Dr Luis Martinez-sierra, MD - Medicare Gastroenterology in Ponce, PR

Dr Luis Martinez-sierra, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Ponce, Puerto Rico. He went to University Of Puerto Rico School Of Medicine and graduated in 1973 and has 51 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Ponce Gastroenterology Society, Instituto De Endoscopia Digestiva Del Sur and his current practice location is Santa Maria Medical, 450 Calle Ferrocarril, Ste 210, Ponce, Puerto Rico. You can reach out to his office (for appointments etc.) via phone at (787) 840-5042.

Dr Luis Martinez-sierra is licensed to practice in Puerto Rico (license number 4589) 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 1376673335.

Contact Information

Dr Luis Martinez-sierra, MD
Santa Maria Medical, 450 Calle Ferrocarril, Ste 210,
Ponce, PR 00717-1105
(787) 840-5042
(787) 841-6849



Physician's Profile

Full NameDr Luis Martinez-sierra
GenderMale
SpecialityGastroenterology
Experience51 Years
LocationSanta Maria Medical, Ponce, Puerto Rico
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 Luis Martinez-sierra attended and graduated from University Of Puerto Rico School Of Medicine in 1973
  NPI Data:
  • NPI Number: 1376673335
  • Provider Enumeration Date: 03/07/2007
  • Last Update Date: 07/09/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 6305860628
  • Enrollment ID: I20120228000567

Medical Identifiers

Medical identifiers for Dr Luis Martinez-sierra such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1376673335NPI-NPPES
4589OtherPRMEDICAL LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 4589 (Puerto Rico)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Ponce Gastroenterology Society75179790323
Instituto De Endoscopia Digestiva Del Sur82240525272

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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 Luis Martinez-sierra allows following entities to bill medicare on his behalf.
Entity NameInstituto De Endoscopia Digestiva Del Sur
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1144252198
PECOS PAC ID: 8224052527
Enrollment ID: O20060125000169

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Entity NamePonce Gastroenterology Society
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265468805
PECOS PAC ID: 7517979032
Enrollment ID: O20060628000131

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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. Dr Luis Martinez-sierra 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 Luis Martinez-sierra, MD
Santa Maria Medical, 450 Calle Ferrocarril, Ste 210,
Ponce, PR 00717-1105

Ph: (787) 840-5042
Dr Luis Martinez-sierra, MD
Santa Maria Medical, 450 Calle Ferrocarril, Ste 210,
Ponce, PR 00717-1105

Ph: (787) 840-5042

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Internal Medicine Doctors in Ponce, PR

Juan Pablo Torres, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 917 Ave Tito Castro, Ponce, PR 00716
Phone: 787-840-4545    
Dr. George Paul Fahed, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 917 Ave Tito Castro, Torre Medica San Lucas Suite 701, Ponce, PR 00716
Phone: 787-290-5577    Fax: 787-848-6644
Dr. Carlos A Gaona Reyes, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1214 Ave Munoz Rivera, Recinto Universitario, Ponce, PR 00717
Phone: 787-284-0383    Fax: 787-987-9310
Rafael Jose Rivera,
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 909 Ave Tito Castro, Torre Medica San Lucassuite 504, Ponce, PR 00716
Phone: 787-651-1432    
Aurelio Garcia Medina, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: Mansion Del Lago Calle 3 # 89, Ponce, PR 00732
Phone: 787-247-2427    
Marian Couto, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 2225 Ponce By Pass, Edif Parra Ste 603, Ponce, PR 00717
Phone: 787-492-2000    Fax: 787-813-0517
Mr. Gabriel Martinez-rodriguez, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: San Cristobal Anexo Torre I, Ponce, PR 00780
Phone: 787-848-2100    Fax: 787-813-1836

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