DR. KATHLEEN M DILLER MD
NPI 1407053697
Anesthesiology in Great Falls, MT
About Dr. Kathleen M Diller Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KATHLEEN M DILLER MD (NPI 1407053697) is an individual anesthesiology provider in Great Falls, Montana, licensed in Montana (59892) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with Melbourne Regional Medical Center, and is a graduate of Medical University Of South Carolina College Of Medicine (2007).
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 and accepts Medicare assignment
Dr. Kathleen M Diller Md 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
4Medicare enrollment records show Kathleen Diller reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Great Falls, MT 59405
- Reassigned Medicare billing, Montana enrollment
- 637 clinicians in this Medicare group
Tampa, FL 33612
- Reassigned Medicare billing, Florida enrollment
- 127 clinicians in this Medicare group
Bradenton, FL 34208
- Reassigned Medicare billing, Florida enrollment
- 1,887 clinicians in this Medicare group
Rockledge, FL 32955
- Reassigned Medicare billing, Florida enrollment
- 40 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 8
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Melbourne Regional Medical Center
Acute Care Hospitals · Melbourne, FLBenefis Hospitals Inc
Acute Care Hospitals · Great Falls, MTMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
GREAT FALLS, MT 59405
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 Kathleen Diller's NPI number?
The NPI number for Kathleen Diller is 1407053697. It was assigned to this individual provider in the NPPES registry on June 29, 2007.
Where is Kathleen Diller located?
Kathleen Diller practices at 1101 26th St S, Great Falls, MT 59405. The listed phone number is (406) 731-8888.
What is Kathleen Diller's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Kathleen Diller enrolled in Medicare?
Yes. Kathleen Diller 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 Kathleen Diller's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathleen Diller reassigns Medicare benefits to 4 organizations: Benefis Hospitals, Inc. (Great Falls, MT), North Tampa Anesthesia Consultants (Tampa, FL), Anesthesia Dynamics LLC (Bradenton, FL) and Central Brevard Anesthesiologists, PA (Rockledge, FL). 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 Kathleen Diller's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kathleen Diller accept?
Health plans from Blue Cross and Blue Shield of Montana list Kathleen Diller 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 Kathleen Diller affiliated with any hospitals?
According to CMS data, Kathleen Diller is affiliated with Melbourne Regional Medical Center and Benefis Hospitals Inc.
When was this NPI record last updated?
The NPPES record for Kathleen Diller was last updated on April 25, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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. Kathleen M Diller, MD · NPI 1407053697
Anesthesiology physician in Great Falls, Montana. Individual provider, active in the CMS NPPES registry since June 29, 2007.
## Identity
- **NPI:** 1407053697 (Entity type: Individual)
- **Enumerated:** June 29, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 59892 (Montana)
- **Sole proprietor:** No
## Practice location
- **Address:** 1101 26TH ST S, Great Falls, MT 59405-5161
- **Phone:** (406) 731-8888 · **Fax:** (406) 731-8888
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Benefis Hospitals, Inc. (NPI 1881650737, Great Falls, MT); North Tampa Anesthesia Consultants (NPI 1144216433, Tampa, FL); Anesthesia Dynamics LLC (NPI 1073001012, Bradenton, FL); Central Brevard Anesthesiologists, PA (NPI 1205875671, Rockledge, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical University Of South Carolina College Of Medicine, class of 2007
## Record status
- **NPPES last updated:** April 25, 2018
- **Other identifiers:** Medicaid 300436 (SC)
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Source: [NPI Profile](https://npiprofile.com/npi/1407053697) · Data from the CMS NPPES public registry.