Warren David Johnston, MD in Orange, CA

Warren David Johnston, MD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in Orange, California. His current practice location is 1140 W La Veta Ave Ste 430, Orange, California. You can reach out to his office (for appointments etc.) via phone at (714) 543-5555.

Warren David Johnston is licensed to practice in California (license number G33255) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1427052802.

Contact Information

	Warren David Johnston, MD
	1140 W La Veta Ave Ste 430, Orange, CA 92868-4226
	(714) 543-5555
	(714) 836-2427

Map and Direction

Physician's Profile

Full Name	Warren David Johnston
Gender	Male
Speciality
Experience	Years
Location	1140 W La Veta Ave Ste 430, Orange, California
Accepts Medicare Assignments	Yes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.

Medical Education and Training:

Warren David Johnston attended and graduated from in

NPI Data:

NPI Number: 1427052802
Provider Enumeration Date: 06/13/2005
Last Update Date: 11/03/2021

Medicare PECOS Information:

PECOS PAC ID:
Enrollment ID:

Medical Identifiers

Medical identifiers for Warren David Johnston such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1427052802	NPI	-	NPPES
DB3373	Other	CA	RAILROAD MEDICARE
W13988A	Other	CA	MEDICARE PTAN
060041547	Other	CA	RAILROAD MEDICARE
W13988	Other	CA	MEDICARE PTAN
00G332550	Medicaid	CA

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RC0000X	Internal Medicine - Cardiovascular Disease	G33255 (California)	Primary

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. Warren David Johnston 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
Warren David Johnston, MD 1140 W La Veta Ave Ste 430, Orange, CA 92868-4226 Ph: (714) 543-5555	Warren David Johnston, MD 1140 W La Veta Ave Ste 430, Orange, CA 92868-4226 Ph: (714) 543-5555

Reviews and Comments

Internal Medicine Doctors in Orange, CA

Michael Cheng, DO Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7110
Harry Nguyen, D.O. Cardiovascular Disease Medicare: Medicare Enrolled Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7002
Dr. Nicole Foley, M.D. Cardiovascular Disease Medicare: Medicare Enrolled Practice Location: 200 S Manchester Ave Ste 400, Orange, CA 92868 Phone: 714-456-5153
Millie Arora, Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, City Tower, Suite 400, Orange, CA 92868 Phone: 714-456-5691 Fax: 714-456-8874
Dr. Antonio Halais Frangieh, MD, MPH Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7890
Mark E Wylam, M.D. Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7890
Dr. Andy Yen-tang Lee, MD Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 101 The City Dr S, Orange, CA 92868 Phone: 714-456-7890

Warren David Johnston, MD - Medicare in Orange, CA