Mary Callaghan, APRN, CNS
NPI 1497096853 · Advanced Practice Midwife · Chicago, IL
Enrolled with Medicare as Practitioner - Certified Clinical Nurse Specialist (cns) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Callaghan, APRN, CNS is a Advanced Practice Midwife provider in Chicago, IL (NPI 1497096853).
Provider details
- NPI number
- 1497096853
- Entity type
- Individual
- Primary specialty
- Advanced Practice MidwifePhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, CNS
- Sex
- Female
- Sole proprietor
- No
- License
- 209.009546 (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
13 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
- 2013-03-11
- Last updated
- 2022-10-12
- Certified
- 2022-10-12
Frequently asked questions
- What is Mary Callaghan's NPI number?
- Mary Callaghan's National Provider Identifier (NPI) is 1497096853, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Callaghan's specialty?
- Mary Callaghan is listed in the NPPES registry with a primary specialty of Advanced Practice Midwife (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Callaghan located?
- Mary Callaghan's practice location on file with NPPES is 250 E Superior St Fl 15, Chicago, IL 60611-2914.
- What is Mary Callaghan's phone number?
- The practice phone number listed in the NPPES registry for Mary Callaghan is (312) 472-4225.
- Does Mary Callaghan accept Medicare?
- Mary Callaghan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Callaghan's NPI active?
- Yes — Mary Callaghan's NPI (1497096853) is active in the NPPES registry as of the last update on 2022-10-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.