Marguerite S Widener, LCSW - Medicare Clinical Social Worker in San Marcos, CA

Marguerite S Widener, LCSW is a medicare enrolled "Social Worker - Clinical" provider in San Marcos, California. She graduated from medical school in 1997 and has 27 years of diverse experience with area of expertise as Clinical Social Worker. Her current practice location is 1582 W San Marcos Blvd Ste 105, San Marcos, California. You can reach out to her office (for appointments etc.) via phone at (760) 522-0710.

Marguerite S Widener is licensed to practice in California (license number 73336) 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 1508959594.

Contact Information

Marguerite S Widener, LCSW
1582 W San Marcos Blvd Ste 105,
San Marcos, CA 92078
(760) 522-0710
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameMarguerite S Widener
GenderFemale
SpecialityClinical Social Worker
Experience27 Years
Location1582 W San Marcos Blvd Ste 105, San Marcos, 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:
  • Marguerite S Widener graduated from medical school in 1997
  NPI Data:
  • NPI Number: 1508959594
  • Provider Enumeration Date: 10/02/2006
  • Last Update Date: 08/02/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 6406954973
  • Enrollment ID: I20070606000589

Medical Identifiers

Medical identifiers for Marguerite S Widener such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508959594NPI-NPPES
6106520MedicaidNC

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
1041C0700XSocial Worker - Clinical C005467 (North Carolina)Secondary
1041C0700XSocial Worker - Clinical 73336 (California)Primary

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. Marguerite S Widener 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
Marguerite S Widener, LCSW
2558 Roosevelt St, Suite 304,
Carlsbad, CA 92008-1672

Ph: (760) 522-0710
Marguerite S Widener, LCSW
1582 W San Marcos Blvd Ste 105,
San Marcos, CA 92078

Ph: (760) 522-0710

Reviews and Comments


Social Worker in San Marcos, CA

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Phone: 760-736-6700    Fax: 760-736-6782
Mrs. Megan Aguirre, ACSW
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Phone: 760-977-8189    
Miss Melissa Ivonne Barsotti, LCSW
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Practice Location: 727 W San Marcos Blvd, Suite 112, San Marcos, CA 92078
Phone: 626-893-0480    Fax: 760-736-6780
Tamera Martino Fleck, LCSW
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Medicare: Not Enrolled in Medicare
Practice Location: 1244 San Elijo Rd N, San Marcos, CA 92078
Phone: 760-517-6257    Fax: 760-593-2699
Sharon Linda Massoth, LCSW
Clinical Social Worker
Medicare: Not Enrolled in Medicare
Practice Location: 340 Rancheros Dr, Ste 298, San Marcos, CA 92069
Phone: 760-752-4900    Fax: 760-752-4924

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.