Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. David Charles Merz, MD, PHD

Individual provider Infectious Disease Physician · NPI 1598725640

Dr. David Charles Merz, MD, PHD is an Infectious Disease Physician in Portland, Oregon. Works from 2 locations. Licensed in Indiana, Michigan, Oregon and South Carolina.

Licensed in
IN, MI, OR, SC
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

10201 SE Main St Ste 29
Portland, OR 97216-2937
Phone: (503) 261-6028
Fax: (503) 261-6725
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1414 W Fair Ave, Marquette, MI 49855-2675 — (906) 225-3910

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence MD205805 (OR)
Infectious Disease Physician Taxonomy 207RI0200X · Licence 29529 (SC)
Infectious Disease Physician Taxonomy 207RI0200X · Licence 01039122 (IN)
Infectious Disease Physician Taxonomy 207RI0200X · Licence 4301049222 (MI)

Record details

NPI number1598725640
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMarch 24, 2006
Last updated in NPPESSeptember 14, 2021
Certification dateSeptember 14, 2021

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