DR. MARNI HARRIS TAHVILIAN OD
NPI 1558880633
Optometrist - Pediatrics in Wheaton, IL
About Dr. Marni Harris Tahvilian Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARNI HARRIS TAHVILIAN OD (NPI 1558880633) is an individual pediatrics provider in Wheaton, Illinois, licensed in Illinois (046-011195) and active in the NPI registry since September 2017. She is enrolled in Medicare PECOS, maintains a secondary practice location in Naperville, and is a graduate of Illinois College Of Optometry At Chicago (2017).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Secondary Practice Location 1
Other Identifiers 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. Marni Harris Tahvilian Od 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
3Medicare enrollment records show Marni Tahvilian reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wheaton, IL 60187
- Reassigned Medicare billing, Illinois enrollment
- 46 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60187 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.
WHEATON, IL 60187
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 Marni Tahvilian's NPI number?
The NPI number for Marni Tahvilian is 1558880633. It was assigned to this individual provider in the NPPES registry on September 11, 2017. The provider is also known as Marni Harris Od.
Where is Marni Tahvilian located?
Marni Tahvilian practices at 2015 N Main St, Wheaton, IL 60187. The listed phone number is (630) 634-2771.
What is Marni Tahvilian's specialty?
The primary specialty registered for this NPI is Optometrist, specializing in Pediatrics, with taxonomy code 152WP0200X.
Is Marni Tahvilian enrolled in Medicare?
Yes. Marni Tahvilian 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 Marni Tahvilian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marni Tahvilian reassigns Medicare benefits to 3 organizations: Wheaton Eye Clinic Ltd (Wheaton, IL), 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 Marni Tahvilian'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 Marni Tahvilian was last updated on August 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Marni Harris Tahvilian, OD · NPI 1558880633
Pediatrics provider in Wheaton, Illinois. Individual provider, active in the CMS NPPES registry since September 11, 2017.
## Identity
- **NPI:** 1558880633 (Entity type: Individual)
- **Enumerated:** September 11, 2017
- **Primary specialty:** Optometrist - Pediatrics · taxonomy 152WP0200X
- **State license:** 046-011195 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 2015 N MAIN ST, Wheaton, IL 60187-3190
- **Phone:** (630) 634-2771 · **Fax:** (630) 221-0019
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Wheaton Eye Clinic Ltd (NPI 1801883004, Wheaton, IL); 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:** Illinois College Of Optometry At Chicago, class of 2017
## Record status
- **NPPES last updated:** August 29, 2024
- **Other identifiers:** Medicaid 046-011195 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1558880633) · Data from the CMS NPPES public registry.