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MARK DALTON D.O.
NPI 1093782138
Internal Medicine in Missoula, MT

Active since March 08, 2006PECOS EnrolledAccepts Medicare Assignment
500 W BROADWAY ST, MISSOULA, MT 59802(406) 543-7271(406) 327-1834 Get Directions Write a Review

NPPES record last updated: June 6, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jun 6, 2023, Jan 18, 2017 (2 updates tracked since 2017).

About Mark Dalton D.o. NPPES

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

MARK DALTON D.O. (NPI 1093782138) is an individual internal medicine provider in Missoula, Montana, licensed in Montana (MED-PHYS-LIC-34175) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Poplar Bluff Regional Medical Center, and is a graduate of Des Moines University Of Osteopathic Medicine And Health Sciences (2000).

NPPES Registry Identity

NPI1093782138
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK DALTONCredential: D.O.
Location Address500 W BROADWAY STMissoula, MT 59802-4008
Mailing AddressPo Box 12Liberty Lake, WA 99019-0012 · (866) 747-2455 · Fax (406) 329-2659
Phone(406) 543-7271
Fax(406) 327-1834
Sole ProprietorNo
Medical School CMSDes Moines University Of Osteopathic Medicine And Health SciencesGraduated 2000
Enumeration DateMarch 8, 2006
Last NPPES UpdateJune 6, 20232 updates tracked since enumeration
NPPES CertifiedJune 6, 2023
✔ NPI 1093782138 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MT · MED-PHYS-LIC-34175
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License O0822 (ID)
500 W BROADWAY ST, Missoula, MT 59802
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health Maintenance Organization of Florida.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

Mark Dalton D.o. 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 ID7517055890
PECOS Enrollment IDI20071120000544
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

6

Medicare enrollment records show Mark Dalton reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Providence St Joseph Medical Center
56 mi
Family Medicine
6 13TH AVE E
Polson, MT 59860
  • Reassigned Medicare billing, Montana enrollment
  • 111 clinicians in this Medicare group
NPI 1669655528 (406) 883-5377
Kootenai Health, Inc.
143 mi
Psychiatry
2003 KOOTENAI HEALTH WAY
Coeur D Alene, ID 83814
  • Reassigned Medicare billing, Idaho enrollment
  • 472 clinicians in this Medicare group
NPI 1174661151 (208) 625-4000
Kootenai Health, Inc.
143 mi
Psychiatry
2003 KOOTENAI HEALTH WAY
Coeur D Alene, ID 83814
  • Reassigned Medicare billing, Idaho enrollment
  • 301 clinicians in this Medicare group
NPI 1174661151 (208) 625-4000
Ies Hsp Missouri LLC
1,333 mi
Hospitalist
1100 N KENTUCKY AVE
West Plains, MO 65775
  • Reassigned Medicare billing, Missouri enrollment
  • 66 clinicians in this Medicare group
NPI 1962102871 (417) 256-9111
Butler Physician Services, LLC
1,393 mi
Internal Medicine
3100 OAK GROVE RD
Poplar Bluff, MO 63901
  • Reassigned Medicare billing, Missouri enrollment
  • 73 clinicians in this Medicare group
NPI 1982056545 (573) 776-2000
Missouri Hb Medical Services, LLC
1,393 mi
Emergency Medicine
3100 OAK GROVE RD
Poplar Bluff, MO 63901
  • Reassigned Medicare billing, Missouri enrollment
  • 102 clinicians in this Medicare group
NPI 1922868462 (573) 776-9290

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 7

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.
265 services93 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.
138 services56 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
68 services67 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
35 services34 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
34 services32 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.
23 services22 patients

Hospital Affiliations CMS Care Compare

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

Poplar Bluff Regional Medical Center

Acute Care Hospitals · Poplar Bluff, MO
2/5 CMS rating
OwnershipProprietary
CMS Certification Number260119
Location3100 Oak Grove RoadPoplar Bluff, MO 63901 · Butler County
Emergency services Birthing friendly

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.

Referred Medical Equipment & Supplies CMS DME claims 4

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
6 suppliers78 claims78 services$24.65 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
3 suppliers18 claims18 services$5.59 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
6 suppliers116 claims116 services$86.44 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
2 suppliers21 claims21 services$35.51 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 Mark Dalton's NPI number?

The NPI number for Mark Dalton is 1093782138. It was assigned to this individual provider in the NPPES registry on March 8, 2006.

Where is Mark Dalton located?

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

What is Mark Dalton's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mark Dalton enrolled in Medicare?

Yes. Mark Dalton 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 Mark Dalton's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Dalton reassigns Medicare benefits to 6 organizations: Providence St Joseph Medical Center (Polson, MT), Kootenai Health, Inc. (Coeur D Alene, ID), Kootenai Health, Inc. (Coeur D Alene, ID), Ies Hsp Missouri LLC (West Plains, MO), Butler Physician Services, LLC (Poplar Bluff, MO) and 1 more organization, listed in the Medicare section above. 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 Mark Dalton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Dalton accept?

Health plans from Oscar Health Maintenance Organization of Florida list Mark Dalton 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 Mark Dalton affiliated with any hospitals?

According to CMS data, Mark Dalton is affiliated with Poplar Bluff Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Mark Dalton was last updated on June 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.