Dr Marcus Lejon Williams, MD - Medicare Cardiovascular Disease (cardiology) in La Jolla, CA

Dr Marcus Lejon Williams, MD is a medicare enrolled "Internal Medicine - Interventional Cardiology" physician in La Jolla, California. He went to Js Weill Medical College, Cornell University and graduated in 2001 and has 23 years of diverse experience with area of expertise as Cardiovascular Disease (cardiology). He is a member of the group practice Emory Specialty Associates, Llc, Tift Regional Health System Inc and his current practice location is 10666 N Torrey Pines Road, La Jolla, California. You can reach out to his office (for appointments etc.) via phone at (858) 554-5257.

Dr Marcus Lejon Williams is licensed to practice in California (license number A98711) 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 1417026436.

Contact Information

Dr Marcus Lejon Williams, MD
10666 N Torrey Pines Road,
La Jolla, CA 92037-1027
(858) 554-5257
Not Available



Physician's Profile

Full NameDr Marcus Lejon Williams
GenderMale
SpecialityCardiovascular Disease (cardiology)
Experience23 Years
Location10666 N Torrey Pines Road, 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:
  • Dr Marcus Lejon Williams attended and graduated from Js Weill Medical College, Cornell University in 2001
  NPI Data:
  • NPI Number: 1417026436
  • Provider Enumeration Date: 11/06/2006
  • Last Update Date: 06/30/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 3971503301
  • Enrollment ID: I20070108000413

Medical Identifiers

Medical identifiers for Dr Marcus Lejon Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1417026436NPI-NPPES
854728375AMedicaidGA
J005OtherCACHAMPUS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 054048 (Georgia)Secondary
207RI0011XInternal Medicine - Interventional Cardiology A98711 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Wellstar West Georgia Medical CenterLagrange, GAHospital
Emory University HospitalAtlanta, GAHospital
Tift Regional Medical CenterTifton, GAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Emory Specialty Associates, Llc3476559782430
Tift Regional Health System Inc2062745169298

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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 Marcus Lejon Williams allows following entities to bill medicare on his behalf.
Entity NameTift Regional Health System, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1790280857
PECOS PAC ID: 5193619971
Enrollment ID: O20040212000064

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Entity NameCoffee Regional Medical Center Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1437120946
PECOS PAC ID: 4587656012
Enrollment ID: O20040402000287

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Entity NameEmory Specialty Associates, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1407864168
PECOS PAC ID: 3476559782
Enrollment ID: O20061010000447

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Entity NameTift Regional Health System Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1881203305
PECOS PAC ID: 2062745169
Enrollment ID: O20200217002409

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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 Marcus Lejon Williams 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 Marcus Lejon Williams, MD
File # 54433,
Los Angeles, CA 90074-0001

Ph: () -
Dr Marcus Lejon Williams, MD
10666 N Torrey Pines Road,
La Jolla, CA 92037-1027

Ph: (858) 554-5257

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Internal Medicine Doctors in La Jolla, CA

Dr. John Sturdivant Andrews, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1223 Via Barranca, La Jolla, CA 92037
Phone: 858-775-1976    
Dr. Mark C Adrian, M.D.
Internal Medicine
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.
Internal Medicine
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.
Internal Medicine
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
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 10666 N Torrey Pines Rd, La Jolla, CA 92037
Phone: 858-554-6158    
Abhishek Gadre, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 9300 Campus Point Dr, La Jolla, CA 92037
Phone: 858-657-7118    
Kamran Hussain Imam, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 10666 N Torrey Pines Rd, La Jolla, CA 92037
Phone: 858-554-6158    

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