Dexter Gregg, MD - Medicare Anesthesiology in Springfield, OR

Dexter Gregg, MD is a medicare enrolled "Anesthesiology" physician in Springfield, Oregon. His current practice location is 3333 Riverbend Dr, Springfield, Oregon. You can reach out to his office (for appointments etc.) via phone at (541) 222-7300.

Dexter Gregg is licensed to practice in Oregon (license number MD214818) 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 1215423835.

Contact Information

Dexter Gregg, MD
3333 Riverbend Dr,
Springfield, OR 97477-8800
(541) 222-7300
Not Available

Map and Direction




Physician's Profile

Full NameDexter Gregg
GenderMale
SpecialityAnesthesiology
Location3333 Riverbend Dr, Springfield, Oregon
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1215423835
  • Provider Enumeration Date: 07/06/2018
  • Last Update Date: 09/19/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 1557715190
  • Enrollment ID: I20230929002075

Medical Identifiers

Medical identifiers for Dexter Gregg such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215423835NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology MD214818 (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. Dexter Gregg allows following entities to bill medicare on his behalf.
Entity NameNorthwest Anesthesia Physicians Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770531196
PECOS PAC ID: 3274420138
Enrollment ID: O20040304000014

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. Dexter Gregg 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
Dexter Gregg, MD
Po Box 7247,
Springfield, OR 97475-0011

Ph: (541) 681-5124
Dexter Gregg, MD
3333 Riverbend Dr,
Springfield, OR 97477-8800

Ph: (541) 222-7300

Reviews and Comments


Anesthesiology Doctors in Springfield, OR

Albert R Cho, D.O.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3333 Riverbend Dr, Springfield, OR 97477
Phone: 541-686-7300    
Mark N Bodily, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 3333 Riverbend Dr, Springfield, OR 97477
Phone: 541-222-3154    
Ximeng Yang, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3333 Riverbend Dr, Springfield, OR 97477
Phone: 541-222-3154    Fax: 541-222-3359
Daniel R Hagengruber, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3333 Riverbend Dr, Springfield, OR 97477
Phone: 541-222-3154    
Brian P Jones, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3333 Riverbend Dr, Springfield, OR 97477
Phone: 541-222-3154    
Dorothy A Penaloza, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3333 Riverbend Drive, Springfield, OR 97477
Phone: 541-222-3154    Fax: 541-222-3359
Christopher B Hagen, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3333 Riverbend Drive, Springfield, OR 97477
Phone: 541-222-3154    Fax: 541-222-3359

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.