Richard D Mainwaring, MD - Medicare Thoracic Surgery (Cardiothoracic Vascular Surgery) in Palo Alto, CA

Richard D Mainwaring, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Palo Alto, California. His current practice location is 725 Welch Rd, Palo Alto, California. You can reach out to his office (for appointments etc.) via phone at (650) 497-8000.

Richard D Mainwaring is licensed to practice in California (license number G69209) 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 1013934702.

Contact Information

Richard D Mainwaring, MD
725 Welch Rd,
Palo Alto, CA 94304-1601
(650) 497-8000
Not Available

Map and Direction




Physician's Profile

Full NameRichard D Mainwaring
GenderMale
SpecialityThoracic Surgery (cardiothoracic Vascular Surgery)
Location725 Welch Rd, Palo Alto, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1013934702
  • Provider Enumeration Date: 07/17/2006
  • Last Update Date: 04/27/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 9133129281
  • Enrollment ID: I20070113000170

Medical Identifiers

Medical identifiers for Richard D Mainwaring such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013934702NPI-NPPES
00G692090MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2080P0202XPediatrics - Pediatric Cardiology G69209 (California)Secondary
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) G69209 (California)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. Richard D Mainwaring allows following entities to bill medicare on his behalf.
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. Richard D Mainwaring 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
Richard D Mainwaring, MD
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000
Richard D Mainwaring, MD
725 Welch Rd,
Palo Alto, CA 94304-1601

Ph: (650) 497-8000

Reviews and Comments


Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in Palo Alto, CA

Yi-ping Joseph Woo, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 300 Pasteur Dr, Palo Alto, CA 94305
Phone: 650-825-3828    
Michael John Paulsen, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 300 Pasteur Dr, Palo Alto, CA 94304
Phone: 650-723-4000    
Xun Zhou, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 870 Quarry Rd Extension, Palo Alto, CA 94304
Phone: 650-723-5771    
Michael Raosen Ma, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 300 Pasteur Dr, Palo Alto, CA 94304
Phone: 650-723-4000    
Chawannuch Ruaengsri, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 300 Pasteur Dr, Palo Alto, CA 94304
Phone: 650-723-4000    
Elisabeth Martin, MD MPH
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 725 Welch Rd, Palo Alto, CA 94304
Phone: 650-497-8000    
James B.d. Mark, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Not Enrolled in Medicare
Practice Location: 875 Blake Wilbur Dr, Clinic A, Palo Alto, CA 94304
Phone: 650-726-7191    

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.