TONIA ANNE ISOTALO DNP, PMHNP-BC
NPI 1821611948
Nurse Practitioner - Psychiatric/Mental Health in Marana, AZ
About Tonia Anne Isotalo Dnp, Pmhnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TONIA ANNE ISOTALO DNP, PMHNP-BC (NPI 1821611948) is an individual psychiatric/mental health provider in Marana, Arizona, licensed in Arizona (241435) and active in the NPI registry since May 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Group Practice 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
Tonia Anne Isotalo Dnp, Pmhnp-bc 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
2Medicare enrollment records show Tonia Isotalo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tucson, AZ 85704
- Reassigned Medicare billing, Arizona enrollment
- 296 clinicians in this Medicare group
Tucson, AZ 85704
- Reassigned Medicare billing, Arizona enrollment
- 33 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 85653 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.
MARANA, AZ 85653
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 Tonia Isotalo's NPI number?
The NPI number for Tonia Isotalo is 1821611948. It was assigned to this individual provider in the NPPES registry on May 22, 2020.
Where is Tonia Isotalo located?
Tonia Isotalo practices at 13395 N Marana Main St Bldg B, Marana, AZ 85653. The listed phone number is (520) 682-1091.
What is Tonia Isotalo's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Tonia Isotalo enrolled in Medicare?
Yes. Tonia Isotalo 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 Tonia Isotalo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tonia Isotalo reassigns Medicare benefits to 2 organizations: Northwest Allied Physicians LLC (Tucson, AZ) and Sonora Behavioral Health Hospital, LLC (Tucson, AZ). 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 Tonia Isotalo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tonia Isotalo accept?
Health plans from Ambetter Health, Ambetter from Arizona Complete Health, Antidote Health Plan of Arizona, Inc., Blue Cross Blue Shield of Arizona and Imperial Insurance Companies, Inc. and 2 other insurers list Tonia Isotalo 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 Tonia Isotalo was last updated on July 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Tonia Anne Isotalo, DNP, PMHNP-BC · NPI 1821611948
Psychiatric/Mental Health physician in Marana, Arizona. Individual provider, active in the CMS NPPES registry since May 22, 2020.
## Identity
- **NPI:** 1821611948 (Entity type: Individual)
- **Enumerated:** May 22, 2020
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 241435 (Arizona)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 13395 N MARANA MAIN ST BLDG B, Marana, AZ 85653-7008
- **Phone:** (520) 682-1091
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Northwest Allied Physicians LLC (NPI 1003833179, Tucson, AZ); Sonora Behavioral Health Hospital, LLC (NPI 1750466892, Tucson, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** July 20, 2021
- **Other identifiers:** Medicaid 006995 (AZ)
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Source: [NPI Profile](https://npiprofile.com/npi/1821611948) · Data from the CMS NPPES public registry.