Dr Ruth Callaway Warren, DO in Green Bay, WI

Dr Ruth Callaway Warren, DO is a medicare enrolled "Internal Medicine - Medical Oncology" physician in Green Bay, Wisconsin. She went to Midwestern University, Chicago College Of Osteopathic Med and graduated in 1999 and has 26 years of diverse experience with area of expertise as Medical Oncology. She is a member of the group practice St Vincent Hospital-hospital Sisters-third Order Of St Francis, Ascension Ne Wisconsin, Inc and her current practice location is 1726 Shawano Ave, Green Bay, Wisconsin. You can reach out to her office (for appointments etc.) via phone at (920) 884-3135.

Dr Ruth Callaway Warren is licensed to practice in Wisconsin (license number 50362) 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 1124096185.

Contact Information

	Dr Ruth Callaway Warren, DO
	1726 Shawano Ave, Green Bay, WI 54303-3216
	(920) 884-3135
	(920) 884-3144

Map and Direction

Physician's Profile

Full Name	Dr Ruth Callaway Warren
Gender	Female
Speciality	Medical Oncology
Experience	26 Years
Location	1726 Shawano Ave, Green Bay, Wisconsin
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:

Dr Ruth Callaway Warren attended and graduated from Midwestern University, Chicago College Of Osteopathic Med in 1999

NPI Data:

NPI Number: 1124096185
Provider Enumeration Date: 03/08/2006
Last Update Date: 12/20/2021

Medicare PECOS Information:

PECOS PAC ID: 6608913512
Enrollment ID: I20091124000158

Medical Identifiers

Medical identifiers for Dr Ruth Callaway Warren such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1124096185	NPI	-	NPPES
1124096185	Other	WI	BCBS ANTHEM
1124096185	Medicaid	MI
100004011	Medicaid	WI

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RX0202X	Internal Medicine - Medical Oncology	5101018539 (Michigan)	Secondary
207RX0202X	Internal Medicine - Medical Oncology	50362 (Wisconsin)	Primary

Medical Facilities Affiliation

Facility Name	Location	Facility Type
St Vincent Hospital	Green bay, WI	Hospital
Ascension Ne Wisconsin - St Elizabeth Campus	Appleton, WI	Hospital
St Mary's Hospital Medical Center	Green bay, WI	Hospital

Group Practice Association

Group Practice Name	Group PECOS PAC ID	No. of Members
St Vincent Hospital-hospital Sisters-third Order Of St Francis	5799694675	567
Ascension Ne Wisconsin, Inc	7719897784	27

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. Dr Ruth Callaway Warren allows following entities to bill medicare on her behalf.

Entity Name	St Vincent Hospital-hospital Sisters-third Order Of St Francis
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1689694911 PECOS PAC ID: 5799694675 Enrollment ID: O20040126000012

Entity Name	Ascension Ne Wisconsin, Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1407803638 PECOS PAC ID: 7719897784 Enrollment ID: O20061027000037

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. Dr Ruth Callaway Warren 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
Dr Ruth Callaway Warren, DO 1726 Shawano Ave, Green Bay, WI 54303-3216 Ph: (920) 884-3135	Dr Ruth Callaway Warren, DO 1726 Shawano Ave, Green Bay, WI 54303-3216 Ph: (920) 884-3135

Reviews and Comments

Internal Medicine Doctors in Green Bay, WI

Amritha Chandrahasa Karkera, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2845 Greenbrier Rd, Green Bay, WI 54311 Phone: 920-288-8000
Dr. Pamela Rani Sud, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 744 S Webster Ave, Green Bay, WI 54301 Phone: 920-433-7451
Yaw D Berko, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1726 Shawano Ave, Green Bay, WI 54303 Phone: 920-496-4700
Lee James Klemens, MD Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 835 S Van Buren St, Green Bay, WI 54301 Phone: 920-496-4700 Fax: 920-496-4705
Dr. Kevin L Mortara, MD Internal Medicine Medicare: Medicare Enrolled Practice Location: 1580 Commanche Ave, Green Bay, WI 54313 Phone: 920-435-8326 Fax: 920-430-4659
William T Witmer, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2845 Greenbrier Rd Ste 310, Green Bay, WI 54311 Phone: 920-288-8300 Fax: 920-288-8305
Jay Matthew Salmon, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 2845 Greenbrier Rd, Green Bay, WI 54311 Phone: 920-288-8100

Dr Ruth Callaway Warren, DO - Medicare Medical Oncology in Green Bay, WI