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

Joanne Marie Porwoll, NP

Individual provider Adult Health Nurse Practitioner · NPI 1033226873

Joanne Marie Porwoll, NP is an Adult Health Nurse Practitioner in Bethesda, Maryland. Licensed in District of Columbia. Registered with an NPI since 2006.

Licensed in
DC
In the registry since
2006
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Walter Reed National Military 8901 Wisconsin Ave Bldg 19 Deck 5
Bethesda, MD 20889-0001
Phone: (301) 295-5165
Fax: (301) 295-5170
Show map & directions

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

Specialties & licences

Adult Health Nurse Practitioner (primary) Taxonomy 363LA2200X · Licence RN966468 (DC)

Record details

NPI number1033226873
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedAugust 25, 2006
Last updated in NPPESMarch 7, 2023

Other providers in Bethesda