NATALYA MATHER MD
NPI 1790304228
Family Medicine in Indianapolis, IN
About Natalya Mather Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NATALYA MATHER MD (NPI 1790304228) is an individual family medicine provider in Indianapolis, Indiana, licensed in Indiana (01092540A) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Franciscan Health Indianapolis, and is a graduate of Indiana University School Of Medicine (2020).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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
Natalya Mather Md 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 Natalya Mather reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Indianapolis, IN 46237
- Reassigned Medicare billing, Indiana enrollment
- 1,396 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.
Areas of Expertise CMS Part B claims 6
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Franciscan Health Indianapolis
Acute Care Hospitals · Indianapolis, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46259 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
INDIANAPOLIS, IN 46259
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 Natalya Mather's NPI number?
The NPI number for Natalya Mather is 1790304228. It was assigned to this individual provider in the NPPES registry on April 14, 2020. The provider is also known as Natalya Mezenina MD.
Where is Natalya Mather located?
Natalya Mather practices at 8325 E Southport Rd Ste 100, Indianapolis, IN 46259. The listed phone number is (317) 862-6609.
What is Natalya Mather's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Natalya Mather enrolled in Medicare?
Yes. Natalya Mather 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 Natalya Mather's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Natalya Mather reassigns Medicare benefits to Franciscan Physician Network (Indianapolis, IN). 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 Natalya Mather's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Natalya Mather accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Natalya Mather 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.
Is Natalya Mather affiliated with any hospitals?
According to CMS data, Natalya Mather is affiliated with Franciscan Health Indianapolis.
When was this NPI record last updated?
The NPPES record for Natalya Mather was last updated on July 9, 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.
# Natalya Mather, MD · NPI 1790304228
Family Medicine physician in Indianapolis, Indiana. Individual provider, active in the CMS NPPES registry since April 14, 2020.
## Identity
- **NPI:** 1790304228 (Entity type: Individual)
- **Enumerated:** April 14, 2020
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 01092540A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 8325 E SOUTHPORT RD STE 100, Indianapolis, IN 46259-6834
- **Phone:** (317) 862-6609 · **Fax:** (317) 862-4617
## 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:** Franciscan Physician Network (NPI 1225327984, Indianapolis, IN), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Indiana University School Of Medicine, class of 2020
## Record status
- **NPPES last updated:** July 9, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1790304228) · Data from the CMS NPPES public registry.