DR. DEXTER RUNA CASTA M.D.
NPI 1194043034
Internal Medicine in Litchfield, MN
About Dr. Dexter Runa Casta M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DEXTER RUNA CASTA M.D. (NPI 1194043034) is an individual internal medicine provider in Litchfield, Minnesota, licensed in Minnesota (57378) and active in the NPI registry since May 2010. He is enrolled in Medicare PECOS, is affiliated with St Cloud Hospital, and is a graduate of Other (2003).
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
Dr. Dexter Runa Casta M.d. 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 Dexter Casta reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Litchfield, MN 55355
- Reassigned Medicare billing, Minnesota enrollment
- Also billed through NPI 1598860215 (Minnesota)
- 125 clinicians in this Medicare group
Willmar, MN 56201
- Reassigned Medicare billing, Minnesota enrollment
- 236 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 71
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Cloud Hospital
Acute Care Hospitals · Saint Cloud, MNCentracare- Rice Memorial Hospital
Acute Care Hospitals · Willmar, MNChippewa County Hospital
Critical Access Hospitals · Montevideo, MNCentracare - Redwood
Critical Access Hospitals · Redwood Falls, MNMeeker Memorial Hospital
Critical Access Hospitals · Litchfield, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55355 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 8
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Dexter Casta's NPI number?
The NPI number for Dexter Casta is 1194043034. It was assigned to this individual provider in the NPPES registry on May 15, 2010.
Where is Dexter Casta located?
Dexter Casta practices at 520 S Sibley Ave, Litchfield, MN 55355. The listed phone number is (320) 693-3233.
What is Dexter Casta's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Dexter Casta enrolled in Medicare?
Yes. Dexter Casta 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 Dexter Casta's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dexter Casta reassigns Medicare benefits to 2 organizations: County Of Meeker (Litchfield, MN) and Centracare Clinic Southwest LLC (Willmar, MN). 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 Dexter Casta's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dexter Casta accept?
Health plans from HealthPartners and Sanford Health Plan list Dexter Casta 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 Dexter Casta affiliated with any hospitals?
According to CMS data, Dexter Casta is affiliated with St Cloud Hospital, Centracare- Rice Memorial Hospital, Chippewa County Hospital, Centracare - Redwood and Meeker Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Dexter Casta was last updated on July 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.