James M Sinclair, MD - Medicare Hematology/oncology in La Jolla, CA

James M Sinclair, MD is a medicare enrolled "Internal Medicine - Hematology & Oncology" physician in La Jolla, California. He went to University Of Wisconsin School Of Medicine and graduated in 1981 and has 43 years of diverse experience with area of expertise as Hematology/oncology. He is a member of the group practice California Cancer Associates For Research And Excellence Inc and his current practice location is 9850 Genesee Ave Ste 560, La Jolla, California. You can reach out to his office (for appointments etc.) via phone at (858) 552-1410.

James M Sinclair is licensed to practice in California (license number G048926) 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 1356300230.

Contact Information

James M Sinclair, MD
9850 Genesee Ave Ste 560,
La Jolla, CA 92037-1229
(858) 552-1410
(858) 552-0929

Map and Direction




Physician's Profile

Full NameJames M Sinclair
GenderMale
SpecialityHematology/oncology
Experience43 Years
Location9850 Genesee Ave Ste 560, La Jolla, 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:
  • James M Sinclair attended and graduated from University Of Wisconsin School Of Medicine in 1981
  NPI Data:
  • NPI Number: 1356300230
  • Provider Enumeration Date: 03/21/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2769564061
  • Enrollment ID: I20090612000098

Medical Identifiers

Medical identifiers for James M Sinclair such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1356300230NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RH0003XInternal Medicine - Hematology & Oncology G048926 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Scripps Memorial Hospital La JollaLa jolla, CAHospital
Scripps Memorial Hospital - EncinitasEncinitas, CAHospital
Scripps Mercy HospitalSan diego, CAHospital
El Centro Regional Medical CenterEl centro, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
California Cancer Associates For Research And Excellence Inc802291893750

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. James M Sinclair allows following entities to bill medicare on his behalf.
Entity NameCalifornia Cancer Associates For Research And Excellence Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083661607
PECOS PAC ID: 8022918937
Enrollment ID: O20040108001068
Entity NameEmergency And Acute Care Medical Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437103942
PECOS PAC ID: 9537108279
Enrollment ID: O20050502000734

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. James M Sinclair 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
James M Sinclair, MD
Po Box 25100,
Fresno, CA 93729-5100

Ph: (559) 326-1222
James M Sinclair, MD
9850 Genesee Ave Ste 560,
La Jolla, CA 92037-1229

Ph: (858) 552-1410

Reviews and Comments


Internal Medicine Doctors in La Jolla, CA

Dr. John Sturdivant Andrews, MD
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Medicare: Medicare Enrolled
Practice Location: 1223 Via Barranca, La Jolla, CA 92037
Phone: 858-775-1976    
Dr. Mark C Adrian, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 9850 Genesee Ave, Suite 355, La Jolla, CA 92037
Phone: 858-202-0011    
Dr. Erminia M. Guarneri, M.D.
Hematology & Oncology
Medicare: Not Enrolled in Medicare
Practice Location: 10666 N Torrey Pines Rd, La Jolla, CA 92037
Phone: 858-554-3330    Fax: 858-784-5933
Dr. Eric Hong, M.D.
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 9834 Genesee Ave, Suite 300, La Jolla, CA 92037
Phone: 858-824-2900    Fax: 858-824-2910
Katrina Deleon, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 10666 N Torrey Pines Rd, La Jolla, CA 92037
Phone: 858-554-6158    
Abhishek Gadre, MD
Hematology & Oncology
Medicare: Accepting Medicare Assignments
Practice Location: 9300 Campus Point Dr, La Jolla, CA 92037
Phone: 858-657-7118    
Mira Maria John, MD
Hematology & Oncology
Medicare: Medicare Enrolled
Practice Location: 9300 Campus Point Dr, La Jolla, CA 92037
Phone: 800-926-8273    

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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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