Dr Margaret Anne Eagan, MD - Medicare Internal Medicine in San Francisco, CA

Dr Margaret Anne Eagan, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in San Francisco, California. Her current practice location is 201 California St Ste 1300, San Francisco, California. You can reach out to her office (for appointments etc.) via phone at (844) 847-8216.

Dr Margaret Anne Eagan is licensed to practice in Colorado (license number 33365) 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 1386639656.

Contact Information

Dr Margaret Anne Eagan, MD
201 California St Ste 1300,
San Francisco, CA 94111-5015
(844) 847-8216
Not Available

Map and Direction




Physician's Profile

Full NameDr Margaret Anne Eagan
GenderFemale
SpecialityInternal Medicine - Endocrinology, Diabetes & Metabolism
Location201 California St Ste 1300, San Francisco, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1386639656
  • Provider Enumeration Date: 09/13/2005
  • Last Update Date: 03/23/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 4688634835
  • Enrollment ID: I20041013000293

Medical Identifiers

Medical identifiers for Dr Margaret Anne Eagan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386639656NPI-NPPES
67705821MedicaidCO

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 33365 (Colorado)Secondary
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism 33365 (Colorado)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 Margaret Anne Eagan allows following entities to bill medicare on her behalf.
Entity NameVirta Medical Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093225138
PECOS PAC ID: 1355770157
Enrollment ID: O20220322001609

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 Margaret Anne Eagan 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 Margaret Anne Eagan, MD
221 E Oak St Unit D,
Fort Collins, CO 80524-3969

Ph: () -
Dr Margaret Anne Eagan, MD
201 California St Ste 1300,
San Francisco, CA 94111-5015

Ph: (844) 847-8216

Reviews and Comments


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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.

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