Spencer George Martens, MD in Milwaukee, WI

Spencer George Martens, MD is a medicare enrolled "Radiology - Vascular & Interventional Radiology" physician in Milwaukee, Wisconsin. His current practice location is 2900 W Oklahoma Ave, Milwaukee, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (414) 649-6000.

Spencer George Martens is licensed to practice in Wisconsin (license number 85100-20) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1487213484.

Contact Information

	Spencer George Martens, MD
	2900 W Oklahoma Ave, Milwaukee, WI 53215-4330
	(414) 649-6000
	Not Available

Map and Direction

Physician's Profile

Full Name	Spencer George Martens
Gender	Male
Speciality	Radiology - Vascular & Interventional Radiology
Location	2900 W Oklahoma Ave, Milwaukee, Wisconsin
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1487213484
Provider Enumeration Date: 06/12/2019
Last Update Date: 09/10/2025

Medicare PECOS Information:

PECOS PAC ID: 8527396860
Enrollment ID: I20240702001136

Medical Identifiers

Medical identifiers for Spencer George Martens such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1487213484	NPI	-	NPPES
100331362	Medicaid	WI
28488	Other	FL	TRN#

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
2085R0204X	Radiology - Vascular & Interventional Radiology	85100-20 (Wisconsin)	Primary
2085R0202X	Radiology - Diagnostic Radiology	036163712 (Illinois)	Secondary
390200000X	Student In An Organized Health Care Education/training Program	28488 (Florida)	Secondary
390200000X	Student In An Organized Health Care Education/training Program	125.075325 (Illinois)	Secondary

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. Spencer George Martens allows following entities to bill medicare on his behalf.

Entity Name	Loyola University Medical Center
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1336159961 PECOS PAC ID: 3779488903 Enrollment ID: O20031202000027

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. Spencer George Martens 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
Spencer George Martens, MD Po Box 735044, Chicago, IL 60673-5044 Ph: (800) 326-2250	Spencer George Martens, MD 2900 W Oklahoma Ave, Milwaukee, WI 53215-4330 Ph: (414) 649-6000

Reviews and Comments

Radiology Doctors in Milwaukee, WI

Dr. Hong Chen, MD Radiology Medicare: Medicare Enrolled Practice Location: 9200 W Wisconsin Ave, Department Of Radiology, Milwaukee, WI 53226 Phone: 414-805-3700 Fax: 414-805-3777
Dr. Alessandro Vidoni, Radiology Medicare: Not Enrolled in Medicare Practice Location: 9200 W Wisconsin Ave, Milwaukee, WI 53226 Phone: 414-805-2060
Sujan Fernando, Radiology Medicare: Accepting Medicare Assignments Practice Location: 9200 W Wisconsin Ave, Department Of Radiology, Milwaukee, WI 53226 Phone: 414-805-3750 Fax: 414-259-9290
Dr. Zacharias P Zitterkopf, M.D. Radiology Medicare: Accepting Medicare Assignments Practice Location: 2900 W Oklahoma Ave, Milwaukee, WI 53215 Phone: 414-649-6000 Fax: 414-649-5296
Javier Alberto Lopez Puebla, MD Radiology Medicare: Medicare Enrolled Practice Location: 9200 W. Wisconsin Ave, Hub Radiology 3740-4, Milwaukee, WI 53226 Phone: 414-955-1195 Fax: 414-259-9290
James Benjamin Moroney, MD Radiology Medicare: Medicare Enrolled Practice Location: 8701 W Watertown Plank Rd, Milwaukee, WI 53226 Phone: 414-456-6800
Allan Vannostrand, M.D. Radiology Medicare: Not Enrolled in Medicare Practice Location: 945 N 12th St, Ste E360, Milwaukee, WI 53233 Phone: 414-219-7226

Spencer George Martens, MD - Medicare Radiology in Milwaukee, WI