Chad Michael Guenther, MD - Medicare Internal Medicine in Santa Barbara, CA

  1. Home
  2. Hematology & Oncology
  3. CA
  4. Santa Barbara
Chad Michael Guenther, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in Santa Barbara, California. His current practice location is 540 W Pueblo St, Santa Barbara, California. You can reach out to his office (for appointments etc.) via phone at (805) 879-0670.

Chad Michael Guenther is licensed to practice in California (license number A184597) 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 1063874758.

Contact Information

Chad Michael Guenther, MD
540 W Pueblo St,
Santa Barbara, CA 93105-4230
(805) 879-0670
Not Available

Map and Direction




Physician's Profile

Full NameChad Michael Guenther
GenderMale
SpecialityInternal Medicine - Hematology & Oncology
Location540 W Pueblo St, Santa Barbara, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1063874758
  • Provider Enumeration Date: 03/22/2016
  • Last Update Date: 08/24/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2567796386
  • Enrollment ID: I20230705002727

Medical Identifiers

Medical identifiers for Chad Michael Guenther such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063874758NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology 73001 (Wisconsin)Secondary
207RH0003XInternal Medicine - Hematology & Oncology A184597 (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. Chad Michael Guenther allows following entities to bill medicare on his behalf.
Entity NameSansum Clinic
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1154354504
PECOS PAC ID: 3678471976
Enrollment ID: O20031223000607

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. Chad Michael Guenther 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
Chad Michael Guenther, MD
Po Box 62106,
Santa Barbara, CA 93160-2106

Ph: (805) 681-1760		Chad Michael Guenther, MD
540 W Pueblo St,
Santa Barbara, CA 93105-4230

Ph: (805) 879-0670

Reviews and Comments


Internal Medicine Doctors in Santa Barbara, CA

Dr. Bonnie Beth Prinz, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 215 Pesetas Ln, Santa Barbara, CA 93110
Phone: 805-681-1760    Fax: 805-681-1768
Hans Richard Barthel, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 1206 Coast Village Cir, St.f, Santa Barbara, CA 93108
Phone: 805-969-2560    Fax: 805-969-9979
Ashley Thorsell, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 215 Pesetas Ln, Santa Barbara, CA 93110
Phone: 805-681-7820    Fax: 805-681-7869
Anita Rai, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 5333 Hollister Ave Ste 255, Santa Barbara, CA 93111
Phone: 805-964-9858    
Dr. Josephine Phyllis Preciado, M.D.,
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 300 N San Antonio Rd, Santa Barbara, CA 93110
Phone: 805-681-5461    
Joseph Aragon, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 317 W Pueblo St, Santa Barbara, CA 93105
Phone: 805-681-1761    Fax: 805-681-1768
Dr. Marcia Barrett Smith, MD
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 715 N Hope Ave, Santa Barbara, CA 93110
Phone: 805-687-3396    

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.