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

MS. Tammy Renee Barrett, CRNA

Individual provider Nurse Practitioner · NPI 1346248192

MS. Tammy Renee Barrett, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Bellevue, Washington. Qualified in 2000, 26 years ago. Practices with Washington Gastroenterology PLLC, a 143-clinician group and accepts Medicare assignment. Licensed in Florida, Oregon and Washington.

Years since qualifying
26
Licensed in
FL, OR, WA
In the registry since
2005
Specialties on file
4
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Practice location Address checks out

1135 116th Ave NE Ste 570
Bellevue, WA 98004-4623
Phone: (425) 451-7335
Fax: (425) 451-1226
Show map & directions

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

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence AP 60118439 (WA)
Nurse Practitioner Taxonomy 363L00000X · Licence 2192222 (FL)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence 200960025CRNA (OR)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence ARNP2192222 (FL)

Record details

NPI number1346248192
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJuly 13, 2005
Last updated in NPPESSeptember 13, 2010

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Washington Gastroenterology Pllc — 143 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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