Grisset Rivera Diaz, MD - Medicare Pediatrics in Sugar Land, TX

Grisset Rivera Diaz, MD is a medicare enrolled "Pediatrics" physician in Sugar Land, Texas. Her current practice location is 15551 Southwest Fwy, Sugar Land, Texas. You can reach out to her office (for appointments etc.) via phone at (281) 325-1010.

Grisset Rivera Diaz is licensed to practice in Texas (license number P3965) 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 1235361999.

Contact Information

Grisset Rivera Diaz, MD
15551 Southwest Fwy,
Sugar Land, TX 77478-3830
(281) 325-1010
Not Available

Map and Direction




Physician's Profile

Full NameGrisset Rivera Diaz
GenderFemale
SpecialityPediatrics
Location15551 Southwest Fwy, Sugar Land, Texas
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1235361999
  • Provider Enumeration Date: 08/13/2009
  • Last Update Date: 03/21/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 6204128085
  • Enrollment ID: I20160714002440

Medical Identifiers

Medical identifiers for Grisset Rivera Diaz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235361999NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics P3965 (Texas)Primary
208000000XPediatrics ME113359 (Florida)Secondary

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. Grisset Rivera Diaz allows following entities to bill medicare on her behalf.
Entity NameSpokane Emergency Physicians Ps
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1235147117
PECOS PAC ID: 8527050731
Enrollment ID: O20040330001357

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. Grisset Rivera 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
Grisset Rivera Diaz, MD
15551 Southwest Fwy,
Sugar Land, TX 77478-3830

Ph: (281) 325-1010
Grisset Rivera Diaz, MD
15551 Southwest Fwy,
Sugar Land, TX 77478-3830

Ph: (281) 325-1010

Reviews and Comments


Pediatrics Doctors in Sugar Land, TX

Dr. Kalpesh Harshad Thakkar, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 17510 W Grand Pkwy S, Sugar Land, TX 77479
Phone: 281-725-5855    
Phillip Buckley Ribbeck, MD
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 15400 Southwest Fwy Ste 200, Sugar Land, TX 77478
Phone: 832-824-1000    
Dr. Nina Singhal, DO
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 13440 University Blvd Ste 150, Sugar Land, TX 77479
Phone: 281-207-9191    Fax: 281-207-9533
Sameena Mohiuddin, D.O.
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 17510 W Grand Pkwy S Ste 310, Sugar Land, TX 77479
Phone: 346-843-6470    Fax: 346-843-6475
Shariar Akter, M.D.
Pediatrics
Medicare: Medicare Enrolled
Practice Location: 17520 W Grand Pkwy S Ste 300, Sugar Land, TX 77479
Phone: 281-725-5855    Fax: 281-725-5872
Surya K Battu, M.D.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 17510 W Grand Pkwy S, Suite # 340, Sugar Land, TX 77479
Phone: 281-342-7111    Fax: 281-342-9111
Dr. Vyju Ram, MD, F.A.A.P.
Pediatrics
Medicare: Not Enrolled in Medicare
Practice Location: 5610 W River Park Dr, Suite A, Sugar Land, TX 77479
Phone: 281-494-8687    Fax: 281-494-5201

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.