DR. TARUN JAIN M.D.
NPI 1932156809
Obstetrics & Gynecology - Reproductive Endocrinology in Chicago, IL
About Dr. Tarun Jain M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TARUN JAIN M.D. (NPI 1932156809) is an individual reproductive endocrinology provider in Chicago, Illinois, licensed in Illinois (036112025) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Oakbrook Terrace, and is a graduate of Un Of California, Irvine, College Of Medicine (1997).
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 and accepts Medicare assignment
Dr. Tarun Jain M.d. 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 Reassignment
Medicare enrollment records show Tarun Jain reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Carol Stream, IL 60122
- Reassigned Medicare billing, Illinois enrollment
- 4,817 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60611 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 12
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
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 Tarun Jain's NPI number?
The NPI number for Tarun Jain is 1932156809. It was assigned to this individual provider in the NPPES registry on May 27, 2006.
Where is Tarun Jain located?
Tarun Jain practices at 259 E Erie St Ste 2400, Chicago, IL 60611. The listed phone number is (312) 695-7269.
What is Tarun Jain's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Reproductive Endocrinology, with taxonomy code 207VE0102X.
Is Tarun Jain enrolled in Medicare?
Yes. Tarun Jain 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 organization bills Medicare for Tarun Jain's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tarun Jain reassigns Medicare benefits to Northwestern Medical Faculty Foundation (Carol Stream, IL). The 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 Tarun Jain'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 Tarun Jain was last updated on February 21, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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. Tarun Jain, M.D. · NPI 1932156809
Reproductive Endocrinology physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since May 27, 2006.
## Identity
- **NPI:** 1932156809 (Entity type: Individual)
- **Enumerated:** May 27, 2006
- **Primary specialty:** Obstetrics & Gynecology - Reproductive Endocrinology · taxonomy 207VE0102X
- **State license:** 036112025 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 259 E ERIE ST STE 2400, Chicago, IL 60611-3907
- **Phone:** (312) 695-7269
## 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:** Northwestern Medical Faculty Foundation (NPI 1346235314, Carol Stream, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Un Of California, Irvine, College Of Medicine, class of 1997
## Record status
- **NPPES last updated:** February 21, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1932156809) · Data from the CMS NPPES public registry.