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Dr. David R. Cornblath, M.D.

Neurology (Neurology Physician)

At a glance

In the NPI registry since
2006

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

  • 2006Registered 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

  • Neurology Physician primary
    MD license D28030

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

Map: Neurology per capita by county →

Payments from drug and device companies

In 2025, 2 companies reported 5 payments worth $30,180 in total to this clinician.

By type
Consulting Fee$15,280
Compensation for services other than consulting (speaking, faculty)$14,652
Travel and Lodging$248

What the payments were for

Largest payments other than meals
DateCompanyWhat it was forAmount
Mar 21, 2025Genzyme Corporation
Mar 21, 2025
Compensation for services other than consulting (speaking, faculty)$14,652
May 30, 2025Genzyme Corporation
May 30, 2025
Consulting Fee$10,360
May 29, 2025Genzyme Corporation
May 29, 2025
Consulting Fee$3,330
Oct 8, 2025Boehringer Ingelheim Pharmaceuticals, Inc.
Oct 8, 2025
Consulting Fee$1,590
Mar 21, 2025Genzyme Corporation
Mar 21, 2025
Travel and Lodging
travel to Prague, Czech Republic
$248

Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.

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 Maryland →

Other Neurology clinicians in Lutherville

Sources

NPI registry (CMS NPPES, November 2026; record last updated February 5, 2013), 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 1801843834. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.