Karen Jeanne O'neill, DO - Medicare Emergency Medicine in Gresham, OR

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Karen Jeanne O'neill, DO is a medicare enrolled "Emergency Medicine" physician in Gresham, Oregon. Her current practice location is 24800 Se Stark St, Gresham, Oregon. You can reach out to her office (for appointments etc.) via phone at (503) 674-1400.

Karen Jeanne O'neill is licensed to practice in Oregon (license number DO23147) 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 1003836230.

Contact Information

Karen Jeanne O'neill, DO
24800 Se Stark St,
Gresham, OR 97030-3378
(503) 674-1400
Not Available

Map and Direction




Physician's Profile

Full NameKaren Jeanne O'neill
GenderFemale
SpecialityEmergency Medicine
Location24800 Se Stark St, Gresham, Oregon
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1003836230
  • Provider Enumeration Date: 07/20/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 6901881820
  • Enrollment ID: I20040623000807

Medical Identifiers

Medical identifiers for Karen Jeanne O'neill such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1003836230NPI-NPPES
287408MedicaidOR

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine DO23147 (Oregon)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. Karen Jeanne O'neill allows following entities to bill medicare on her behalf.
Entity NameProvidence Health & Services Oregon
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053862714
PECOS PAC ID: 7315856010
Enrollment ID: O20040304001330

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. Karen Jeanne O'neill 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
Karen Jeanne O'neill, DO
6312 Sw Capitol Hwy # 502,
Portland, OR 97239-1938

Ph: (503) 464-9034		Karen Jeanne O'neill, DO
24800 Se Stark St,
Gresham, OR 97030-3378

Ph: (503) 674-1400

Reviews and Comments


Emergency Medicine Doctors in Gresham, OR

Dr. Kelly Leaf, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 24800 Se Stark St, Emergency Department, Gresham, OR 97030
Phone: 503-674-1122    
Nigel M Longland, DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 24800 Se Stark St, Gresham, OR 97030
Phone: 503-674-1400    
Fredrick R Bradshaw, DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 24800 Se Stark St, Gresham, OR 97030
Phone: 503-674-1400    
Daniel R Berger,
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 24800 Se Stark St, Gresham, OR 97030
Phone: 503-674-1122    
Crystal Weis, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 24800 Se Stark St, Gresham, OR 97030
Phone: 503-674-1122    
Anthony A Ferroggiaro, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2850 Se Powell Valley Rd, Gresham, OR 97080
Phone: 503-666-5050    

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.