Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Mrs. Gwendolyn Elizabeth Haynes, CNM

Individual provider Midwife · NPI 1265524755

Mrs. Gwendolyn Elizabeth Haynes, CNM is registered under Certified Nurse Midwife (CNM) in Oakland, California. Qualified in 2006, 20 years ago. Practices with Sutter Bay Medical Foundation, a 3,762-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
20
Licensed in
CA
In the registry since
2006
What do these letters mean?
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

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Practice location Address checks out

419 30th St Ste 2
Oakland, CA 94609
Phone: (510) 775-2229
Fax: (510) 590-9938
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Midwife (primary) Taxonomy 176B00000X · Licence 1736 (CA)

Record details

NPI number1265524755
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM
Sole proprietorNo
NPI enumeratedSeptember 29, 2006
Last updated in NPPESNovember 7, 2022
Certification dateNovember 7, 2022

Medicare enrollment

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

Medicare specialtyCERTIFIED NURSE MIDWIFE (CNM)
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Sutter Bay Medical Foundation — 3762 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Colleagues at Sutter Bay Medical Foundation

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 3762 clinicians in the practice; 12 are shown here.

Other providers in Oakland