Ernesto Luis Cruz Sr, MD - Medicare Emergency Medicine in Mayaguez, PR

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Ernesto Luis Cruz Sr, MD is a medicare enrolled "Emergency Medicine" physician in Mayaguez, Puerto Rico. His current practice location is Carretbra #2 Ave, Hostos 440, Mayaguez, Puerto Rico. You can reach out to his office (for appointments etc.) via phone at (787) 833-7383.

Ernesto Luis Cruz Sr is licensed to practice in Puerto Rico (license number 6134) 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 1619001252.

Contact Information

Ernesto Luis Cruz Sr, MD
Carretbra #2 Ave, Hostos 440,
Mayaguez, PR 00680
(787) 833-7383
(787) 833-7383

Map and Direction




Physician's Profile

Full NameErnesto Luis Cruz Sr
GenderMale
SpecialityEmergency Medicine
LocationCarretbra #2 Ave, Mayaguez, Puerto Rico
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1619001252
  • Provider Enumeration Date: 03/15/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 2163931536
  • Enrollment ID: I20250605001955

Medical Identifiers

Medical identifiers for Ernesto Luis Cruz Sr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619001252NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 6134 (Puerto Rico)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. Ernesto Luis Cruz Sr allows following entities to bill medicare on his behalf.
Entity NameCamuy Health Services, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437105582
PECOS PAC ID: 3072559301
Enrollment ID: O20050707001013

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. Ernesto Luis Cruz Sr 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
Ernesto Luis Cruz Sr, MD
Box 418,
Sabana Grande, PR 00037

Ph: (787) 374-3483		Ernesto Luis Cruz Sr, MD
Carretbra #2 Ave, Hostos 440,
Mayaguez, PR 00680

Ph: (787) 833-7383

Reviews and Comments


Emergency Medicine Doctors in Mayaguez, PR

Dr. Betzaida Gonzalez Valentin, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 528 Villa Fontana, Mayaguez, PR 00682
Phone: 787-379-7641    
Astrid A Carrero Perez, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: Ave Condominio, Urb. Reparto Flamboyan, Mayaguez, PR 00680
Phone: 787-265-8349    Fax: 787-265-8349
Alexsander Antonetti Negron, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 410 Ave Hostos Ste 2, Mayaguez, PR 00682
Phone: 787-743-3038    

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.