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DR. ROSS PATRICK WIEDEMANN MD
NPI 1437713385
Psychiatry & Neurology - Psychiatry in Bozeman, MT

Active since April 25, 2019PECOS EnrolledAccepts Medicare Assignment
931 HIGHLAND BLVD STE 3310, BOZEMAN, MT 59715(406) 414-5840 Get Directions Write a Review

NPPES record last updated: April 9, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Apr 9, 2025, Apr 3, 2025, Apr 25, 2019 (3 updates tracked since 2019).

About Dr. Ross Patrick Wiedemann Md NPPES

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

DR. ROSS PATRICK WIEDEMANN MD (NPI 1437713385) is an individual psychiatry provider in Bozeman, Montana, licensed in Montana (MED-PHYS-LIC-140970) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Bozeman Health Deaconess Hospital, and maintains a secondary practice location in New Orleans.

NPPES Registry Identity

NPI1437713385
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ROSS PATRICK WIEDEMANNCredential: MD
Location Address931 HIGHLAND BLVD STE 3310Bozeman, MT 59715-6912
Mailing Address915 Highland BlvdBozeman, MT 59715-6902 · (406) 414-5000
Phone(406) 414-5840
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 25, 2019
Last NPPES UpdateApril 9, 20253 updates tracked since enumeration
NPPES CertifiedApril 9, 2025
✔ NPI 1437713385 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in MT · MED-PHYS-LIC-140970✔ Licensed in LA · 324597
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
931 HIGHLAND BLVD STE 3310, Bozeman, MT 59715
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Secondary Practice Location 1

Location 11542 Tulane AveNew Orleans, LA 70112-2865 · Phone (504) 568-6004 · Fax (504) 568-6006

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Cigna Healthcare, Mountain Health CO-OP 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 and accepts Medicare assignment

Dr. Ross Patrick Wiedemann 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.

PECOS PAC ID4880920198
PECOS Enrollment IDI20240919001106
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 Reassignment

Medicare enrollment records show Ross Wiedemann reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Bozeman Health Deaconess Hospital
0.1 mi
Emergency Medicine
915 HIGHLAND BLVD
Bozeman, MT 59715
  • Reassigned Medicare billing, Montana enrollment
  • 402 clinicians in this Medicare group
NPI 1437529112 (406) 414-5000

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 4

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
50 services17 patients
Psychotherapy with evaluation and management visit, 30 minutes 90833
Psychotherapy with evaluation and management is a 30-minute session where a mental health professional talks with you about your concerns and feelings. They assess your mental health, provide support, and manage your treatment plan to help improve your well-being.
31 services13 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
27 services13 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
13 services13 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Bozeman Health Deaconess Hospital

Acute Care Hospitals · Bozeman, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270057
Location915 Highland Blvd Suite 3310Bozeman, MT 59715 · Gallatin County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59715 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$172.26 typical visit price
range $56.81 – $172.26
Typical copayment $43.06 (range $14.20 – $43.06)
Most-billed visit code 99205
Established Patient
$70.82 typical visit price
range $18.24 – $140.32
Typical copayment $17.70 (range $4.56 – $35.08)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SAMUEL R NAVE PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
931 HIGHLAND BLVD STE 3310
BOZEMAN, MT 59715
Gallatin County (406) 414-1720
ANNE MARIE THOMAS MD
Psychiatry & Neurology (Psychiatry)
931 HIGHLAND BLVD STE 3310
BOZEMAN, MT 59715
Gallatin County (406) 414-2410
ANNA CUMMINGS RORK MD
Psychiatry & Neurology (Psychiatry)
931 HIGHLAND BLVD STE 3310
BOZEMAN, MT 59715
Gallatin County (406) 414-5840
ZACHARY MCDONALD MD
Psychiatry & Neurology (Psychiatry)
931 HIGHLAND BLVD STE 3310
BOZEMAN, MT 59715
Gallatin County (406) 414-5000

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 Ross Wiedemann's NPI number?

The NPI number for Ross Wiedemann is 1437713385. It was assigned to this individual provider in the NPPES registry on April 25, 2019.

Where is Ross Wiedemann located?

Ross Wiedemann practices at 931 Highland Blvd Ste 3310, Bozeman, MT 59715. The listed phone number is (406) 414-5840.

What is Ross Wiedemann's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Ross Wiedemann enrolled in Medicare?

Yes. Ross Wiedemann 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 organization bills Medicare for Ross Wiedemann's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ross Wiedemann reassigns Medicare benefits to Bozeman Health Deaconess Hospital (Bozeman, MT). The 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 Ross Wiedemann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ross Wiedemann accept?

Health plans from Blue Cross and Blue Shield of Montana, Cigna Healthcare, Mountain Health CO-OP and PacificSource Health Plans list Ross Wiedemann 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 Ross Wiedemann affiliated with any hospitals?

According to CMS data, Ross Wiedemann is affiliated with Bozeman Health Deaconess Hospital.

When was this NPI record last updated?

The NPPES record for Ross Wiedemann was last updated on April 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.