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DAVID CHARLES CHRISTIANSEN M.D.
NPI 1811056336
Internal Medicine - Infectious Disease in Missoula, MT

Active since December 08, 2006PECOS EnrolledAccepts Medicare Assignment
85.43/100
CMS Quality Rating
500 W BROADWAY ST, MISSOULA, MT 59802(406) 543-7271 Get Directions Write a Review

NPPES record last updated: May 3, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About David Charles Christiansen M.d. NPPES

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

DAVID CHARLES CHRISTIANSEN M.D. (NPI 1811056336) is an individual infectious disease provider in Missoula, Montana, licensed in Montana (11397) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with St Peters Health, and maintains a secondary practice location in Missoula.

NPPES Registry Identity

NPI1811056336
Entity TypeIndividualMale
Primary Taxonomy207RI0200X
Provider Legal NameDAVID CHARLES CHRISTIANSENCredential: M.D.
Location Address500 W BROADWAY STMissoula, MT 59802-4008
Mailing Address500 W Broadway St, P.o. Box 4587Missoula, MT 59802-4008 · (406) 543-7271
Phone(406) 543-7271
Sole ProprietorNo
Medical School CMSMayo Medical SchoolGraduated 2001
Enumeration DateDecember 8, 2006
Last NPPES UpdateMay 3, 2021
NPPES CertifiedMay 3, 2021
✔ NPI 1811056336 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
Licenses✔ Licensed in MT · 11397✔ Licensed in UT · 5756397-1205
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
500 W BROADWAY ST, Missoula, MT 59802
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Secondary Practice Location 1

Location 1902 N Orange StMissoula, MT 59802-2928 · Phone (406) 327-1732 · Fax (406) 329-2621

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Mountain Health CO-OP, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

David Charles Christiansen 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.

PECOS PAC ID8921199621
PECOS Enrollment IDI20070809000704
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.

Areas of Expertise CMS Part B claims 10

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
260 services113 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
142 services75 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
112 services66 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.
82 services53 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
81 services80 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
48 services31 patients

Hospital Affiliations CMS Care Compare 5

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

St Peters Health

Acute Care Hospitals · Helena, MT
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270003
Location2475 BroadwayHelena, MT 59601 · Lewis And Clark County
Emergency services Birthing friendly

St. Patrick Hospital

Acute Care Hospitals · Missoula, MT
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number270014
Location500 W BroadwayMissoula, MT 59806 · Missoula County
Emergency services Birthing friendly

St James Healthcare

Acute Care Hospitals · Butte, MT
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number270017
Location400 S Clark StButte, MT 59701 · Silver Bow County
Emergency services Birthing friendly

Community Hospital Of Anaconda

Critical Access Hospitals · Anaconda, MT
OwnershipVoluntary non-profit - Private
CMS Certification Number271335
Location401 W PennsylvaniaAnaconda, MT 59711 · Deer Lodge County
Emergency services Birthing friendly

Bitterroot Health - Daly Hospital

Critical Access Hospitals · Hamilton, MT
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number271340
Location1200 Westwood DrHamilton, MT 59840 · Ravalli County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 59802 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
$130.52 typical visit price
range $56.81 – $172.26
Typical copayment $32.63 (range $14.20 – $43.06)
Most-billed visit code 99204
Established Patient
$100.16 typical visit price
range $18.24 – $140.32
Typical copayment $25.04 (range $4.56 – $35.08)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare 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.

85.43/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.98
Promoting Interoperability100
Improvement Activities40
Cost65.45

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Powered pressure-reducing air mattress E0277
DME-Hospital Beds · category DB000N
1 supplier12 claims12 services$282.23 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

SIMONE MUSCO MD
Internal Medicine (Clinical Cardiac Electrophysiology)
500 W BROADWAY ST, STE 320
MISSOULA, MT 59802
Missoula County (406) 329-5615
PROVIDENCE HEALTH & SERVICES MT
General Acute Care Hospital
500 W BROADWAY ST
MISSOULA, MT 59802
Missoula County (406) 543-7271
JAMIE BELKOWSKI PHARMACIST
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
500 W BROADWAY ST
MISSOULA, MT 59802
Missoula County (406) 543-7271
DR. DESIREE NICOLE OWSLEY PHARMD
Pharmacist (Pharmacotherapy)
500 W BROADWAY ST
MISSOULA, MT 59802
Missoula County (406) 327-1650
JEANNIE H SWAIN PHARMD
Pharmacist (Pharmacotherapy)
500 W BROADWAY ST
MISSOULA, MT 59802
Missoula County (406) 329-5721
HEATHER HIGHTOWER NP
Nurse Practitioner (Family)
500 W BROADWAY ST
MISSOULA, MT 59802
Missoula County (406) 728-2539
MR. CURTIS G WICKRE MD
Internal Medicine (Nephrology)
500 W BROADWAY ST, 4TH FLOOR
MISSOULA, MT 59802
Missoula County (406) 327-1900
DR. TRAVIS OWEN ABICHT MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
500 W BROADWAY ST
MISSOULA, MT 59802
Missoula County (406) 329-5615

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 David Christiansen's NPI number?

The NPI number for David Christiansen is 1811056336. It was assigned to this individual provider in the NPPES registry on December 8, 2006.

Where is David Christiansen located?

David Christiansen practices at 500 W Broadway St, Missoula, MT 59802. The listed phone number is (406) 543-7271.

What is David Christiansen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is David Christiansen enrolled in Medicare?

Yes. David Christiansen 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.

What insurance does David Christiansen accept?

Health plans from Blue Cross and Blue Shield of Montana, Mountain Health CO-OP and Providence Health Plan list David Christiansen 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 David Christiansen affiliated with any hospitals?

According to CMS data, David Christiansen is affiliated with St Peters Health, St. Patrick Hospital, St James Healthcare, Community Hospital Of Anaconda and Bitterroot Health - Daly Hospital.

When was this NPI record last updated?

The NPPES record for David Christiansen was last updated on May 3, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.