Dr Justin Arunthamakun, MD in Mckinney, TX - Medicare Internal Medicine

Dr Justin Arunthamakun, MD is a medicare enrolled "Internal Medicine - Clinical Cardiac Electrophysiology" physician in Mckinney, Texas. His current practice location is 5236 W University Dr Ste 4900, Mckinney, Texas. You can reach out to his office (for appointments etc.) via phone at (972) 860-8679.

Dr Justin Arunthamakun is licensed to practice in Texas (license number R4809) 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 1679936074.

Contact Information

	Dr Justin Arunthamakun, MD
	5236 W University Dr Ste 4900, Mckinney, TX 75071-8185
	(972) 860-8679
	Not Available

Map and Direction

Physician's Profile

Full Name	Dr Justin Arunthamakun
Gender	Male
Speciality	Internal Medicine - Clinical Cardiac Electrophysiology
Location	5236 W University Dr Ste 4900, Mckinney, Texas
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1679936074
Provider Enumeration Date: 04/01/2016
Last Update Date: 09/08/2025

Medicare PECOS Information:

PECOS PAC ID: 1951639582
Enrollment ID: I20220602001035

Medical Identifiers

Medical identifiers for Dr Justin Arunthamakun such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1679936074	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	BP10056212 (Texas)	Secondary
207RC0001X	Internal Medicine - Clinical Cardiac Electrophysiology	R4809 (Texas)	Primary
207R00000X	Internal Medicine	01087599A (Indiana)	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. Dr Justin Arunthamakun allows following entities to bill medicare on his behalf.

Entity Name	St Vincent Physician Services Hospital And Health Care Center
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1669422234 PECOS PAC ID: 9638072184 Enrollment ID: O20040223001092

Entity Name	St Vincent Medical Group Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1144513375 PECOS PAC ID: 7012047640 Enrollment ID: O20100609000045

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 Justin Arunthamakun 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 Justin Arunthamakun, MD 8414 Naab Rd, Indianapolis, IN 46260-1972 Ph: () -	Dr Justin Arunthamakun, MD 5236 W University Dr Ste 4900, Mckinney, TX 75071-8185 Ph: (972) 860-8679

Reviews and Comments

Internal Medicine Doctors in Mckinney, TX

Pallavi Nandeeshwar, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 1445 Heritage Dr, Mckinney, TX 75069 Phone: 972-547-9700 Fax: 972-547-1110
Dr. Essam F Elsayed, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 5236 W University Dr Ste 4200, Mckinney, TX 75071 Phone: 214-544-9590 Fax: 214-544-9595
Dr. Sultan Aleem Chowdhary, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 4201 Medical Center Dr Ste 180, Mckinney, TX 75069 Phone: 817-759-0000 Fax: 817-759-7027
Dr. Jenny Tseng, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 6850 Tpc Drive, Suite 102, Mckinney, TX 75070 Phone: 972-727-6400
Dr. Rajeev Joshi, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 4510 Medical Center Dr Ste 108, Mckinney, TX 75069 Phone: 214-726-9292
Dr. Zahid Zafar, M.D. Internal Medicine Medicare: May Accept Medicare Assignments Practice Location: 4201 Medical Center Dr Ste 300, Mckinney, TX 75069 Phone: 972-975-8480 Fax: 972-704-2936
Dr. Rajesh V Putcha, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 5236 W University Dr, #3300, Mckinney, TX 75071 Phone: 972-562-4430 Fax: 972-529-2763

Dr Justin Arunthamakun, MD - Medicare Internal Medicine in Mckinney, TX