License Verification Details


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Oregon Medical Board
1500 SW 1st Ave
Suite 620
Portland, OR 97201
Phone: (971) 673-2700
Oregon Seal

Information current as of 01/30/2026 03:38:09 AM

Klos, Martin Mark, MD

MD License: MD18059

  • 10/09/1992
  • Surrendered
  • 1/1/2022
  • State Board
  • No

Licensee Information

Male
Addiction Medicine, Anesthesiology
Specialty is self-reported by the licensee. It does not necessarily indicate specialty board certification.
English

Practice Location(s)

No practice location information on file.

Education

School Name Location Degree Date Degree Earned
Oregon Hlth & Science Univ PORTLAND, OR United States 06/10/1983 MD

Post-Graduate
Training
School Name Location From To Specialty
Residency ALTON OCHSNER MED FNDATN NEW ORLEANS, LA United States 07/1983 06/1986 Anesthesiology

The licensee may have completed additional education or training programs. Only those that have been verified with the primary source are shown.

Board Actions

Board Actions are provided pursuant to ORS 676.175(5)(a) and (b).

Notices of Proposed Disciplinary Action are issued by a vote of the Board but are a preliminary action only; a final determination has not been made. Corrective Action Orders, Corrective Action Agreements, Consent Agreements, Voluntary Limitations, and rescinded Board actions are not disciplinary and are removed from this website upon completion. These are public documents available through a license verification request.

Effective Date End Date Order Type
01/06/2022 01/06/2022 Order Terminating Board Order
On January 6, 2022, the Board issued an Order Terminating Interim Stipulated Order. This Order terminates Licensee's May 26, 2021, Interim Stipulated Order.
01/06/2022 Open Stipulated Order
On January 6, 2022, Licensee entered into a Stipulated Order with the Board for unprofessional or dishonorable conduct; gross or repeated acts of negligence; and prescribing controlled substances without following accepted procedures for examination of patients or for record keeping. With this Order, Licensee surrenders his medical license while under investigation and is prohibited from reapplying for an Oregon medical license for at least two years.
05/26/2021 01/06/2022 Interim Stipulated Order
On May 26, 2021, Licensee entered into an Interim Stipulated Order to voluntarily limit his prescribing of scheduled opiate medications to buprenorphine only and only in outpatient settings pending the completion of the Board's investigation into his ability to safely and competently practice medicine.
07/25/2007 07/25/2007 Order Terminating Board Order
The Board issued an Order Terminating Stipulated Order on July 25, 2007. This Order terminated Licensee's January 16, 2003 Stipulated Order due to Licensee's successful compliance with the terms of the Order.
01/16/2003 07/25/2007 Stipulated Order
The licensee entered into a Stipulated Order dated January 17, 2003. The licensee is reprimanded and placed on five-years probation. The licensee is also required to complete continuing medical education, PEER, and report to the Board quarterly.
08/08/2002 01/16/2003 Notice of Proposed Disciplinary Action
 

Malpractice

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