John Elton Cranshaw, MD - Medicare Internal Medicine in Kentfield, CA

John Elton Cranshaw, MD is a medicare enrolled "Internal Medicine" physician in Kentfield, California. His current practice location is 1125 Sir Francis Drake Blvd, Kentfield, California. You can reach out to his office (for appointments etc.) via phone at (415) 456-9680.

John Elton Cranshaw is licensed to practice in California (license number G76232) 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 1265514236.

Contact Information

John Elton Cranshaw, MD
1125 Sir Francis Drake Blvd,
Kentfield, CA 94904-1418
(415) 456-9680
(415) 485-3622

Map and Direction




Physician's Profile

Full NameJohn Elton Cranshaw
GenderMale
SpecialityInternal Medicine
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: 1265514236
  • Provider Enumeration Date: 10/19/2006
  • Last Update Date: 01/01/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 0941252191
  • Enrollment ID: I20090731000424

Medical Identifiers

Medical identifiers for John Elton Cranshaw such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265514236NPI-NPPES
GR0081800MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G76232 (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. John Elton Cranshaw allows following entities to bill medicare on his behalf.
Entity NameMarin Hospitalist Medical Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023041753
PECOS PAC ID: 1456257146
Enrollment ID: O20031211001139
Entity NameVibra Physicians Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659705424
PECOS PAC ID: 8921233933
Enrollment ID: O20140325000558

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. John Elton Cranshaw 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
John Elton Cranshaw, MD
1677 17th Ave,
San Francisco, CA 94122-3406

Ph: (415) 902-5374
John Elton Cranshaw, 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.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    
Aaron Park,
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    
Dr. Lael Conway Duncan, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    Fax: 415-485-3507
Dr. Curtis K. Roebken, MD
Internal Medicine
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.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1125 Sir Francis Drake Blvd, Kentfield, CA 94904
Phone: 415-456-9680    
Susan E Waters, M.D.
Internal Medicine
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.