Leslie Marks, - Medicare Clinical Social Worker in Davis, CA

Leslie Marks, is a medicare enrolled "Social Worker - Clinical" provider in Davis, California. She graduated from medical school in 1981 and has 43 years of diverse experience with area of expertise as Clinical Social Worker. She is a member of the group practice Hope Services and her current practice location is 2100 5th St, Davis, California. You can reach out to her office (for appointments etc.) via phone at (530) 747-3400.

Leslie Marks is licensed to practice in * (Not Available) (license number ) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1922317999.

Contact Information

Leslie Marks,
2100 5th St,
Davis, CA 95618-6591
(530) 747-3400
(530) 753-0398

Map and Direction




Healthcare Provider's Profile

Full NameLeslie Marks
GenderFemale
SpecialityClinical Social Worker
Experience43 Years
Location2100 5th St, Davis, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Leslie Marks graduated from medical school in 1981
  NPI Data:
  • NPI Number: 1922317999
  • Provider Enumeration Date: 09/24/2010
  • Last Update Date: 09/24/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 3375953144
  • Enrollment ID: I20201105001868

Medical Identifiers

Medical identifiers for Leslie Marks such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1922317999NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
1041C0700XSocial Worker - Clinical (* (Not Available))Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Hope Services559771623315

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. Leslie Marks allows following entities to bill medicare on her behalf.
Entity NameHope Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1861445306
PECOS PAC ID: 5597716233
Enrollment ID: O20050209001099

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. Leslie Marks 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
Leslie Marks,
2100 5th St,
Davis, CA 95618-6591

Ph: (530) 747-3400
Leslie Marks,
2100 5th St,
Davis, CA 95618-6591

Ph: (530) 747-3400

Reviews and Comments


Social Worker in Davis, CA

Terri Hiroshima-chan, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 112 A St, Davis, CA 95616
Phone: 530-752-2727    Fax: 530-752-4542
Ms. Nancy Gail Edgar, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 600 A St, Davis, CA 95616
Phone: 530-757-5532    Fax: 530-757-5533
Mr. Milton Kalish, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 613 G St, Ste. A, Davis, CA 95616
Phone: 530-753-1331    
Vinita Quinones, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 33100 County Road 31, Davis, CA 95616
Phone: 530-702-6021    
Mrs. Andrea Bixson Stone, L.C.S.W.
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 429 F St, Suite 5, Davis, CA 95616
Phone: 530-753-8878    
Dulce M Ruatti, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 212 I St, Davis, CA 95616
Phone: 530-601-5959    
David Norman Mendelmar,
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 105 E St Ste 2e, Davis, CA 95616
Phone: 707-254-2656    

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).

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