Dr Alan Howard Margolin, MD - Medicare Internal Medicine in Larkspur, CA

Dr Alan Howard Margolin, MD is a medicare enrolled "Internal Medicine" physician in Larkspur, California. His current practice location is 17 E Sir Francis Drake Blvd Ste 100, Larkspur, California. You can reach out to his office (for appointments etc.) via phone at (415) 927-2273.

Dr Alan Howard Margolin is licensed to practice in California (license number G12043) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1861401119.

Contact Information

Dr Alan Howard Margolin, MD
17 E Sir Francis Drake Blvd Ste 100,
Larkspur, CA 94939-1708
(415) 927-2273
(415) 927-1369

Map and Direction




Physician's Profile

Full NameDr Alan Howard Margolin
GenderMale
SpecialityInternal Medicine
Location17 E Sir Francis Drake Blvd Ste 100, Larkspur, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1861401119
  • Provider Enumeration Date: 08/05/2006
  • Last Update Date: 03/11/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 4789583311
  • Enrollment ID: I20040102000672

Medical Identifiers

Medical identifiers for Dr Alan Howard Margolin such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861401119NPI-NPPES
G12043OtherCAPIN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine G12043 (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. Dr Alan Howard Margolin allows following entities to bill medicare on his behalf.
Entity NameBy The Bay Health
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255381547
PECOS PAC ID: 4587638325
Enrollment ID: O20100615000148

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 Alan Howard Margolin 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 Alan Howard Margolin, MD
17 E Sir Francis Drake Blvd Ste 100,
Larkspur, CA 94939-1708

Ph: (415) 927-2273
Dr Alan Howard Margolin, MD
17 E Sir Francis Drake Blvd Ste 100,
Larkspur, CA 94939-1708

Ph: (415) 927-2273

Reviews and Comments


Internal Medicine Doctors in Larkspur, CA

Dr. Sujoya Dey, MD
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 2 Bon Air Rd, Suite 100, Larkspur, CA 94939
Phone: 415-927-0666    Fax: 415-927-6168
Dr. John Eugene Conte Jr., M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 5 Bon Air Rd, Larkspur, CA 94939
Phone: 415-924-1339    Fax: 415-924-1351
Dr. Mark P. Wexman, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 2 Bon Air Rd, Larkspur, CA 94939
Phone: 415-927-0666    Fax: 415-927-6159
Dr. Arundathi Shenoy Malladi, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 2 Bon Air Rd., #150, Larkspur, CA 94939
Phone: 415-464-9604    Fax: 415-464-0171
Dr. Margaret L. Baer, M.D.
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2 Bon Air Rd, #100, Larkspur, CA 94939
Phone: 415-927-0666    Fax: 415-927-6168
Dr. Ines Sherifi, M.D.
Internal Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 2 Bon Air Rd, Larkspur, CA 94939
Phone: 415-927-0666    Fax: 415-927-6168
Willie Tang, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1100 Larkspur Landing Cir Ste 10, Larkspur, CA 94939
Phone: 415-924-1214    

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.