1. Home
  2. Directory
  3. Illinois
  4. Oak Lawn
  5. Specialist
  6. NPI Profile

J R NEPHOLOGY & ASSOCIATES INC
NPI 1073630661
Specialist in Oak Lawn, IL

Active since March 26, 2007
4542 W 95TH ST, OAK LAWN, IL 60453(708) 425-0522(708) 425-4505 Get Directions Write a Review

NPPES record last updated: April 22, 2013. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About J R Nephology & Associates Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

J R NEPHOLOGY & ASSOCIATES INC (NPI 1073630661) is a healthcare organization registered as a specialist in Oak Lawn, Illinois and active in the NPI registry since March 2007. The organization lists Laura Marie Turpin, Billing Manager, as its authorized official.

NPPES Registry Identity

NPI1073630661
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameJ R NEPHOLOGY & ASSOCIATES INC
Location Address4542 W 95TH STOak Lawn, IL 60453-2627
Mailing Address4542 W 95th StOak Lawn, IL 60453-2627 · (708) 425-0522 · Fax (708) 425-4505
Phone(708) 425-0522
Fax(708) 425-4505
Organization SubpartNo
Authorized OfficialLaura Marie TurpinBilling Manager · (708) 957-2993
Enumeration DateMarch 26, 2007
Last NPPES UpdateApril 22, 2013
✔ NPI 1073630661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
4542 W 95TH ST, Oak Lawn, IL 60453
Open in Google Maps ↗

Other Identifiers 1

Medicare PIN211997IL

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

J R Nephology & Associates Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

5

Medicare enrollment records show 5 clinicians reassign Medicare billing to J R Nephology & Associates Inc, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (5)

Michael Arvan, MD
Nephrology
NPI 1336195528
4542 W 95TH ST
Oak Lawn, IL 60453
(708) 425-0522
✔ PECOS✔ Accepts MedicareSame address
Sreya Pallath, MD
Nephrology
NPI 1467489583
4542 W 95TH ST
Oak Lawn, IL 60453
(708) 425-0522
✔ PECOS✔ Accepts MedicareSame address
James Rydel, MD
Nephrology
NPI 1225078413
4542 W 95TH ST
Oak Lawn, IL 60453
(708) 425-0522
✔ PECOS✔ Accepts MedicareSame address
Tom Blicharski, APN
Certified Clinical Nurse Specialist (CNS)
NPI 1033460381
4701 W 102ND ST
Oak Lawn, IL 60453
(708) 738-1182
✔ PECOS✔ Accepts Medicare0.9 mi
Milani Sivagnanam, M.D.
Internal Medicine
NPI 1174937106
929 RIDGE RD STE 2
Munster, IN 46321
(219) 836-2740
✔ PECOS✔ Accepts Medicare16 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 J R Nephology & Associates Inc's NPI number?

The NPI number for J R Nephology & Associates Inc is 1073630661. It was assigned to this organization in the NPPES registry on March 26, 2007.

Where is J R Nephology & Associates Inc located?

J R Nephology & Associates Inc is located at 4542 W 95th St, Oak Lawn, IL 60453. The listed phone number is (708) 425-0522.

What is J R Nephology & Associates Inc's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is J R Nephology & Associates Inc enrolled in Medicare?

Yes. J R Nephology & Associates Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through J R Nephology & Associates Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians in 3 Medicare specialties reassign their Medicare billing to J R Nephology & Associates Inc. A 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 the clinician's services. The largest specialties are Nephrology (3), Certified Clinical Nurse Specialist (CNS) (1) and Internal Medicine (1). Of these, 3 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does J R Nephology & Associates Inc accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list J R Nephology & Associates Inc 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 J R Nephology & Associates Inc was last updated on April 22, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.