Warning letter

Richard E. Ringel, M.D. [ARCHIVED]: warning letter of May 20, 2009

FDA warning letter 56383 · Center for Devices and Radiological Health

Key facts

Reference number 56383
Company Richard E. Ringel, M.D. [ARCHIVED]
Subject Sponsor-Investigator
Issue date May 20, 2009
Posted date May 20, 2009
Issuing office Center for Devices and Radiological Health
Product type Devices
CFR sections cited 812.43(c)(4)(ii), 812.35(a)(4), 812.150(b)(4), 812.40, 812.100, 812, 812.25(b), 812.110(b)
Inspection city Baltimore
Inspection ZIP 21287
Inspection start date Jan 21, 2009
Letter on fda.gov web.archive.org

At a glance

  • 1–9 CFR sections cited
  • OAI Linked inspection classification
  • Yes Form FDA 483 issued

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

About FDA warning letters

FDA warning letters notify a firm of significant regulatory violations found during an inspection or review and request prompt corrective action.

Source: U.S. Food and Drug Administration (FDA), Warning Letters · Source date:

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