Dr Gregory Wei-yip Lau, MD - Medicare Obstetrics & Gynecology in Yuma, AZ

Dr Gregory Wei-yip Lau, MD is a medicare enrolled "Obstetrics & Gynecology - Maternal & Fetal Medicine" physician in Yuma, Arizona. His current practice location is 2851 S Avenue B, Suite 2001, Bldg 20, Yuma, Arizona. You can reach out to his office (for appointments etc.) via phone at (928) 336-2434.

Dr Gregory Wei-yip Lau is licensed to practice in Arizona (license number 43374) 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 1144298431.

Contact Information

Dr Gregory Wei-yip Lau, MD
2851 S Avenue B, Suite 2001, Bldg 20,
Yuma, AZ 85364-7726
(928) 336-2434
(928) 336-2435

Map and Direction




Physician's Profile

Full NameDr Gregory Wei-yip Lau
GenderMale
SpecialityObstetrics & Gynecology - Maternal & Fetal Medicine
Location2851 S Avenue B, Yuma, Arizona
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1144298431
  • Provider Enumeration Date: 03/10/2006
  • Last Update Date: 12/05/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 5496973786
  • Enrollment ID: I20140828000737

Medical Identifiers

Medical identifiers for Dr Gregory Wei-yip Lau such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1144298431NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VX0000XObstetrics & Gynecology - Obstetrics B59255 (Maryland)Secondary
207VM0101XObstetrics & Gynecology - Maternal & Fetal Medicine B59255 (Maryland)Secondary
207VM0101XObstetrics & Gynecology - Maternal & Fetal Medicine C54388 (California)Secondary
207VM0101XObstetrics & Gynecology - Maternal & Fetal Medicine 43374 (Arizona)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 Gregory Wei-yip Lau allows following entities to bill medicare on his behalf.
Entity NameYuma Regional Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1194706655
PECOS PAC ID: 2062314826
Enrollment ID: O20040122000526

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 Gregory Wei-yip Lau 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 Gregory Wei-yip Lau, MD
2851 S Avenue B, Building 20,
Yuma, AZ 85364-7726

Ph: (928) 336-2434
Dr Gregory Wei-yip Lau, MD
2851 S Avenue B, Suite 2001, Bldg 20,
Yuma, AZ 85364-7726

Ph: (928) 336-2434

Reviews and Comments


Obstetrics & Gynecology Doctors in Yuma, AZ

Nader M Haddad, MD
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Practice Location: 1025 W 24th St, Suite 22, Yuma, AZ 85364
Phone: 419-508-0864    
Maria Gasca-holtz, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 2911 S 8th Ave, Yuma, AZ 85364
Phone: 928-783-3050    Fax: 928-782-7473
Elya M Showalter, CNM
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Medicare: Medicare Enrolled
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Phone: 928-726-5950    Fax: 928-726-3797
Dr. Robert Keith Barnett, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 2911 S 8th Ave, Yuma, AZ 85364
Phone: 928-783-3050    Fax: 928-783-7783
Dr. Bryan Eric Freeman, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2911 S. 8th Ave, Yuma, AZ 85364
Phone: 928-783-3050    Fax: 928-783-7783
Dr. Surendher Lokareddy, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1945 W 24th St, Yuma, AZ 85364
Phone: 928-341-4650    Fax: 928-341-9779

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.