DR. WENDY ALLISON MASON MD
NPI 1114034519
Family Medicine in Avon, IN
About Dr. Wendy Allison Mason Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WENDY ALLISON MASON MD (NPI 1114034519) is an individual family medicine provider in Avon, Indiana, licensed in Indiana (01062774) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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 (PECOS)
Dr. Wendy Allison Mason Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Wendy Mason reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Avon, IN 46123
- Reassigned Medicare billing, Indiana enrollment
- 401 clinicians in this Medicare group
Brownsburg, IN 46112
- Reassigned Medicare billing, Indiana enrollment
- 146 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 46123 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AVON, IN 46123
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 Wendy Mason's NPI number?
The NPI number for Wendy Mason is 1114034519. It was assigned to this individual provider in the NPPES registry on August 23, 2006.
Where is Wendy Mason located?
Wendy Mason practices at 8244 E Us Highway 36 Ste. 1100, Avon, IN 46123. The listed phone number is (317) 272-7500.
What is Wendy Mason's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Wendy Mason enrolled in Medicare?
Yes. Wendy Mason is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Wendy Mason's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wendy Mason reassigns Medicare benefits to 2 organizations: Hendricks County Hospital (Avon, IN) and Indiana University Health Urgent Care Centers, LLC (Brownsburg, IN). 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 Wendy Mason's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Wendy Mason accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list Wendy Mason 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 Wendy Mason was last updated on July 14, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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. Wendy Allison Mason, MD · NPI 1114034519
Family Medicine physician in Avon, Indiana. Individual provider, active in the CMS NPPES registry since August 23, 2006.
## Identity
- **NPI:** 1114034519 (Entity type: Individual)
- **Enumerated:** August 23, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 01062774 (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** 8244 E US HIGHWAY 36, STE. 1100, Avon, IN 46123-9575
- **Phone:** (317) 272-7500 · **Fax:** (317) 272-7515
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Hendricks County Hospital (NPI 1972604320, Avon, IN); Indiana University Health Urgent Care Centers, LLC (NPI 1114302965, Brownsburg, IN) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 14, 2011
- **Other identifiers:** Medicare UPIN I13607 (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1114034519) · Data from the CMS NPPES public registry.