MICHELLE DIAZ PTA
NPI 1902447469
Counselor - Professional in Chicago, IL
About Michelle Diaz Pta NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHELLE DIAZ PTA (NPI 1902447469) is an individual professional provider in Chicago, Illinois, licensed in Illinois (180015525) and active in the NPI registry since October 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Michelle Diaz Pta 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.
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 Michelle Diaz's NPI number?
The NPI number for Michelle Diaz is 1902447469. It was assigned to this individual provider in the NPPES registry on October 4, 2019.
Where is Michelle Diaz located?
Michelle Diaz practices at 3309 N Oconto Ave, Chicago, IL 60634. The listed phone number is (773) 895-0753.
What is Michelle Diaz's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.
Is Michelle Diaz enrolled in Medicare?
Yes. Michelle Diaz 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.
What insurance does Michelle Diaz accept?
Health plans from MercyCare Health Plans, Providence Health Plan and Quartz list Michelle Diaz 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.
When was this NPI record last updated?
The NPPES record for Michelle Diaz was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Michelle Diaz, PTA · NPI 1902447469
Professional provider in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since October 4, 2019.
## Identity
- **NPI:** 1902447469 (Entity type: Individual)
- **Enumerated:** October 4, 2019
- **Primary specialty:** Counselor - Professional · taxonomy 101YP2500X
- **State license:** 180015525 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 3309 N OCONTO AVE, Chicago, IL 60634-3536
- **Phone:** (773) 895-0753
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** June 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1902447469) · Data from the CMS NPPES public registry.