology as their primary taxonomy and a practice location in Smithtown, NY.
How do I check a provider's NPI number?
Open the NPI number on a row. The record page shows the NPI, status, practice address, phone, specialties, and licenses as NPPES lists them.
Does this list show insurance or network status?
No. NPPES does not publish insurance or network status. This page lists public registry records only.
Source: NPPES NPI Registry, data as of October 12, 2026. Last updated October 12, 2026. How we source data. Corrections: hello@rivvi.ai.