Elizabeth Arena Arena, DO, MPH in Great Falls, MT

Elizabeth Arena Arena, DO, MPH is a medicare enrolled "Internal Medicine - Rheumatology" physician in Great Falls, Montana. She went to Nova Southeastern College Of Osteo Medicine and graduated in 2006 and has 19 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Intermountain Medical Group Grand Junction, Llc and her current practice location is 1401 25th St S, Great Falls, Montana. You can reach out to her office (for appointments etc.) via phone at (406) 731-8888.

Elizabeth Arena Arena is licensed to practice in Montana (license number 113913) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1881878759.

Contact Information

	Elizabeth Arena Arena, DO, MPH
	1401 25th St S, Great Falls, MT 59405-5183
	(406) 731-8888
	(406) 731-8318

Map and Direction

Physician's Profile

Full Name	Elizabeth Arena Arena
Gender	Female
Speciality	Internal Medicine
Experience	19 Years
Location	1401 25th St S, Great Falls, Montana
Accepts Medicare Assignments	Yes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Elizabeth Arena Arena attended and graduated from Nova Southeastern College Of Osteo Medicine in 2006

NPI Data:

NPI Number: 1881878759
Provider Enumeration Date: 12/27/2007
Last Update Date: 10/06/2025

Medicare PECOS Information:

PECOS PAC ID: 9234309618
Enrollment ID: I20190508002386

Medical Identifiers

Medical identifiers for Elizabeth Arena Arena such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1881878759	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RR0500X	Internal Medicine - Rheumatology	DR.0061640 (Colorado)	Secondary
207RR0500X	Internal Medicine - Rheumatology	113913 (Montana)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
St Marys Medical Center	Grand junction, CO	Hospital
Aspen Valley Hospital	Aspen, CO	Hospital
Community Hospital	Grand junction, CO	Hospital
Delta County Memorial Hospital	Delta, CO	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
Intermountain Medical Group Grand Junction, Llc	3779707856	245

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Elizabeth Arena Arena allows following entities to bill medicare on her behalf.

Entity Name	Intermountain Medical Group Grand Junction, Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1356765556 PECOS PAC ID: 3779707856 Enrollment ID: O20140611000363

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Elizabeth Arena Arena is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing Address	Practice Location Address
Elizabeth Arena Arena, DO, MPH 1401 25th St S, Great Falls, MT 59405-5183 Ph: (406) 731-8888	Elizabeth Arena Arena, DO, MPH 1401 25th St S, Great Falls, MT 59405-5183 Ph: (406) 731-8888

Reviews and Comments

Internal Medicine Doctors in Great Falls, MT

Edmund J Brennan, MD Rheumatology Medicare: Not Enrolled in Medicare Practice Location: 1101 26th St S, Great Falls, MT 59405 Phone: 406-731-8888
Elias J. Baied, DO Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 1401 25th St S, Great Falls, MT 59405 Phone: 406-731-8888 Fax: 406-731-8318
David E Anderson, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 1917 4th St S, Great Falls, MT 59405 Phone: 406-453-7570 Fax: 406-771-3021
Sheela Yadav Ahmed, MD Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 1401 25th St S, Great Falls, MT 59405 Phone: 406-731-8888 Fax: 406-731-8318
Dr. Anne Christine Zender-princeton, D.O. Rheumatology Medicare: Accepting Medicare Assignments Practice Location: 1401 25th St S, Great Falls, MT 59405 Phone: 406-731-8888 Fax: 406-731-8318
Steven P Akre, MD Rheumatology Medicare: Not Enrolled in Medicare Practice Location: 1400 29th St S, Great Falls, MT 59405 Phone: 406-454-2171 Fax: 406-771-3021
Mr. Donald Hall Berdeaux, MD Rheumatology Medicare: Medicare Enrolled Practice Location: 1117 29th St S, Great Falls, MT 59405 Phone: 406-731-8200 Fax: 406-731-8178

Elizabeth Arena Arena, DO, MPH - Medicare Internal Medicine in Great Falls, MT