ISAAC J MATTIS
NPI 1972235166
Family Medicine in Stanberry, MO
About Isaac J Mattis NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ISAAC J MATTIS (NPI 1972235166) is an individual family medicine provider in Stanberry, Missouri, licensed in Missouri (2025032839) and active in the NPI registry since June 2022. He is enrolled in Medicare PECOS, is affiliated with Mosaic Life Care At St Joseph, and maintains a secondary practice location in Fairbury.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Isaac J Mattis 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 Isaac Mattis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Stanberry, MO 64489
- Reassigned Medicare billing, Missouri enrollment
- 207 clinicians in this Medicare group
Plymouth, NE 68424
- Reassigned Medicare billing, Nebraska enrollment
- Also billed through NPI 1477660397 (Nebraska)
- 28 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mosaic Life Care At St Joseph
Acute Care Hospitals · Saint Joseph, MOMosaic Medical Center Albany
Critical Access Hospitals · Albany, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 64489 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
STANBERRY, MO 64489
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 Isaac Mattis's NPI number?
The NPI number for Isaac Mattis is 1972235166. It was assigned to this individual provider in the NPPES registry on June 27, 2022.
Where is Isaac Mattis located?
Isaac Mattis practices at 202 E Main St, Stanberry, MO 64489. The listed phone number is (660) 783-2192.
What is Isaac Mattis's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Isaac Mattis enrolled in Medicare?
Yes. Isaac Mattis 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 Isaac Mattis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Isaac Mattis reassigns Medicare benefits to 2 organizations: Northwest Medical Center Association, Inc (Stanberry, MO) and Jefferson Community Health Center Inc (Plymouth, NE). 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 Isaac Mattis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Isaac Mattis accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Anthem Blue Cross and Blue Shield and Blue Cross and Blue Shield of Kansas City and 2 other insurers list Isaac Mattis 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 Isaac Mattis affiliated with any hospitals?
According to CMS data, Isaac Mattis is affiliated with Mosaic Life Care At St Joseph and Mosaic Medical Center Albany.
When was this NPI record last updated?
The NPPES record for Isaac Mattis was last updated on August 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Isaac J Mattis · NPI 1972235166
Family Medicine physician in Stanberry, Missouri. Individual provider, active in the CMS NPPES registry since June 27, 2022.
## Identity
- **NPI:** 1972235166 (Entity type: Individual)
- **Enumerated:** June 27, 2022
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 2025032839 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 202 E MAIN ST, Stanberry, MO 64489-1358
- **Phone:** (660) 783-2192 · **Fax:** (660) 783-2616
## 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 Medical Center Association, Inc (NPI 1750457149, Stanberry, MO); Jefferson Community Health Center Inc (NPI 1215445994, Plymouth, NE) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** At Still University Of Health Sciences, College Of Osteo Med, Kirksville, class of 2022
## Record status
- **NPPES last updated:** August 14, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1972235166) · Data from the CMS NPPES public registry.