Oscar John Ma, MD in Portland, OR - Medicare Emergency Medicine

Oscar John Ma, MD is a medicare enrolled "Emergency Medicine" physician in Portland, Oregon. His current practice location is 3181 Sw Sam Jackson Park Road, Ohsu, Department Of Emergency Medicine, Cdw-em, Portland, Oregon. You can reach out to his office (for appointments etc.) via phone at (503) 494-7008.

Oscar John Ma is licensed to practice in Oregon (license number MD27108) 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 1508828112.

Contact Information

	Oscar John Ma, MD
	3181 Sw Sam Jackson Park Road, Ohsu, Department Of Emergency Medicine, Cdw-em, Portland, OR 97239-3098
	(503) 494-7008
	(503) 494-4997

Map and Direction

Physician's Profile

Full Name	Oscar John Ma
Gender	Male
Speciality	Emergency Medicine
Location	3181 Sw Sam Jackson Park Road, Ohsu, Portland, Oregon
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1508828112
Provider Enumeration Date: 04/06/2006
Last Update Date: 08/10/2007

Medicare PECOS Information:

PECOS PAC ID: 5395844047
Enrollment ID: I20200817000525

Medical Identifiers

Medical identifiers for Oscar John Ma such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1508828112	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207P00000X	Emergency Medicine	MD27108 (Oregon)	Primary

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. Oscar John Ma allows following entities to bill medicare on his behalf.

Entity Name	Inphynet Contracting Services Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1073556767 PECOS PAC ID: 7416865811 Enrollment ID: O20031105000125

Entity Name	Emergency Services Of Zephyrhills Pa
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1265631097 PECOS PAC ID: 6204924921 Enrollment ID: O20071114000131

Entity Name	Global Physician Network Llc Series I
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1316467525 PECOS PAC ID: 7214202365 Enrollment ID: O20170929000797

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. Oscar John Ma 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
Oscar John Ma, MD 3181 Sw Sam Jackson Park Rd, Dept Of Emergency Medicine, Cdw-em, Portland, OR 97239-3011 Ph: (503) 494-7008	Oscar John Ma, MD 3181 Sw Sam Jackson Park Road, Ohsu, Department Of Emergency Medicine, Cdw-em, Portland, OR 97239-3098 Ph: (503) 494-7008

Reviews and Comments

Emergency Medicine Doctors in Portland, OR

Kimberly Lauren Imbesi, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 3181 Sw Sam Jackson Park Rd, Portland, OR 97239 Phone: 503-494-8211 Fax: 503-346-8021
Dr. Hani Darwich, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 10123 Se Market St, Portland, OR 97216 Phone: 503-252-2004
Dr. Robert Thomas Martin, M.D. Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 4805 Ne Glisan St, Portland, OR 97213 Phone: 503-297-6334 Fax: 503-297-2360
Dr. Jessica Slim, M.D., M.P.H. Emergency Medicine Medicare: Accepting Medicare Assignments Practice Location: 3181 Sw Sam Jackson Park Rd, Portland, OR 97239 Phone: 503-494-7551 Fax: 503-494-4997
Robert Barriatua, MD Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 10123 Se Market St, Portland, OR 97216 Phone: 503-252-2004
Carolyn N Rhett, MD Emergency Medicine Medicare: Not Enrolled in Medicare Practice Location: 1015 Nw 22nd Ave, Portland, OR 97210 Phone: 503-413-7260
Dr. Ross Emery Bryan Iv, MD Emergency Medicine Medicare: Medicare Enrolled Practice Location: 3181 Sw Sam Jackson Park Rd, Ohsu Dept Of Emergency Medicine Cdw-em, Portland, OR 97239 Phone: 503-494-1270

Oscar John Ma, MD - Medicare Emergency Medicine in Portland, OR