Dr John C Guevara, MD - Medicare Anesthesiology in Portland, OR

Dr John C Guevara, MD is a medicare enrolled "Anesthesiology" physician in Portland, Oregon. He went to University Of California, Geffen School Of Medicine and graduated in 1987 and has 37 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Northwest Anesthesia Physicians Pc and his current practice location is 707 Sw Washington St, Suite 700, Portland, Oregon. You can reach out to his office (for appointments etc.) via phone at (503) 299-9906.

Dr John C Guevara is licensed to practice in Oregon (license number MD19181) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1649247420.

Contact Information

Dr John C Guevara, MD
707 Sw Washington St, Suite 700,
Portland, OR 97205-3536
(503) 299-9906
(503) 225-9002

Map and Direction




Physician's Profile

Full NameDr John C Guevara
GenderMale
SpecialityAnesthesiology
Experience37 Years
Location707 Sw Washington St, Portland, Oregon
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr John C Guevara attended and graduated from University Of California, Geffen School Of Medicine in 1987
  NPI Data:
  • NPI Number: 1649247420
  • Provider Enumeration Date: 03/01/2006
  • Last Update Date: 10/15/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 7113111501
  • Enrollment ID: I20101029000764

Medical Identifiers

Medical identifiers for Dr John C Guevara such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1649247420NPI-NPPES
050075274OtherORRR MEDICARE
8224073MedicaidWA
151146MedicaidOR

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology MD19181 (Oregon)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Sacred Heart Medical Center - RiverbendSpringfield, ORHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northwest Anesthesia Physicians Pc327442013875

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. Dr John C Guevara 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. Dr John C Guevara 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
Dr John C Guevara, MD
Po Box 35147, #1801,
Seattle, WA 98124-5147

Ph: (503) 299-9906
Dr John C Guevara, MD
707 Sw Washington St, Suite 700,
Portland, OR 97205-3536

Ph: (503) 299-9906

Reviews and Comments


Anesthesiology Doctors in Portland, OR

Dr. Frank E Palmrose, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 707 Sw Washington St, Ste 700, Portland, OR 97205
Phone: 503-299-9906    Fax: 503-225-9002
Dr. Thomas F Schrattenholzer, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 1130 Nw 22nd Ave Ste 345, Portland, OR 97210
Phone: 503-413-7513    Fax: 503-413-7503
Dr. Lee E. Dorfman, DO, MS
Anesthesiology
Medicare: Medicare Enrolled
Practice Location: 120 Nw 14th Ave, Suite 300, Portland, OR 97209
Phone: 503-299-9906    Fax: 503-225-9002
Grace Chien, M.D.
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 3710 Sw Us Veterans Hospital Rd, Portland, OR 97239
Phone: 503-220-8262    
Dr. Diane Miller, MD
Anesthesiology
Medicare: Not Enrolled in Medicare
Practice Location: 3710 Sw Us Veterans Hospital Rd, Portland Vamc, P3 Anes, Portland, OR 97239
Phone: 503-220-8262    Fax: 503-721-7859
Dr. Jeff Chen, MD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 3181 Sw Sam Jackson Park Rd, Portland, OR 97239
Phone: 503-494-4910    Fax: 503-494-8368
Dr. Jeffrey Philip Mako, M.D.
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 707 Sw Washington St, Suite 700, Portland, OR 97205
Phone: 503-299-9906    Fax: 503-225-9002

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.