Mary Beth Lewis, N.P.
NPI 1396789517 · Women's Health Nurse Practitioner · Williamsville, NY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Beth Lewis, N.P. is a Women's Health Nurse Practitioner provider in Williamsville, NY (NPI 1396789517).
Provider details
- NPI number
- 1396789517
- Entity type
- Individual
- Primary specialty
- Women's Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- F420496-1 (NY)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing 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
- 2006-06-16
- Last updated
- 2014-10-06
Frequently asked questions
- What is Mary Beth Lewis's NPI number?
- Mary Beth Lewis's National Provider Identifier (NPI) is 1396789517, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Beth Lewis's specialty?
- Mary Beth Lewis is listed in the NPPES registry with a primary specialty of Women's Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Beth Lewis located?
- Mary Beth Lewis's practice location on file with NPPES is 1150 Youngs Rd, Williamsville, NY 14221-8053.
- What is Mary Beth Lewis's phone number?
- The practice phone number listed in the NPPES registry for Mary Beth Lewis is (716) 636-9112.
- Does Mary Beth Lewis accept Medicare?
- Mary Beth Lewis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Beth Lewis's NPI active?
- Yes — Mary Beth Lewis's NPI (1396789517) is active in the NPPES registry as of the last update on 2014-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.