Alexandra Michelle Arenson, DO - Medicare Family Medicine in Walnut Creek, CA

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Alexandra Michelle Arenson, DO is a medicare enrolled "Family Medicine - Addiction Medicine" physician in Walnut Creek, California. Her current practice location is 710 S Broadway Ste 209, Walnut Creek, California. You can reach out to her office (for appointments etc.) via phone at (925) 295-4145.

Alexandra Michelle Arenson is licensed to practice in California (license number 20A17977) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1689170573.

Contact Information

Alexandra Michelle Arenson, DO
710 S Broadway Ste 209,
Walnut Creek, CA 94596-5219
(925) 295-4145
Not Available

Map and Direction




Physician's Profile

Full NameAlexandra Michelle Arenson
GenderFemale
SpecialityFamily Medicine - Addiction Medicine
Location710 S Broadway Ste 209, Walnut Creek, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1689170573
  • Provider Enumeration Date: 04/01/2018
  • Last Update Date: 08/31/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 8325414923
  • Enrollment ID: I20221024001144

Medical Identifiers

Medical identifiers for Alexandra Michelle Arenson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689170573NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207QA0401XFamily Medicine - Addiction Medicine 20A17977 (California)Primary

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. Alexandra Michelle Arenson allows following entities to bill medicare on her behalf.
Entity NamePermanente Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073606299
PECOS PAC ID: 8921910225
Enrollment ID: O20031104000710

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. Alexandra Michelle Arenson 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
Alexandra Michelle Arenson, DO
710 S Broadway Ste 209,
Walnut Creek, CA 94596-5219

Ph: () -		Alexandra Michelle Arenson, DO
710 S Broadway Ste 209,
Walnut Creek, CA 94596-5219

Ph: (925) 295-4145

Reviews and Comments


Family Medicine Doctors in Walnut Creek, CA

Dr. Jasleen Sohal, M.D.
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Dr. Deborah A Greer, M.D.
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Dr. Priti H Patel, M.D.
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Dr. Nazneen Uddin, M.D.
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Amrit Kaur Toor,
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Phone: 925-296-9000    
Dr. Timmothy O Merrigan, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 320 Lennon Ln, Walnut Creek, CA 94598
Phone: 924-906-2326    

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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