Hayan Moualla, MD - Medicare Hematology/oncology in Harlingen, TX

Hayan Moualla, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Harlingen, Texas. He graduated from medical school in 2000 and has 24 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice Charleston Area Medical Center Inc and his current practice location is 2121 Pease St Ste 101, Harlingen, Texas. You can reach out to his office (for appointments etc.) via phone at (956) 425-8845.

Hayan Moualla is licensed to practice in Texas (license number Q6242) 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 1760682835.

Contact Information

Hayan Moualla, MD
2121 Pease St Ste 101,
Harlingen, TX 78550-8321
(956) 425-8845
(956) 364-6785

Map and Direction




Physician's Profile

Full NameHayan Moualla
GenderMale
SpecialityHematology/oncology
Experience24 Years
Location2121 Pease St Ste 101, Harlingen, 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:
  • Hayan Moualla graduated from medical school in 2000
  NPI Data:
  • NPI Number: 1760682835
  • Provider Enumeration Date: 07/18/2007
  • Last Update Date: 10/16/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 2163600529
  • Enrollment ID: I20230418001760

Medical Identifiers

Medical identifiers for Hayan Moualla such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1760682835NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0300XInternal Medicine - Geriatric Medicine 4301090767 (Michigan)Secondary
207RH0003XInternal Medicine - Hematology & Oncology 0101248579 (Virginia)Secondary
207RH0003XInternal Medicine - Hematology & Oncology 47337 (Tennessee)Secondary
207RH0003XInternal Medicine - Hematology & Oncology Q6242 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Charleston Area Medical CenterCharleston, WVHospital
Lonesome Pine HospitalBig stone gap, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Charleston Area Medical Center Inc3375441637674

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. Hayan Moualla allows following entities to bill medicare on his behalf.
Entity NameCharleston Area Medical Center Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124248752
PECOS PAC ID: 3375441637
Enrollment ID: O20031223000426

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. Hayan Moualla 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
Hayan Moualla, MD
Po Box 911230,
Dallas, TX 75391-1230

Ph: (972) 997-8000
Hayan Moualla, MD
2121 Pease St Ste 101,
Harlingen, TX 78550-8321

Ph: (956) 425-8845

Reviews and Comments


Internal Medicine Doctors in Harlingen, TX

Alfredo Garcia, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1722 S Carolina St, Suite A, Harlingen, TX 78550
Phone: 956-365-4522    Fax: 956-365-4897
Dr. M. Shereef Hilmy Ii, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 2310 N. Ed Carey Drive, Suite 1a, Harlingen, TX 78550
Phone: 956-428-5522    Fax: 956-430-3400
Linda M Alexander, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 2121 Pease St, Ste 3a, Harlingen, TX 78550
Phone: 956-359-1440    
Hector M Carmona, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 2102 Treasure Hills Blvd, Harlingen, TX 78550
Phone: 832-293-0177    
Dr. Robert L. Hatcher, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 28528 S Palm Court Dr, Harlingen, TX 78552
Phone: 956-425-3098    
Mauro Silva, MD, MPH
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 512 Victoria Ln Ste 2, Harlingen, TX 78550
Phone: 956-365-4400    Fax: 956-365-4111
Ariana Barbosa,
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 1806 Runnels St, Harlingen, TX 78550
Phone: 956-230-3181    Fax: 956-230-3182

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.