Dr Nydia M Lopez Diaz, MD - Medicare General Practice in Toa Alta, PR

Dr Nydia M Lopez Diaz, MD is a medicare enrolled "General Practice" physician in Toa Alta, Puerto Rico. Her current practice location is Carr. 828 Km. 0.1, Barrio Pinas, Toa Alta, Puerto Rico. You can reach out to her office (for appointments etc.) via phone at (787) 279-3297.

Dr Nydia M Lopez Diaz is licensed to practice in Puerto Rico (license number 11254) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1578591772.

Contact Information

Dr Nydia M Lopez Diaz, MD
Carr. 828 Km. 0.1, Barrio Pinas,
Toa Alta, PR 00953-4611
(787) 279-3297
(787) 279-3297

Map and Direction




Physician's Profile

Full NameDr Nydia M Lopez Diaz
GenderFemale
SpecialityGeneral Practice
LocationCarr. 828 Km. 0.1, Toa Alta, Puerto Rico
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1578591772
  • Provider Enumeration Date: 06/28/2006
  • Last Update Date: 08/14/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 5698951903
  • Enrollment ID: I20110523000426

Medical Identifiers

Medical identifiers for Dr Nydia M Lopez Diaz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1578591772NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice 11254 (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. Dr Nydia M Lopez Diaz allows following entities to bill medicare on her behalf.
Entity NameNdn Salud Crl
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1548664105
PECOS PAC ID: 8022372804
Enrollment ID: O20180502001442

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 Nydia M Lopez 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 Nydia M Lopez Diaz, MD
1130 Calle Italia, Plaza De Las Fuentes,
Toa Alta, PR 00953-3801

Ph: (787) 279-3297
Dr Nydia M Lopez Diaz, MD
Carr. 828 Km. 0.1, Barrio Pinas,
Toa Alta, PR 00953-4611

Ph: (787) 279-3297

Reviews and Comments


General Practice Doctors in Toa Alta, PR

Dr. Marjorie Acosta-guillot, M.D
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Medicare: Medicare Enrolled
Practice Location: L2 Calle 7, Toa Alta, PR 00953
Phone: 787-870-4704    
William Felix Rios, MD
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Medicare: Medicare Enrolled
Practice Location: 32 Antonio Lopez, Toa Alta, PR 00954
Phone: 787-870-3760    Fax: 787-870-2735
Dr. Zuleyka Cruz Rodriguez, MD
General Practice
Medicare: Not Enrolled in Medicare
Practice Location: 1l-7 Calle 7 Urb. La Providencia, Toa Alta, PR 00953
Phone: 939-257-2144    
Dr. Ana F Maltes, MD
General Practice
Medicare: Medicare Enrolled
Practice Location: Calle Jose De Diego Num 76, Toa Alta, PR 00953
Phone: 787-870-5382    Fax: 787-870-1324
Dr. Cesar A. Almonte, M.D.
General Practice
Medicare: Medicare Enrolled
Practice Location: Calle Aguas Frias #1512, Urb. Las Cascadas, Toa Alta, PR 00953
Phone: 787-780-6569    Fax: 787-780-6569
Eduardo Alfonso Rios Sr., MD
General Practice
Medicare: Accepting Medicare Assignments
Practice Location: 32 Antonio Lopez, Toa Alta, PR 00954
Phone: 787-870-3760    Fax: 787-870-2735
Dr. Jose A. Cruz, M.D.
General Practice
Medicare: Accepting Medicare Assignments
Practice Location: 16 Calle Barcelo, Toa Alta, PR 00953
Phone: 787-870-2270    Fax: 787-870-1508

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.