DR. RAY THOMAS RAMIREZ JR. MD
NPI 1841811726
General Practice in Chicago, IL
About Dr. Ray Thomas Ramirez Jr. Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RAY THOMAS RAMIREZ JR. MD (NPI 1841811726) is an individual general practice provider in Chicago, Illinois, licensed in Illinois (036.165591) and active in the NPI registry since May 2020. He is enrolled in Medicare PECOS, maintains a secondary practice location in Piscataway, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Ray Thomas Ramirez Jr. Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ray Ramirez reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Princeton, NJ 08540
- Reassigned Medicare billing, New Jersey enrollment
- 421 clinicians in this Medicare group
Dallas, TX 75244
- Reassigned Medicare billing, Illinois enrollment
- 712 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.
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 60611
CHICAGO, IL 60611
CHICAGO, IL 60611
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 Ray Ramirez's NPI number?
The NPI number for Ray Ramirez is 1841811726. It was assigned to this individual provider in the NPPES registry on May 1, 2020.
Where is Ray Ramirez located?
Ray Ramirez practices at 225 E Chicago Ave, Chicago, IL 60611. The listed phone number is (312) 227-4000.
What is Ray Ramirez's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Ray Ramirez enrolled in Medicare?
Yes. Ray Ramirez is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ray Ramirez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ray Ramirez reassigns Medicare benefits to 2 organizations: Signify Health Medical Associates Of New Jersey, LLC (Princeton, NJ) and Signify Health Medical Associates, PLLC (Dallas, TX). 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 Ray Ramirez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ray Ramirez was last updated on August 24, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Ray Thomas Ramirez Jr., MD · NPI 1841811726
General Practice physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since May 1, 2020.
## Identity
- **NPI:** 1841811726 (Entity type: Individual)
- **Enumerated:** May 1, 2020
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **State license:** 036.165591 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 225 E CHICAGO AVE, Chicago, IL 60611-2991
- **Phone:** (312) 227-4000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Signify Health Medical Associates Of New Jersey, LLC (NPI 1174187728, Princeton, NJ); Signify Health Medical Associates, PLLC (NPI 1750845863, Dallas, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** August 24, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1841811726) · Data from the CMS NPPES public registry.