Charles W Zavala, MD - Medicare Internal Medicine in Brownsville, TX

Charles W Zavala, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Brownsville, Texas. He graduated from medical school in 1968 and has 56 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 4401 Morrison Rd, Brownsville, Texas. You can reach out to his office (for appointments etc.) via phone at (956) 541-0162.

Charles W Zavala is licensed to practice in Texas (license number F0099) 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 1598805632.

Contact Information

Charles W Zavala, MD
4401 Morrison Rd,
Brownsville, TX 78526-9607
(956) 541-0162
Not Available



Physician's Profile

Full NameCharles W Zavala
GenderMale
SpecialityInternal Medicine
Experience56 Years
Location4401 Morrison Rd, Brownsville, Texas
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Charles W Zavala graduated from medical school in 1968
  NPI Data:
  • NPI Number: 1598805632
  • Provider Enumeration Date: 02/07/2007
  • Last Update Date: 02/03/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 4486838455
  • Enrollment ID: I20110421000796

Medical Identifiers

Medical identifiers for Charles W Zavala such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598805632NPI-NPPES
098349602MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease F0099 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Valley Regional Medical CenterBrownsville, TXHospital

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. Charles W Zavala allows following entities to bill medicare on his behalf.
Entity NameCharles W.zavala,m.d.,p.a.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952606642
PECOS PAC ID: 8123202199
Enrollment ID: O20110415000437

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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. Charles W Zavala 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
Charles W Zavala, MD
4401 Morrison Rd,
Brownsville, TX 78526-9607

Ph: (956) 541-0162
Charles W Zavala, MD
4401 Morrison Rd,
Brownsville, TX 78526-9607

Ph: (956) 541-0162

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Internal Medicine Doctors in Brownsville, TX

Ammar Mohamed-ali Halloum, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 844 Central Blvd, 420, Brownsville, TX 78520
Phone: 956-428-7862    Fax: 956-440-0395
Syed Azhar Hassan, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 3761 Ruben M Torres Sr Blvd, Brownsville, TX 78526
Phone: 956-230-4971    Fax: 956-230-4972
Dr. Jose Luis Villalobos Jr., MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 4970 N Expressway Ste B, Brownsville, TX 78526
Phone: 956-609-4430    Fax: 956-446-9902
Juan Diego Gonzalez, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 3125 W Alton Gloor Blvd, Brownsville, TX 78520
Phone: 956-544-5700    Fax: 956-350-9573
Ricardo Martin Schwarcz, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 844 Central Blvd, Suite 420, Brownsville, TX 78520
Phone: 956-542-9900    Fax: 956-574-0003
Dr. Bricia O Toro De Zarei, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1200 Calle Milagros, Brownsville, TX 78526
Phone: 956-350-2508    Fax: 956-350-2509
Darlington Udeh, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 110 Uptown Ave Ste B, Brownsville, TX 78520
Phone: 956-525-7817    Fax: 956-525-7800

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