Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mary Shiellah Blancaflor James, NP

Individual provider Family Nurse Practitioner · NPI 1639415979

Mary Shiellah Blancaflor James, NP is a Nurse Practitioner in Downers Grove, Illinois. Qualified in 2012, 14 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Indiana.

Years since qualifying
14
Licensed in
IL, IN
In the registry since
2012
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

3825 Highland Ave Fl 4
Downers Grove, IL 60515-1552
Phone: (630) 719-4799
Fax: (630) 963-7420
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 6700 167th St Ste 4, Tinley Park, IL 60477-2078 — (708) 429-3700

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 277.000750 (IL)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 28227760A (IN)

Record details

NPI number1639415979
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedDecember 13, 2012
Last updated in NPPESAugust 5, 2025
Certification dateAugust 5, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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