Dr Clarence Marcus Lee Jr, MD - Medicare Preventive Medicine in San Marcos, CA

Dr Clarence Marcus Lee Jr, MD is a medicare enrolled "General Practice" physician in San Marcos, California. He went to Drexel University College Of Medicine and graduated in 2006 and has 18 years of diverse experience with area of expertise as Preventive Medicine. His current practice location is 727 W San Marcos Blvd Ste 112, San Marcos, California. You can reach out to his office (for appointments etc.) via phone at (760) 487-8893.

Dr Clarence Marcus Lee Jr is licensed to practice in California (license number A1338879) 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 1144520032.

Contact Information

Dr Clarence Marcus Lee Jr, MD
727 W San Marcos Blvd Ste 112,
San Marcos, CA 92078-1244
(760) 487-8893
Not Available

Map and Direction




Physician's Profile

Full NameDr Clarence Marcus Lee Jr
GenderMale
SpecialityPreventive Medicine
Experience18 Years
Location727 W San Marcos Blvd Ste 112, San Marcos, 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 Clarence Marcus Lee Jr attended and graduated from Drexel University College Of Medicine in 2006
  NPI Data:
  • NPI Number: 1144520032
  • Provider Enumeration Date: 10/26/2010
  • Last Update Date: 08/10/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 7315247715
  • Enrollment ID: I20220119000735

Medical Identifiers

Medical identifiers for Dr Clarence Marcus Lee Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1144520032NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208D00000XGeneral Practice A1338879 (California)Primary
2083X0100XPreventive Medicine - Occupational Medicine A138879 (California)Secondary

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 Clarence Marcus Lee Jr allows following entities to bill medicare on his behalf.
Entity NameCmleejr Medical Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1508436320
PECOS PAC ID: 2163814476
Enrollment ID: O20220119000637

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 Clarence Marcus Lee Jr 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 Clarence Marcus Lee Jr, MD
727 W San Marcos Blvd Ste 112,
San Marcos, CA 92078-1244

Ph: (530) 634-4730
Dr Clarence Marcus Lee Jr, MD
727 W San Marcos Blvd Ste 112,
San Marcos, CA 92078-1244

Ph: (760) 487-8893

Reviews and Comments


General Practice Doctors in San Marcos, CA

Mr. Manuel Montemayor, MD
General Practice
Medicare: Not Enrolled in Medicare
Practice Location: 727 W San Marcos Blvd, Suite 112, San Marcos, CA 92078
Phone: 760-736-8810    Fax: 760-736-3157

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.