Brian D Hertz, MD - Medicare Family Practice in San Rafael, CA

Brian D Hertz, MD is a medicare enrolled "Family Medicine" physician in San Rafael, California. He went to University Of Michigan Medical School and graduated in 1984 and has 40 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Petaluma Health Center Inc, Central Vermont Medical Center Inc and his current practice location is 99 Montecillo Rd, San Rafael, California. You can reach out to his office (for appointments etc.) via phone at (415) 444-2000.

Brian D Hertz is licensed to practice in California (license number G86565) 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 1831273812.

Contact Information

Brian D Hertz, MD
99 Montecillo Rd,
San Rafael, CA 94903-3308
(415) 444-2000
Not Available

Map and Direction




Physician's Profile

Full NameBrian D Hertz
GenderMale
SpecialityFamily Practice
Experience40 Years
Location99 Montecillo Rd, San Rafael, 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:
  • Brian D Hertz attended and graduated from University Of Michigan Medical School in 1984
  NPI Data:
  • NPI Number: 1831273812
  • Provider Enumeration Date: 10/25/2006
  • Last Update Date: 05/12/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 5496942575
  • Enrollment ID: I20220523001393

Medical Identifiers

Medical identifiers for Brian D Hertz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1831273812NPI-NPPES
00G865650MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 042-0015837 (Vermont)Secondary
207Q00000XFamily Medicine G86565 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Central Vermont Medical CenterBarre, VTHospital
Petaluma Valley HospitalPetaluma, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Petaluma Health Center Inc913318037558
Central Vermont Medical Center Inc9335138817202

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. Brian D Hertz allows following entities to bill medicare on his behalf.
Entity NameCentral Vermont Medical Center Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023028784
PECOS PAC ID: 9335138817
Enrollment ID: O20051220000393

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. Brian D Hertz 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
Brian D Hertz, MD
1800 Harrison St Fl 7,
Oakland, CA 94612-3429

Ph: (510) 625-6262
Brian D Hertz, MD
99 Montecillo Rd,
San Rafael, CA 94903-3308

Ph: (415) 444-2000

Reviews and Comments


Family Medicine Doctors in San Rafael, CA

Dr. Ann Hathaway, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 25 Mitchell Blvd, #3, San Rafael, CA 94903
Phone: 415-499-0966    Fax: 415-446-0118
Daniel Aaron Smith, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 99 Montecillo Rd, San Rafael, CA 94903
Phone: 415-444-4873    
Michael A Frumkin, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 30 Newport Way, San Rafael, CA 94901
Phone: 315-415-6865    
Mrs. Meenal Sunit Lohtia, M.D.
Family Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 4000 Civic Center Drive, Suite 200, San Rafael, CA 94903
Phone: 415-492-3333    Fax: 415-492-3425
Dr. Charles C. Palmigiano, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 920 Northgate Dr, Suite 6, San Rafael, CA 94903
Phone: 415-479-1022    Fax: 415-479-5305
Jay F. Fairborn, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 99 Montecillo Rd, San Rafael, CA 94903
Phone: 415-444-2000    
Suzanna Kay Sherer, NP
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 411 3rd St # 409, San Rafael, CA 94901
Phone: 415-854-7159    

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.