MARIA ANNUM OD
NPI 1902310006
Optometrist in Naperville, IL
About Maria Annum Od NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIA ANNUM OD (NPI 1902310006) is an individual optometrist in Naperville, Illinois, licensed in Illinois (046011272) and active in the NPI registry since November 2017. She is enrolled in Medicare PECOS and is a graduate of Illinois College Of Optometry At Chicago (2017).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
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
Maria Annum 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
13Medicare enrollment records show Maria Annum reassigns Medicare billing to 13 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Naperville, IL 60564
- Reassigned Medicare billing, Illinois enrollment
Niles, IL 60714
- Reassigned Medicare billing, Illinois, Minnesota and Utah enrollments
- Also billed through NPI 1881962173 (Minnesota), NPI 1649203381 (Utah)
- 108 clinicians in this Medicare group
Melrose Park, IL 60160
- Reassigned Medicare billing, Illinois enrollment
- 21 clinicians in this Medicare group
Chicago, IL 60640
- Reassigned Medicare billing, Illinois enrollment
- 20 clinicians in this Medicare group
Burlington, IA 52601
- Reassigned Medicare billing, Iowa enrollment
- 17 clinicians in this Medicare group
Edwardsville, IL 62025
- Reassigned Medicare billing, Illinois enrollment
- 127 clinicians in this Medicare group
Granite City, IL 62040
- Reassigned Medicare billing, Illinois enrollment
- 15 clinicians in this Medicare group
Mason City, IA 50401
- Reassigned Medicare billing, Iowa enrollment
- 35 clinicians in this Medicare group
Eagan, MN 55122
- Reassigned Medicare billing, Minnesota enrollment
- 79 clinicians in this Medicare group
Mandeville, LA 70471
- Reassigned Medicare billing, Louisiana enrollment
- 8 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 60564 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Maria Annum's NPI number?
The NPI number for Maria Annum is 1902310006. It was assigned to this individual provider in the NPPES registry on November 28, 2017.
Where is Maria Annum located?
Maria Annum practices at 4931 S Route 59 Ste 115, Naperville, IL 60564. The listed phone number is (630) 904-1900.
What is Maria Annum's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Maria Annum enrolled in Medicare?
Yes. Maria Annum 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 Maria Annum's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Maria Annum reassigns Medicare benefits to 13 organizations: Izza Professional Corporation (Naperville, IL), Visionworks, Inc. (Niles, IL), Melrose Park Eye Care LLC (Melrose Park, IL), Aea Eye Care LLC (Chicago, IL), American Eyecare PC (Burlington, IA) and 8 more organizations, listed in the Medicare section above. 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 Maria Annum's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Maria Annum accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 18 other insurers list Maria Annum 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 Maria Annum was last updated on April 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Maria Annum, OD · NPI 1902310006
Optometrist provider in Naperville, Illinois. Individual provider, active in the CMS NPPES registry since November 28, 2017.
## Identity
- **NPI:** 1902310006 (Entity type: Individual)
- **Enumerated:** November 28, 2017
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **State license:** 046011272 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 4931 S ROUTE 59 STE 115, Naperville, IL 60564-2692
- **Phone:** (630) 904-1900
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** 13 organizations under Medicare reassignment (form CMS-855R): Izza Professional Corporation (NPI 1346084589, Naperville, IL); Visionworks, Inc. (NPI 1831115906, Niles, IL); Melrose Park Eye Care LLC (NPI 1073334595, Melrose Park, IL); Aea Eye Care LLC (NPI 1386121283, Chicago, IL); American Eyecare PC (NPI 1881789667, Burlington, IA); and 8 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Illinois College Of Optometry At Chicago, class of 2017
## Record status
- **NPPES last updated:** April 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1902310006) · Data from the CMS NPPES public registry.