Angela Siebold, DNP, FNP-BC
NPI 1588271894 · Family Nurse Practitioner · Rockford, IL
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Angela Siebold, DNP, FNP-BC is a Family Nurse Practitioner provider in Rockford, IL (NPI 1588271894).
Provider details
- NPI number
- 1588271894
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 209.022112 (IL)
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
- 2020-09-30
- Last updated
- 2020-09-30
- Certified
- 2020-09-30
Frequently asked questions
- What is Angela Siebold's NPI number?
- Angela Siebold's National Provider Identifier (NPI) is 1588271894, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Angela Siebold's specialty?
- Angela Siebold is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Angela Siebold located?
- Angela Siebold's practice location on file with NPPES is 1200 W State St, Rockford, IL 61102-2112.
- What is Angela Siebold's phone number?
- The practice phone number listed in the NPPES registry for Angela Siebold is (815) 490-1600.
- Does Angela Siebold accept Medicare?
- Angela Siebold is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Angela Siebold's NPI active?
- Yes — Angela Siebold's NPI (1588271894) is active in the NPPES registry as of the last update on 2020-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.