Gwendolyn Riddell, CNM, APN
NPI 1033382213 · Midwife · Santa Rosa, CA
Enrolled with Medicare as Order and Referring Only - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gwendolyn Riddell, CNM, APN is a Midwife provider in Santa Rosa, CA (NPI 1033382213).
Provider details
- NPI number
- 1033382213
- Entity type
- Individual
- Primary specialty
- MidwifeOther Service Providers
- Credential
- CNM, APN
- Sex
- Female
- Sole proprietor
- No
- License
- NMW1802 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-08
- Last updated
- 2024-05-07
- Certified
- 2024-05-07
Frequently asked questions
- What is Gwendolyn Riddell's NPI number?
- Gwendolyn Riddell's National Provider Identifier (NPI) is 1033382213, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwendolyn Riddell's specialty?
- Gwendolyn Riddell is listed in the NPPES registry with a primary specialty of Midwife (Other Service Providers).
- Where is Gwendolyn Riddell located?
- Gwendolyn Riddell's practice location on file with NPPES is 1140 Sonoma Ave Ste 3, Santa Rosa, CA 95405-4817.
- What is Gwendolyn Riddell's phone number?
- The practice phone number listed in the NPPES registry for Gwendolyn Riddell is (707) 766-4276.
- Does Gwendolyn Riddell accept Medicare?
- Gwendolyn Riddell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gwendolyn Riddell's NPI active?
- Yes — Gwendolyn Riddell's NPI (1033382213) is active in the NPPES registry as of the last update on 2024-05-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.