TERI ANN TRUE ARNP
NPI 1083555981
Nurse Practitioner - Family in Mason City, IA
About Teri Ann True Arnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TERI ANN TRUE ARNP (NPI 1083555981) is an individual family provider in Mason City, Iowa, licensed in Iowa (A190147) and active in the NPI registry since April 2026. She is enrolled in Medicare PECOS, is affiliated with Mercyone North Iowa Medical Center, and is a graduate of Other (2026).
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
Teri Ann True Arnp 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 Teri True reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Mason City, IA 50401
- Reassigned Medicare billing, Iowa enrollment
- 420 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercyone North Iowa Medical Center
Acute Care Hospitals · Mason City, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 50401 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.
MASON CITY, IA 50401
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 Teri True's NPI number?
The NPI number for Teri True is 1083555981. It was assigned to this individual provider in the NPPES registry on April 3, 2026.
Where is Teri True located?
Teri True practices at 1000 4th St SW, Mason City, IA 50401. The listed phone number is (641) 428-8001.
What is Teri True's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Teri True enrolled in Medicare?
Yes. Teri True 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 Teri True's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Teri True reassigns Medicare benefits to North Iowa Mercy Clinics (Mason City, IA). 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 Teri True's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Teri True accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from NH Healthy Families, Ambetter from Sunflower Health Plan and Oscar Health and 2 other insurers list Teri True 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 Teri True affiliated with any hospitals?
According to CMS data, Teri True is affiliated with Mercyone North Iowa Medical Center.
When was this NPI record last updated?
The NPPES record for Teri True was last updated on April 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Teri Ann True, ARNP · NPI 1083555981
Family physician in Mason City, Iowa. Individual provider, active in the CMS NPPES registry since April 3, 2026.
## Identity
- **NPI:** 1083555981 (Entity type: Individual)
- **Enumerated:** April 3, 2026
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** A190147 (Iowa)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 4TH ST SW, Mason City, IA 50401-2800
- **Phone:** (641) 428-8001
## 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:** North Iowa Mercy Clinics (NPI 1043321102, Mason City, IA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2026
## Record status
- **NPPES last updated:** April 3, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1083555981) · Data from the CMS NPPES public registry.