Dr Nancy Elizabeth Mason, MD - Medicare Obstetrics/gynecology in Palo Alto, CA

Dr Nancy Elizabeth Mason, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Palo Alto, California. She went to Stanford University School Of Medicine and graduated in 1977 and has 47 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Lpch Medical Group Div Of Lucile and her current practice location is 1101 Welch Rd, Suite A8, Palo Alto, California. You can reach out to her office (for appointments etc.) via phone at (650) 329-1293.

Dr Nancy Elizabeth Mason is licensed to practice in California (license number G38836) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1649312067.

Contact Information

Dr Nancy Elizabeth Mason, MD
1101 Welch Rd, Suite A8,
Palo Alto, CA 94304
(650) 329-1293
(650) 329-1317

Map and Direction




Physician's Profile

Full NameDr Nancy Elizabeth Mason
GenderFemale
SpecialityObstetrics/gynecology
Experience47 Years
Location1101 Welch Rd, Palo Alto, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Nancy Elizabeth Mason attended and graduated from Stanford University School Of Medicine in 1977
  NPI Data:
  • NPI Number: 1649312067
  • Provider Enumeration Date: 02/13/2007
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 4385673789
  • Enrollment ID: I20050805000569

Medical Identifiers

Medical identifiers for Dr Nancy Elizabeth Mason such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1649312067NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology G38836 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Lpch Medical Group Div Of Lucile0840298543261

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 Nancy Elizabeth Mason allows following entities to bill medicare on her behalf.
Entity NameStanford Health Care
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437292927
PECOS PAC ID: 6709797491
Enrollment ID: O20031124000348
Entity NameLpch Medical Group Div Of Lucile
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417907940
PECOS PAC ID: 0840298543
Enrollment ID: O20061113000232

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 Nancy Elizabeth Mason 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 Nancy Elizabeth Mason, MD
1101 Welch Rd, Suite A8,
Palo Alto, CA 94304

Ph: (650) 329-1293
Dr Nancy Elizabeth Mason, MD
1101 Welch Rd, Suite A8,
Palo Alto, CA 94304

Ph: (650) 329-1293

Reviews and Comments


Obstetrics & Gynecology Doctors in Palo Alto, CA

Dr. Edward Lee Cohen, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 3801 Miranda Ave, #112, Palo Alto, CA 94304
Phone: 650-493-5000    
Winona Tan, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 795 El Camino Real, Palo Alto, CA 94301
Phone: 650-853-2917    
Susan Diana Crowe, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Sylvie Leah Blumstein, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Amy E Judy, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Sanaa Hasan Suharwardy, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
Laura Brodzinsky, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    

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.