Sarah Lynn Welsh, DO - Medicare Emergency Medicine in Hayward, CA

Sarah Lynn Welsh, DO is a medicare enrolled "Emergency Medicine" physician in Hayward, California. Her current practice location is 27200 Calaroga Ave, Hayward, California. You can reach out to her office (for appointments etc.) via phone at (510) 264-4026.

Sarah Lynn Welsh is licensed to practice in California (license number 20A9608) 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 1174541866.

Contact Information

Sarah Lynn Welsh, DO
27200 Calaroga Ave,
Hayward, CA 94545-4339
(510) 264-4026
Not Available

Map and Direction




Physician's Profile

Full NameSarah Lynn Welsh
GenderFemale
SpecialityEmergency Medicine
Location27200 Calaroga Ave, Hayward, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1174541866
  • Provider Enumeration Date: 07/18/2006
  • Last Update Date: 12/10/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 0941203509
  • Enrollment ID: I20090324000008

Medical Identifiers

Medical identifiers for Sarah Lynn Welsh such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1174541866NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 20A9608 (California)Primary
207P00000XEmergency Medicine DO1396 (Nevada)Secondary

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. Sarah Lynn Welsh allows following entities to bill medicare on her behalf.
Entity NameBrown Calvanese Cameron Ltd
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275568479
PECOS PAC ID: 3577468347
Enrollment ID: O20050713000585

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. Sarah Lynn Welsh 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
Sarah Lynn Welsh, DO
848 Bell St,
Reno, NV 89503-3646

Ph: (312) 203-0293
Sarah Lynn Welsh, DO
27200 Calaroga Ave,
Hayward, CA 94545-4339

Ph: (510) 264-4026

Reviews and Comments


Emergency Medicine Doctors in Hayward, CA

Dr. Aaron Pessl, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 27400 Hesperian Blvd, Hayward, CA 94545
Phone: 510-784-4525    
Rameshchandra Naranbhai Patel, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 27400 Hesperian Blvd, Hayward, CA 94545
Phone: 510-784-4000    
Dr. Shao-i Huang, D.O.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 27200 Calaroga Ave, Hayward, CA 94545
Phone: 510-264-4000    
Dr. Christopher Wan, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 27400 Hesperian Blvd, Kaiser Hayward Emergency Dept., Hayward, CA 94545
Phone: 510-784-4521    
Charles Getz, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 27400 Hesperian Blvd, Hayward, CA 94545
Phone: 510-784-4000    
Eric Anderson, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 27400 Hesperian Blvd, Hayward, CA 94545
Phone: 510-784-4000    

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.