Dr Michael Thomas Margolis, MD - Medicare Gynecological Oncology in Los Gatos, CA

Dr Michael Thomas Margolis, MD is a medicare enrolled "Obstetrics & Gynecology - Gynecology" physician in Los Gatos, California. He went to University Of Kansas School Of Med (kc/wich/sal) and graduated in 1987 and has 37 years of diverse experience with area of expertise as Gynecological Oncology. He is a member of the group practice Baychildrens and his current practice location is 825 Pollard Rd, Los Gatos, California. You can reach out to his office (for appointments etc.) via phone at (408) 370-9098.

Dr Michael Thomas Margolis is licensed to practice in California (license number G83323) 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 1467475046.

Contact Information

Dr Michael Thomas Margolis, MD
825 Pollard Rd,
Los Gatos, CA 95032-1435
(408) 370-9098
(650) 422-3685

Map and Direction




Physician's Profile

Full NameDr Michael Thomas Margolis
GenderMale
SpecialityGynecological Oncology
Experience37 Years
Location825 Pollard Rd, Los Gatos, 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:
  • Dr Michael Thomas Margolis attended and graduated from University Of Kansas School Of Med (kc/wich/sal) in 1987
  NPI Data:
  • NPI Number: 1467475046
  • Provider Enumeration Date: 07/25/2006
  • Last Update Date: 10/26/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 0840257838
  • Enrollment ID: I20150213001744

Medical Identifiers

Medical identifiers for Dr Michael Thomas Margolis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1467475046NPI-NPPES
00G833233OtherCAMEDICARE PIN
GR0101630MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2088F0040XUrology - Female Pelvic Medicine And Reconstructive Surgery G83323 (California)Secondary
207VG0400XObstetrics & Gynecology - Gynecology G83323 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
El Camino HospitalMountain view, CAHospital
Peninsula Medical CenterBurlingame, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Baychildrens963840381931

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 Michael Thomas Margolis allows following entities to bill medicare on his behalf.
Entity NameBaychildrens
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1043628316
PECOS PAC ID: 9638403819
Enrollment ID: O20190621000031

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 Michael Thomas Margolis 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 Michael Thomas Margolis, MD
101 S San Mateo Dr Ste 102,
San Mateo, CA 94401-3840

Ph: (650) 375-1644
Dr Michael Thomas Margolis, MD
825 Pollard Rd,
Los Gatos, CA 95032-1435

Ph: (408) 370-9098

Reviews and Comments


Obstetrics & Gynecology Doctors in Los Gatos, CA

Natasha Kapur, MD
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Medicare: Medicare Enrolled
Practice Location: 15151 National Ave Ste 1, Los Gatos, CA 95032
Phone: 408-356-0431    
Dr. Andrew Cook, M.D., FACOG
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Medicare: Not Enrolled in Medicare
Practice Location: 14830 Los Gatos Blvd, Suite 300, Los Gatos, CA 95032
Phone: 408-358-2511    Fax: 408-358-1009
Linda Honey Joshua, NP,RN
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Practice Location: 15047 Los Gatos Blvd, 200, Los Gatos, CA 95032
Phone: 408-364-6799    
Dr. Mark Alan Fierro, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 15251 National Ave, Suite 106, Los Gatos, CA 95032
Phone: 408-356-5111    Fax: 408-356-0654
Dr. Rosanne Mayhew, M.D.
Obstetrics & Gynecology
Medicare: May Accept Medicare Assignments
Practice Location: 800 Pollard Rd Ste B203, Los Gatos, CA 95032
Phone: 408-871-1885    Fax: 408-871-8405
Peter A. Castillo, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 15215 National Ave Ste 104, Los Gatos, CA 95032
Phone: 925-905-9922    Fax: 925-905-9925
Dr. Karen E Kunzel, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 15151 National Ave, Los Gatos, CA 95032
Phone: 408-356-0431    

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.

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