Dr Lael Conway Duncan, MD - Medicare Internal Medicine in Kentfield, CA

Dr Lael Conway Duncan, MD is a medicare enrolled "Internal Medicine - Infectious Disease" physician in Kentfield, California. Her current practice location is 1125 Sir Francis Drake Blvd, Kentfield, California. You can reach out to her office (for appointments etc.) via phone at (415) 456-9680.

Dr Lael Conway Duncan is licensed to practice in California (license number G87317) 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 1447255740.

Contact Information

Dr Lael Conway Duncan, MD
1125 Sir Francis Drake Blvd,
Kentfield, CA 94904-1418
(415) 456-9680
(415) 485-3507

Map and Direction




Physician's Profile

Full NameDr Lael Conway Duncan
GenderFemale
SpecialityInternal Medicine - Infectious Disease
Location1125 Sir Francis Drake Blvd, Kentfield, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1447255740
  • Provider Enumeration Date: 06/15/2005
  • Last Update Date: 01/12/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4486683471
  • Enrollment ID: I20050810000421

Medical Identifiers

Medical identifiers for Dr Lael Conway Duncan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1447255740NPI-NPPES
129127OtherWAL & I
8021123OtherWADSHS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RI0200XInternal Medicine - Infectious Disease G87317 (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. Dr Lael Conway Duncan allows following entities to bill medicare on her behalf.
Entity NameRegents Univ Of California Ucsf
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1124439807
PECOS PAC ID: 6305160300
Enrollment ID: O20150122001375

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 Lael Conway Duncan 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 Lael Conway Duncan, MD
1100 Larkspur Landing Cir, Ste 10,
Larkspur, CA 94939-1836

Ph: (415) 924-4660
Dr Lael Conway Duncan, MD
1125 Sir Francis Drake Blvd,
Kentfield, CA 94904-1418

Ph: (415) 456-9680

Reviews and Comments


Internal Medicine Doctors in Kentfield, CA

Timothy Liu, M.D., M.S.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    
Aaron Park,
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    
John Elton Cranshaw, M.D.
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    Fax: 415-485-3622
Dr. Curtis K. Roebken, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield Rehab, Kentfield, CA 94904
Phone: 415-485-3505    Fax: 415-453-1969
Dr. Varinderjit Kaur, M.D.
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    
Susan E Waters, M.D.
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-485-3524    Fax: 415-485-3507

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.