David Brian Karpf, MD - Medicare Endocrinology in Santa Cruz, CA

David Brian Karpf, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Santa Cruz, California. He went to University Of California, San Diego School Of Medicine and graduated in 1980 and has 44 years of diverse experience with area of expertise as Endocrinology. He is a member of the group practice Stanford Health Care and his current practice location is 120 Harmony Ct, Santa Cruz, California. You can reach out to his office (for appointments etc.) via phone at (650) 721-1300.

David Brian Karpf is licensed to practice in California (license number G45513) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1306913744.

Contact Information

David Brian Karpf, MD
120 Harmony Ct,
Santa Cruz, CA 95062-3473
(650) 721-1300
(650) 646-9199

Map and Direction




Physician's Profile

Full NameDavid Brian Karpf
GenderMale
SpecialityEndocrinology
Experience44 Years
Location120 Harmony Ct, Santa Cruz, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • David Brian Karpf attended and graduated from University Of California, San Diego School Of Medicine in 1980
  NPI Data:
  • NPI Number: 1306913744
  • Provider Enumeration Date: 11/29/2006
  • Last Update Date: 04/25/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 5395810220
  • Enrollment ID: I20080812000514

Medical Identifiers

Medical identifiers for David Brian Karpf such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1306913744NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G45513 (California)Secondary
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism G45513 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Stanford Health CareStanford, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Stanford Health Care67097974912572

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. David Brian Karpf allows following entities to bill medicare on his behalf.
Entity NameStanford Health Care
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437292927
PECOS PAC ID: 6709797491
Enrollment ID: O20031124000348

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. David Brian Karpf 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
David Brian Karpf, MD
120 Harmony Ct,
Santa Cruz, CA 95062-3473

Ph: (650) 721-1300
David Brian Karpf, MD
120 Harmony Ct,
Santa Cruz, CA 95062-3473

Ph: (650) 721-1300

Reviews and Comments


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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.