Alak Ray, MD - Medicare Nephrology in Houston, TX

Alak Ray, MD is a medicare enrolled "Internal Medicine - Nephrology" physician in Houston, Texas. He went to State University Of New York At Buffalo School Of Medicine and graduated in 1983 and has 41 years of diverse experience with area of expertise as Nephrology. He is a member of the group practice Greater Heights Nephrology, Pllc and his current practice location is 1631 North Loop W, #460, Houston, Texas. You can reach out to his office (for appointments etc.) via phone at (713) 864-6100.

Alak Ray is licensed to practice in Texas (license number G7868) 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 1700891009.

Contact Information

Alak Ray, MD
1631 North Loop W, #460,
Houston, TX 77008-1500
(713) 864-6100
(713) 864-1755

Map and Direction




Physician's Profile

Full NameAlak Ray
GenderMale
SpecialityNephrology
Experience41 Years
Location1631 North Loop W, Houston, Texas
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:
  • Alak Ray attended and graduated from State University Of New York At Buffalo School Of Medicine in 1983
  NPI Data:
  • NPI Number: 1700891009
  • Provider Enumeration Date: 07/29/2006
  • Last Update Date: 07/12/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 1052220845
  • Enrollment ID: I20100810000347

Medical Identifiers

Medical identifiers for Alak Ray such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1700891009NPI-NPPES
098667107MedicaidTX

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RN0300XInternal Medicine - Nephrology G7868 (Texas)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Heights DialysisHouston, TXDialysis facility
North Houston Dialysis CenterHouston, TXDialysis facility
Memorial Hermann Hospital SystemHouston, TXHospital

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. Alak Ray allows following entities to bill medicare on his behalf.
Entity NameGreater Heights Nephrology, Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1063865319
PECOS PAC ID: 7810258472
Enrollment ID: O20180223001108

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. Alak Ray 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
Alak Ray, MD
1631 North Loop West, Ste. 460,
Houston, TX 77008-1500

Ph: (713) 864-6100
Alak Ray, MD
1631 North Loop W, #460,
Houston, TX 77008-1500

Ph: (713) 864-6100

Reviews and Comments


Internal Medicine Doctors in Houston, TX

Dr. Michaela Elizabeth Ginn, MD
Nephrology
Medicare: Not Enrolled in Medicare
Practice Location: 13214 Indian Creek Road, Houston, TX 77079
Phone: 713-591-3555    Fax: 661-321-3286
Ameena Bagree Malhotra, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 1515 Holcombe Blvd, 77030-4009, Houston, TX 77030
Phone: 713-792-6161    
Svetang Vijay Desai, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 444 Fm 1959 Rd, Suite A, Houston, TX 77034
Phone: 281-481-9400    
Dr. Stalin R Subramanian, M.D
Nephrology
Medicare: Medicare Enrolled
Practice Location: 7200 Cambridge St Fl 8, Houston, TX 77030
Phone: 713-798-0950    
Robin Boliver-campbell, M.D.
Nephrology
Medicare: Medicare Enrolled
Practice Location: 7141 Southwest Fwy, Houston, TX 77074
Phone: 713-771-7921    Fax: 713-264-8659
Henna Mukhtar Malik, M.D.
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 13215 Dotson Rd Ste 300, Houston, TX 77070
Phone: 281-894-8822    
Zaven Sargsyan, MD
Nephrology
Medicare: Accepting Medicare Assignments
Practice Location: 1504 Taub Loop, Houston, TX 77030
Phone: 713-873-8890    

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.