MR. JOSEPH THOMAS GIANNINI ANP-BC
NPI 1649523226
Nurse Practitioner - Adult Health in Chicago, IL
About Mr. Joseph Thomas Giannini Anp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. JOSEPH THOMAS GIANNINI ANP-BC (NPI 1649523226) is an individual adult health provider in Chicago, Illinois, licensed in Illinois (209.009632) and active in the NPI registry since October 2012. He is enrolled in Medicare PECOS, is affiliated with The University Of Chicago Medical Center, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Mr. Joseph Thomas Giannini Anp-bc is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Joseph Giannini reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 635 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
The University Of Chicago Medical Center
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60637 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60637
CHICAGO, IL 60637
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Joseph Giannini's NPI number?
The NPI number for Joseph Giannini is 1649523226. It was assigned to this individual provider in the NPPES registry on October 19, 2012.
Where is Joseph Giannini located?
Joseph Giannini practices at 5758 S Maryland Ave Suite 3B, Chicago, IL 60637. The listed phone number is (773) 702-6732.
What is Joseph Giannini's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Joseph Giannini enrolled in Medicare?
Yes. Joseph Giannini is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Joseph Giannini's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Giannini reassigns Medicare benefits to 2 organizations: The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (Chicago, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Joseph Giannini's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joseph Giannini accept?
Health plans from Ambetter Health and Ambetter Health of Delaware list Joseph Giannini as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Joseph Giannini affiliated with any hospitals?
According to CMS data, Joseph Giannini is affiliated with The University Of Chicago Medical Center.
When was this NPI record last updated?
The NPPES record for Joseph Giannini was last updated on October 19, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mr. Joseph Thomas Giannini, ANP-BC · NPI 1649523226
Adult Health physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since October 19, 2012.
## Identity
- **NPI:** 1649523226 (Entity type: Individual)
- **Enumerated:** October 19, 2012
- **Primary specialty:** Nurse Practitioner - Adult Health · taxonomy 363LA2200X
- **State license:** 209.009632 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5758 S MARYLAND AVE, SUITE 3B, Chicago, IL 60637-1426
- **Phone:** (773) 702-6732
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): The University Of Chicago Medical Center (NPI 1033218128, Chicago, IL); University Of Chicago (NPI 1821048786, Chicago, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** October 19, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1649523226) · Data from the CMS NPPES public registry.