Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Patricia Ann Treffinger, RN

Individual provider Registered Nurse · NPI 1922592344

Patricia Ann Treffinger, RN is a Registered Nurse in Bethesda, Maryland. Licensed in Virginia. Registered with an NPI since 2018.

Licensed in
VA
In the registry since
2018
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

8901 Wisconsin Ave Wrb Bldg 19
Bethesda, MD 20889-0001
Phone: (571) 533-8487
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 0001078288 (VA)

Record details

NPI number1922592344
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedJune 19, 2018
Last updated in NPPESJune 19, 2018

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