Dr Geoffrey L Kamen, MD - Medicare Family Medicine in San Luis Obispo, CA

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Dr Geoffrey L Kamen, MD is a medicare enrolled "Family Medicine" physician in San Luis Obispo, California. His current practice location is 1150 Grove St # B, San Luis Obispo, California. You can reach out to his office (for appointments etc.) via phone at (805) 596-1565.

Dr Geoffrey L Kamen is licensed to practice in California (license number A115526) 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 1215015953.

Contact Information

Dr Geoffrey L Kamen, MD
1150 Grove St # B,
San Luis Obispo, CA 93401-2914
(805) 596-1565
(833) 428-4062

Map and Direction




Physician's Profile

Full NameDr Geoffrey L Kamen
GenderMale
SpecialityFamily Medicine
Location1150 Grove St # B, San Luis Obispo, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1215015953
  • Provider Enumeration Date: 11/01/2006
  • Last Update Date: 07/06/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 7315949450
  • Enrollment ID: I20101119000828

Medical Identifiers

Medical identifiers for Dr Geoffrey L Kamen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215015953NPI-NPPES
A115526OtherCAMD LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 13673 (New Hampshire)Secondary
207QA0000XFamily Medicine - Adolescent Medicine 240096 (New York)Secondary
207Q00000XFamily Medicine A115526 (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 Geoffrey L Kamen allows following entities to bill medicare on his behalf.
Entity NameSignify Health Medical Associates Pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750845863
PECOS PAC ID: 2163764424
Enrollment ID: O20190520001486

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 Geoffrey L Kamen 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 Geoffrey L Kamen, MD
793 E Foothill Blvd # A117,
San Luis Obispo, CA 93405-1615

Ph: (055) 961-5658		Dr Geoffrey L Kamen, MD
1150 Grove St # B,
San Luis Obispo, CA 93401-2914

Ph: (805) 596-1565

Reviews and Comments


Family Medicine Doctors in San Luis Obispo, CA

Michael Angelo Viggianelli, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: Hwy 1 California Mens Colony, San Luis Obispo, CA 93409
Phone: 805-547-7911    
George S Kienle, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1555 Higuera St, San Luis Obispo, CA 93401
Phone: 805-543-4043    Fax: 805-543-4427
Lisa Brazil, C.F.N.P.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 35 Casa St Ste 320, San Luis Obispo, CA 93405
Phone: 805-250-4844    Fax: 057-850-3568
Rodolfo Castillo-ruiz, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 1551 Bishop St, 160, San Luis Obispo, CA 93401
Phone: 805-269-1500    Fax: 805-269-1585
Dr. Jonathan Stanley Hamrick, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 47 Santa Rosa St, 47 Santa Rosa, San Luis Obispo, CA 93405
Phone: 805-542-9956    Fax: 805-594-1436
Dr. Richard V Ascoli, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1 Grand Ave, San Luis Obispo, CA 93407
Phone: 805-756-1211    Fax: 805-756-5298
Dr. Randall M Silver, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1250 Peach St Ste B, San Luis Obispo, CA 93401
Phone: 805-543-4043    Fax: 805-543-7640

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.