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DIANE DUVALL WARNER MD
NPI 1497835482
Pediatrics - Neonatal-Perinatal Medicine in Bozeman, MT

Active since October 16, 2006PECOS Enrolled
905 HIGHLAND BLVD STE 4500, BOZEMAN, MT 59715(406) 414-5150(406) 414-5155 Get Directions Write a Review

NPPES record last updated: February 22, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 14, 2022, Jul 29, 2021, Mar 3, 2019 and 2 more (5 updates tracked since 2015).

About Diane Duvall Warner Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DIANE DUVALL WARNER MD (NPI 1497835482) is an individual neonatal-perinatal medicine provider in Bozeman, Montana, licensed in Montana (70289) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1497835482
Entity TypeIndividualFemale
Primary Taxonomy2080N0001X
Provider Legal NameDIANE DUVALL WARNERCredential: MD
Location Address905 HIGHLAND BLVD STE 4500Bozeman, MT 59715-6903
Mailing Address905 Highland Blvd Ste 4500Bozeman, MT 59715-6903 · (406) 414-5150
Phone(406) 414-5150
Fax(406) 414-5155
Sole ProprietorNo
Enumeration DateOctober 16, 2006
Last NPPES UpdateFebruary 22, 20245 updates tracked since enumeration
NPPES CertifiedFebruary 22, 2024
✔ NPI 1497835482 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Neonatal-Perinatal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080N0001X
Licenses✔ Licensed in MT · 70289✔ Licensed in ID · M13616
Definition
A pediatrician who is the principal care provider for sick newborn infants. Clinical expertise is used for direct patient care and for consulting with obstetrical colleagues to plan for the care of mothers who have high-risk pregnancies.
905 HIGHLAND BLVD STE 4500, Bozeman, MT 59715
Open in Google Maps ↗

Secondary Practice Locations 2

Location 12003 Kootenai Health WayCoeur D Alene, ID 83814-6051 · Phone (208) 625-5185 · Fax (208) 625-5728
Location 2310 Sunnyview LnKalispell, MT 59901-3129 · Phone (064) 751-5391 · Fax (064) 751-2988

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Cigna Healthcare, Oscar Health Plan of North Carolina, Inc and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diane Duvall Warner Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Diane Warner reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Kalispell Regional Medical Center Inc
203 mi
Family Medicine
106 RIDGEWATER DR STE A
Polson, MT 59860
  • Reassigned Medicare billing, Montana enrollment
  • 483 clinicians in this Medicare group
NPI 1528386802 (406) 883-3200
Mission Community Anesthesiology Specialists LLC
1,637 mi
Physician Assistant
1 HOSPITAL DR STE 4100
Asheville, NC 28801
  • Reassigned Medicare billing, North Carolina enrollment
  • Medicare enrollment name: Mission Health Community Multispecialty Providers LLC
  • 824 clinicians in this Medicare group
NPI 1114497344 (828) 213-1740

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

DR. LINDA KAY WARING MD
Obstetrics & Gynecology (Obstetrics)
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 414-5150
OLIVIA FRANKLIN
Nurse Practitioner (Family)
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 414-5150
DR. KATHRYN BORGENICHT MD
Internal Medicine (Geriatric Medicine)
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 522-2400
SHANNYN SARAH DEWEY CNM
Midwife
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 414-5150
MRS. PAIGE LAUREN CRUM MSN, APRN-FNP-C
Nurse Practitioner (Family)
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 414-5150
KRISTIE L BODNAR MD
Obstetrics & Gynecology
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 414-5150
MARCIA VOIGT MD
Obstetrics & Gynecology (Obstetrics)
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 414-5150
MRS. ANNA CATHERINE MCCRACKEN F.N.P.
Nurse Practitioner (Family)
905 HIGHLAND BLVD STE 4500
BOZEMAN, MT 59715
Gallatin County (406) 414-5150

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 Diane Warner's NPI number?

The NPI number for Diane Warner is 1497835482. It was assigned to this individual provider in the NPPES registry on October 16, 2006.

Where is Diane Warner located?

Diane Warner practices at 905 Highland Blvd Ste 4500, Bozeman, MT 59715. The listed phone number is (406) 414-5150.

What is Diane Warner's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Neonatal-Perinatal Medicine, with taxonomy code 2080N0001X.

Is Diane Warner enrolled in Medicare?

Yes. Diane Warner is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Diane Warner's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diane Warner reassigns Medicare benefits to 2 organizations: Kalispell Regional Medical Center Inc (Polson, MT) and Mission Community Anesthesiology Specialists LLC (Asheville, NC). 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 Diane Warner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diane Warner accept?

Health plans from Blue Cross and Blue Shield of Montana, Cigna Healthcare, Oscar Health Plan of North Carolina, Inc and PacificSource Health Plans list Diane Warner 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 Diane Warner was last updated on February 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.