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

MS. Gretchen Blue Schwinn, CNM

Individual provider Advanced Practice Midwife · NPI 1548527369

MS. Gretchen Blue Schwinn, CNM is a Certified Nurse Midwife (CNM) in Longview, Washington. Qualified in 2011, 15 years ago. Practices with Peacehealth, a 187-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
15
Licensed in
WA
In the registry since
2012
What do these letters mean?
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

See every abbreviation used in this directory →

Practice location Address checks out

1660 Delaware St
Longview, WA 98632-2310
Phone: (360) 414-2800
Fax: (360) 414-2803
Show map & directions

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

Specialties & licences

Advanced Practice Midwife (primary) Taxonomy 367A00000X · Licence AP60255202 (WA)

Record details

NPI number1548527369
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedApril 18, 2012
Last updated in NPPESJuly 5, 2016

Medicare enrollment

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

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Peacehealth — 187 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount