Dr Richard Arroyo-diaz, MD - Medicare Internal Medicine in Port Lavaca, TX

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Dr Richard Arroyo-diaz, MD is a medicare enrolled "Internal Medicine" physician in Port Lavaca, Texas. He went to Ponce School Of Medicine and graduated in 1986 and has 40 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Memorial Medical Center and his current practice location is 1016 N Virginia St, Port Lavaca, Texas. You can reach out to his office (for appointments etc.) via phone at (361) 552-0325.

Dr Richard Arroyo-diaz is licensed to practice in Texas (license number J3731) 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 1629005418.

Contact Information

Dr Richard Arroyo-diaz, MD
1016 N Virginia St,
Port Lavaca, TX 77979-3000
(361) 552-0325
(361) 552-8759

Map and Direction




Physician's Profile

Full NameDr Richard Arroyo-diaz
GenderMale
SpecialityInternal Medicine
Experience40 Years
Location1016 N Virginia St, Port Lavaca, 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:
  • Dr Richard Arroyo-diaz attended and graduated from Ponce School Of Medicine in 1986
  NPI Data:
  • NPI Number: 1629005418
  • Provider Enumeration Date: 06/27/2006
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 9234271016
  • Enrollment ID: I20100115000648

Medical Identifiers

Medical identifiers for Dr Richard Arroyo-diaz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1629005418NPI-NPPES
133513502OtherTXGROUP MEDICAID NUMBER
126447504MedicaidTX
000H160OtherTXGROUP MEDICARE NUMBER

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine J3731 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Calhoun Home Health LlcPort lavaca, TXHome health agency
Memorial Medical CenterPort lavaca, TXHospital
De Tar Hospital NavarroVictoria, TXHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Memorial Medical Center307240309612

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 Richard Arroyo-diaz allows following entities to bill medicare on his behalf.
Entity NameMemorial Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1689630865
PECOS PAC ID: 3072403096
Enrollment ID: O20040316000136
Entity NamePort Lavaca Clinic Associates Pa
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1144262957
PECOS PAC ID: 3971565193
Enrollment ID: O20041101000085

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 Richard Arroyo-diaz 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
Dr Richard Arroyo-diaz, MD
1200 N Virginia St,
Port Lavaca, TX 77979-2507

Ph: (361) 552-6721		Dr Richard Arroyo-diaz, MD
1016 N Virginia St,
Port Lavaca, TX 77979-3000

Ph: (361) 552-0325

Reviews and Comments


Internal Medicine Doctors in Port Lavaca, TX

Dr. Don Paul Bunnell, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1200 North Virginia, Port Lavaca, TX 77979
Phone: 361-552-6721    Fax: 361-552-7463
Dr. Mau Shong Lin, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1706 North Virginia Street, Port Lavaca, TX 77979
Phone: 361-552-2906    Fax: 361-552-2344
Leigh Ann Falcon, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1200 N Virginia St, Port Lavaca, TX 77979
Phone: 361-552-6721    Fax: 361-552-7463

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.