Mary Christensen, M.S.N., A.P.N.
NPI 1770634842 · Nurse Practitioner · Glen Ellyn, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Christensen, M.S.N., A.P.N. is a Nurse Practitioner provider in Glen Ellyn, IL (NPI 1770634842).
Provider details
- NPI number
- 1770634842
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- M.S.N., A.P.N.
- Sex
- Female
- Sole proprietor
- No
- License
- 209.005290 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
19 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
- 2007-01-16
- Last updated
- 2013-04-02
Frequently asked questions
- What is Mary Christensen's NPI number?
- Mary Christensen's National Provider Identifier (NPI) is 1770634842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Christensen's specialty?
- Mary Christensen is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Christensen located?
- Mary Christensen's practice location on file with NPPES is 885 Roosevelt Rd, Glen Ellyn, IL 60137-6141.
- What is Mary Christensen's phone number?
- The practice phone number listed in the NPPES registry for Mary Christensen is (630) 790-1555.
- Does Mary Christensen accept Medicare?
- Mary Christensen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Christensen's NPI active?
- Yes — Mary Christensen's NPI (1770634842) is active in the NPPES registry as of the last update on 2013-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.