Dr Fernando Cristobal Diaz, MD - Medicare Internal Medicine in Mcallen, TX

Dr Fernando Cristobal Diaz, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Mcallen, Texas. His current practice location is 5137 Lost Creek Ln, Mcallen, Texas. You can reach out to his office (for appointments etc.) via phone at (919) 966-1996.

Dr Fernando Cristobal Diaz is licensed to practice in Texas (license number V2724) 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 1902333545.

Contact Information

Dr Fernando Cristobal Diaz, MD
5137 Lost Creek Ln,
Mcallen, TX 78504-9783
(919) 966-1996
(919) 966-6735

Map and Direction




Physician's Profile

Full NameDr Fernando Cristobal Diaz
GenderMale
SpecialityInternal Medicine - Hematology & Oncology
Location5137 Lost Creek Ln, Mcallen, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1902333545
  • Provider Enumeration Date: 05/14/2017
  • Last Update Date: 09/12/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 6002239936
  • Enrollment ID: I20200709003385

Medical Identifiers

Medical identifiers for Dr Fernando Cristobal Diaz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902333545NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology V2724 (Texas)Primary

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 Fernando Cristobal 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 Fernando Cristobal Diaz, MD
5137 Lost Creek Ln,
Mcallen, TX 78504-9783

Ph: (919) 966-1996
Dr Fernando Cristobal Diaz, MD
5137 Lost Creek Ln,
Mcallen, TX 78504-9783

Ph: (919) 966-1996

Reviews and Comments


Internal Medicine Doctors in Mcallen, TX

Dona E Cooper-dockery, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 801 E Nolana Ave, Ste 12, Mcallen, TX 78504
Phone: 956-686-8802    Fax: 956-686-3083
Jasmine Gowarty,
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1901 S Col Rowe Blvd, Mcallen, TX 78503
Phone: 956-687-5150    
Dr. Juan Jose Salazar, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 801 E Nolana Ave Ste 2, Mcallen, TX 78504
Phone: 956-687-1177    Fax: 956-687-3290
Daniela Hernandez, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 205 E Toronto Ave, Mcallen, TX 78503
Phone: 956-296-3990    Fax: 956-665-6837
Dr. Encarnacion Rodriguez, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 4300 N Mccoll Rd, Mcallen, TX 78504
Phone: 956-630-1170    
Diane Duyen T Nguyen, DO
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 205 E Toronto Ave, Mcallen, TX 78503
Phone: 956-296-3990    Fax: 956-665-6837
Rodrigo Erana, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 101 Us Expressway 83, Mcallen, TX 78503
Phone: 956-661-9840    Fax: 956-661-9841

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).

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