Sandra Lewis, C.N.M.
NPI 1588641658 · Midwife · Waterloo, IA
Enrolled with Medicare as Practitioner - Certified Nurse Midwife (cnm) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sandra Lewis, C.N.M. is a Midwife provider in Waterloo, IA (NPI 1588641658).
Provider details
- NPI number
- 1588641658
- Entity type
- Individual
- Primary specialty
- MidwifeOther Service Providers
- Credential
- C.N.M.
- Sex
- Female
- Sole proprietor
- No
- License
- B-094080 (IA)
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
20 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
- 2005-12-29
- Last updated
- 2015-02-06
Frequently asked questions
- What is Sandra Lewis's NPI number?
- Sandra Lewis's National Provider Identifier (NPI) is 1588641658, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sandra Lewis's specialty?
- Sandra Lewis is listed in the NPPES registry with a primary specialty of Midwife (Other Service Providers).
- Where is Sandra Lewis located?
- Sandra Lewis's practice location on file with NPPES is 146 W Dale St, Waterloo, IA 50703-1901.
- What is Sandra Lewis's phone number?
- The practice phone number listed in the NPPES registry for Sandra Lewis is (319) 235-5050.
- Does Sandra Lewis accept Medicare?
- Sandra Lewis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sandra Lewis's NPI active?
- Yes — Sandra Lewis's NPI (1588641658) is active in the NPPES registry as of the last update on 2015-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.