Gregory L Freeman, MD in San Antonio, TX - Medicare Internal Medicine

Gregory L Freeman, MD is a medicare enrolled "Internal Medicine - Cardiovascular Disease" physician in San Antonio, Texas. His current practice location is 4306 De Zavala Rd Bldg 1, San Antonio, Texas. You can reach out to his office (for appointments etc.) via phone at (210) 450-6720.

Gregory L Freeman is licensed to practice in Texas (license number G5903) 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 1871600866.

Contact Information

	Gregory L Freeman, MD
	4306 De Zavala Rd Bldg 1, San Antonio, TX 78249-4590
	(210) 450-6720
	Not Available

Map and Direction

Physician's Profile

Full Name	Gregory L Freeman
Gender	Male
Speciality	Internal Medicine - Cardiovascular Disease
Location	4306 De Zavala Rd Bldg 1, San Antonio, Texas
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1871600866
Provider Enumeration Date: 08/24/2006
Last Update Date: 09/25/2025

Medicare PECOS Information:

PECOS PAC ID: 8628078417
Enrollment ID: I20061229000075

Medical Identifiers

Medical identifiers for Gregory L Freeman such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1871600866	NPI	-	NPPES
8CM504	Other	TX	BCBS
P00898236	Other	TX	RAILROAD MEDICARE
105776204	Medicaid	TX
TXB112461	Other	TX	MEDICARE

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207RC0000X	Internal Medicine - Cardiovascular Disease	G5903 (Texas)	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. Gregory L Freeman allows following entities to bill medicare on his behalf.

Entity Name	Vhs San Antonio Partners Llc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1598745457 PECOS PAC ID: 1052220670 Enrollment ID: O20040325001373

Entity Name	Community Medicine Associates
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1245313329 PECOS PAC ID: 7719979509 Enrollment ID: O20040401000372

Entity Name	Legacy Heart Care Of San Antonio
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1285057935 PECOS PAC ID: 9830316645 Enrollment ID: O20140818002280

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. Gregory L Freeman 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
Gregory L Freeman, MD 4306 De Zavala Rd Bldg 1, San Antonio, TX 78249-4590 Ph: (210) 450-6720	Gregory L Freeman, MD 4306 De Zavala Rd Bldg 1, San Antonio, TX 78249-4590 Ph: (210) 450-6720

Reviews and Comments

Internal Medicine Doctors in San Antonio, TX

Dr. Dennis Anthony Ruff, M.D. Cardiovascular Disease Medicare: Not Enrolled in Medicare Practice Location: 8307 Gault Ln, San Antonio, TX 78209 Phone: 210-798-5112
Eduardo N. Pollono, MD Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 4502 Medical Dr, San Antonio, TX 78229 Phone: 210-358-4000 Fax: 210-567-6960
Zarema J Singson, M.D. Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 5223 Hamilton Wolfe Rd, San Antonio, TX 78229 Phone: 210-614-1234 Fax: 210-614-0952
Sapna Raghunathan, MD Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 8300 Floyd Curl Dr, San Antonio, TX 78229 Phone: 210-450-9490 Fax: 210-450-6065
Dr. Jonathan Edward Slovik, MD Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 4502 Medical Dr, San Antonio, TX 78229 Phone: 210-358-4000 Fax: 210-358-0647
Mr. Paul Joseph Fanucchi, NP Cardiovascular Disease Medicare: Not Enrolled in Medicare Practice Location: Marianist Residence, 520 Fondham, San Antonio, TX 78228 Phone: 210-434-4157 Fax: 210-433-6005
Socrates B Aramburu, MD Cardiovascular Disease Medicare: Accepting Medicare Assignments Practice Location: 1100 Mccullough Ave, Suite 300, San Antonio, TX 78212 Phone: 210-271-3204 Fax: 210-222-2761

Gregory L Freeman, MD - Medicare Internal Medicine in San Antonio, TX