May S Fan, MD - Medicare Family Practice in Sisters, OR

May S Fan, MD is a medicare enrolled "Family Medicine" physician in Sisters, Oregon. She went to Un Of California, Irvine, College Of Medicine and graduated in 1987 and has 37 years of diverse experience with area of expertise as Family Practice. She is a member of the group practice Bend Memorial Clinic Pc and her current practice location is 231 E Cascade Ave, Sisters, Oregon. You can reach out to her office (for appointments etc.) via phone at (541) 382-4900.

May S Fan is licensed to practice in Oregon (license number MD16867) 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 1457462939.

Contact Information

May S Fan, MD
231 E Cascade Ave,
Sisters, OR 97759-1140
(541) 382-4900
(541) 549-9683

Map and Direction




Physician's Profile

Full NameMay S Fan
GenderFemale
SpecialityFamily Practice
Experience37 Years
Location231 E Cascade Ave, Sisters, Oregon
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:
  • May S Fan attended and graduated from Un Of California, Irvine, College Of Medicine in 1987
  NPI Data:
  • NPI Number: 1457462939
  • Provider Enumeration Date: 08/31/2006
  • Last Update Date: 01/22/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 5890699078
  • Enrollment ID: I20061228000045

Medical Identifiers

Medical identifiers for May S Fan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1457462939NPI-NPPES
012836MedicaidOR
P01187250OtherORMEDICARE RAILROAD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine MD16867 (Oregon)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Charles Home Health ServicesBend, ORHome health agency
St Charles HospiceBend, ORHospice
St Charles Medical Center - BendBend, ORHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Bend Memorial Clinic Pc7214936533201

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. May S Fan allows following entities to bill medicare on her behalf.
Entity NameBend Memorial Clinic Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699827477
PECOS PAC ID: 7214936533
Enrollment ID: O20061215000022

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. May S Fan 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
May S Fan, MD
Po Box 6048,
Bend, OR 97708-6048

Ph: (541) 317-4200
May S Fan, MD
231 E Cascade Ave,
Sisters, OR 97759-1140

Ph: (541) 382-4900

Reviews and Comments


Family Medicine Doctors in Sisters, OR

Dr. Soni L Andreini Poulsen, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 160 S Oak St # 133, Sisters, OR 97759
Phone: 617-204-3500    
Dr. Jeremy Rowe Kenison, D.O.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 630 N Arrowleaf Trl, Sisters, OR 97759
Phone: 541-549-1318    Fax: 541-588-6002
Dr. Kevin T. Miller, D.O.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 354 Adams, Sisters, OR 97759
Phone: 541-549-9606    Fax: 541-549-0593
Inger Johanne Lied, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 630 N Arrowleaf Trl, Sisters, OR 97759
Phone: 541-549-1318    Fax: 541-588-6002
Steven Orlan Greer, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 630 N Arrowleaf Trl, Sisters, OR 97759
Phone: 541-549-1318    Fax: 541-588-6002
Mark Sauerwein, MD
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 630 N Arrowleaf Trl, Sisters, OR 97759
Phone: 541-549-1318    

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.