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Seth T. Farren, DDS

Dentists (general) (General Practice Dentistry)

Medicare and federal program status

Opted out of Medicare from November 19, 2014 through November 19, 2026. Medicare does not pay for this clinician’s services: patients with Medicare sign a private contract and pay the clinician directly. They can still order tests and refer Medicare patients to other providers.

Source: CMS Medicare Opt Out Affidavits (record last updated December 15, 2024). Opting out is a legal choice many clinicians make, often to run a cash or concierge practice.

At a glance

In the NPI registry since
2005

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 2005Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • General Practice Dentistry primary
    NY license 050587

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Dentists (general) per capita by county →

Medicare prescriptions

Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.

Payments from drug and device companies

In 2025, 3 companies reported 11 payments worth $473 in total to this clinician.

By company
Straumann USA LLC$349
Align Technology, Inc.$64.59
Biohorizons Implant Systems Inc.$59.93
By type
Food and Beverage$473

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in New York →

Other Dentists (general) clinicians in East Meadow

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 10, 2008), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1720065402. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.