Timothy W Stewart, MD - Medicare Obstetrics & Gynecology in Hillsboro, OR

Timothy W Stewart, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Hillsboro, Oregon. His current practice location is 364 Se 8th Ave Ste 205, Hillsboro, Oregon. You can reach out to his office (for appointments etc.) via phone at (503) 681-4145.

Timothy W Stewart is licensed to practice in Oregon (license number MD14489) 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 1669455952.

Contact Information

Timothy W Stewart, MD
364 Se 8th Ave Ste 205,
Hillsboro, OR 97123-4249
(503) 681-4145
(503) 681-4146

Map and Direction




Physician's Profile

Full NameTimothy W Stewart
GenderMale
SpecialityObstetrics & Gynecology
Location364 Se 8th Ave Ste 205, Hillsboro, Oregon
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1669455952
  • Provider Enumeration Date: 11/21/2005
  • Last Update Date: 05/14/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7719170745
  • Enrollment ID: I20101021001130

Medical Identifiers

Medical identifiers for Timothy W Stewart such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669455952NPI-NPPES
R106585OtherORMEDICARE PTAN
213660MedicaidOR

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology MD14489 (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. Timothy W Stewart allows following entities to bill medicare on his behalf.
Entity NameNorthwest Medical Foundation Of Tillamook
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871575225
PECOS PAC ID: 5092619569
Enrollment ID: O20031208000676
Entity NameSilverton Health
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669424354
PECOS PAC ID: 8921901877
Enrollment ID: O20040129000172
Entity NameSaint Alphonsus Medical Center- Ontario Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093034159
PECOS PAC ID: 1456488899
Enrollment ID: O20100713000593
Entity NameTuality Medical Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073929782
PECOS PAC ID: 7416173414
Enrollment ID: O20140729000238

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. Timothy W Stewart 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
Timothy W Stewart, MD
12215 Nw Laidlaw Rd,
Portland, OR 97229-2562

Ph: (503) 804-5845
Timothy W Stewart, MD
364 Se 8th Ave Ste 205,
Hillsboro, OR 97123-4249

Ph: (503) 681-4145

Reviews and Comments


Obstetrics & Gynecology Doctors in Hillsboro, OR

Gregory William Mallek, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 364 Se 8th Ave, Suite 205, Hillsboro, OR 97123
Phone: 503-681-4145    
Dr. Katherine Ann Brown, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1575 Ne Arrington Rd, Hillsboro, OR 97124
Phone: 503-693-0113    Fax: 503-681-4773
Christine Marie Corbin, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 4660 Ne Belknap Ct, Suite 109, Hillsboro, OR 97124
Phone: 503-693-1944    Fax: 503-693-1941
Sarah Rose Jordan, M.D.
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 5880 Ne Cornell Rd, Suite C, Hillsboro, OR 97124
Phone: 971-228-8097    Fax: 503-681-4146
Molly Renee Wilson-smith, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 7431 Ne Evergreen Pkwy Ste 100, Hillsboro, OR 97124
Phone: 503-840-3400    Fax: 503-840-3409
Julie Ann Olds, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 364 Se 8th Ave, Suite 205, Hillsboro, OR 97123
Phone: 503-681-1690    Fax: 503-681-1608
Dr. Kathleen Casey Dalke, MD
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2875 Nw Stucki Ave, Hillsboro, OR 97124
Phone: 971-310-3510    Fax: 971-310-3161

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.