Guillermo Arturo Obregon Jr, MD - Medicare Family Medicine in Brownsville, TX

Guillermo Arturo Obregon Jr, MD is a medicare enrolled "Family Medicine" physician in Brownsville, Texas. His current practice location is 100 E Alton Gloor Blvd, Brownsville, Texas. You can reach out to his office (for appointments etc.) via phone at (956) 350-7000.

Guillermo Arturo Obregon Jr is licensed to practice in Texas (license number U7734) 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 1033732227.

Contact Information

Guillermo Arturo Obregon Jr, MD
100 E Alton Gloor Blvd,
Brownsville, TX 78526-3328
(956) 350-7000
Not Available

Map and Direction




Physician's Profile

Full NameGuillermo Arturo Obregon Jr
GenderMale
SpecialityFamily Medicine
Location100 E Alton Gloor Blvd, Brownsville, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1033732227
  • Provider Enumeration Date: 05/21/2020
  • Last Update Date: 04/11/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2466895792
  • Enrollment ID: I20240202003882

Medical Identifiers

Medical identifiers for Guillermo Arturo Obregon Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1033732227NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine U7734 (Texas)Primary
207R00000XInternal Medicine 0101279888 (Virginia)Secondary
208M00000XHospitalist U7734 (Texas)Secondary
390200000XStudent In An Organized Health Care Education/training Program (New Hampshire)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. Guillermo Arturo Obregon Jr allows following entities to bill medicare on his behalf.
Entity NameHni Medical Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1366735169
PECOS PAC ID: 6406028810
Enrollment ID: O20111031000750
Entity NameHni Hospital Services Of Texas Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053884080
PECOS PAC ID: 5890028021
Enrollment ID: O20190603002968

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. Guillermo Arturo Obregon Jr 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 AddressPractice Location Address
Guillermo Arturo Obregon Jr, MD
10006 Apparitions Dr,
Laredo, TX 78045-4262

Ph: (603) 957-8855
Guillermo Arturo Obregon Jr, MD
100 E Alton Gloor Blvd,
Brownsville, TX 78526-3328

Ph: (956) 350-7000

Reviews and Comments


Family Medicine Doctors in Brownsville, TX

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Phone: 956-320-9022    Fax: 956-539-2014
Dr. Teresa Gail Saavedra, DO
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Medicare: Accepting Medicare Assignments
Practice Location: 10 Providencia Ct Ste 3, Brownsville, TX 78526
Phone: 956-413-6162    Fax: 833-992-1958

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.