Frank Szczesniak, RN, FNP-BC
NPI 1477135283 · Family Nurse Practitioner · Corona, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Frank Szczesniak, RN, FNP-BC is a Family Nurse Practitioner provider in Corona, CA (NPI 1477135283).
Provider details
- NPI number
- 1477135283
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, FNP-BC
- Sex
- Male
- Sole proprietor
- Yes
- License
- NPF95014075 (CA)
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
5 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
- 2021-04-22
- Last updated
- 2026-05-04
- Certified
- 2026-05-04
Frequently asked questions
- What is Frank Szczesniak's NPI number?
- Frank Szczesniak's National Provider Identifier (NPI) is 1477135283, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Frank Szczesniak's specialty?
- Frank Szczesniak is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Frank Szczesniak located?
- Frank Szczesniak's practice location on file with NPPES is 2370 Anselmo Dr, Corona, CA 92879-7106.
- What is Frank Szczesniak's phone number?
- The practice phone number listed in the NPPES registry for Frank Szczesniak is (909) 896-5245.
- Does Frank Szczesniak accept Medicare?
- Frank Szczesniak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Frank Szczesniak's NPI active?
- Yes — Frank Szczesniak's NPI (1477135283) is active in the NPPES registry as of the last update on 2026-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.