DR. TAMARA RENEE SANDERSON DISSANAYAKE MD
NPI 1457771305
Family Medicine in Portland, OR

Active since April 18, 2014PECOS EnrolledAccepts Medicare Assignment
703 NE HANCOCK ST, PORTLAND, OR 97212(503) 230-9875(503) 331-3441 Get Directions Write a Review

NPPES record last updated: April 10, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 10, 2026, May 17, 2024, May 3, 2024 (3 updates tracked since 2024).

About Dr. Tamara Renee Sanderson Dissanayake Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. TAMARA RENEE SANDERSON DISSANAYAKE MD (NPI 1457771305) is an individual family medicine provider in Portland, Oregon, licensed in Oregon (MD175860) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS and is a graduate of Indiana University School Of Medicine (2014).

NPPES Registry Identity

NPI1457771305
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. TAMARA RENEE SANDERSON DISSANAYAKECredential: MD
Location Address703 NE HANCOCK STPortland, OR 97212-3955
Mailing Address211 Se Caruthers StPortland, OR 97214-4502 · (503) 224-1044 · Fax (971) 260-0355
Fax(503) 331-3441
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2014
Enumeration DateApril 18, 2014
Last NPPES UpdateApril 10, 20263 updates tracked since enumeration
NPPES CertifiedApril 10, 2026
NPI 1457771305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses Licensed in OR · MD175860 Licensed in WA · MD61333136
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
703 NE HANCOCK ST, Portland, OR 97212

Other Names 1

Professional Name (2)Dr. Tamara Renee Sanderson Md

Other Identifiers 1

Medicaid500672900OR

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Tamara Renee Sanderson Dissanayake Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID5193945806
PECOS Enrollment IDI20221216000697
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97212 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.51 typical visit price
range $58.99 – $176.88
Typical copayment $22.62 (range $14.74 – $44.22)
Most-billed visit code 99203
Established Patient
$103.51 typical visit price
range $19.32 – $144.79
Typical copayment $25.87 (range $4.83 – $36.19)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
703 NE HANCOCK ST
PORTLAND, OR 97212
Registered Nurse
703 NE HANCOCK ST
PORTLAND, OR 97212
Nurse Practitioner (Family)
703 NE HANCOCK ST
PORTLAND, OR 97212
Registered Nurse
703 NE HANCOCK ST
PORTLAND, OR 97212
Community Health Worker
703 NE HANCOCK ST
PORTLAND, OR 97212
Pharmacy Technician
703 NE HANCOCK ST
PORTLAND, OR 97212
Nurse Practitioner (Family)
703 NE HANCOCK ST
PORTLAND, OR 97212
Case Manager/Care Coordinator
703 NE HANCOCK ST
PORTLAND, OR 97212

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tamara Sanderson Dissanayake's NPI number?

The NPI number for Tamara Sanderson Dissanayake is 1457771305. It was assigned to this individual provider in the NPPES registry on April 18, 2014. The provider is also known as Dr. Tamara Renee Sanderson MD.

Where is Tamara Sanderson Dissanayake located?

Tamara Sanderson Dissanayake practices at 703 NE Hancock St, Portland, OR 97212. The listed phone number is (503) 230-9875.

What is Tamara Sanderson Dissanayake's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Tamara Sanderson Dissanayake enrolled in Medicare?

Yes. Tamara Sanderson Dissanayake is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Tamara Sanderson Dissanayake accept?

Health plans from BridgeSpan Health Company, Moda Health Plan, Inc. and Regence BlueCross BlueShield of Oregon list Tamara Sanderson Dissanayake as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Tamara Sanderson Dissanayake was last updated on April 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.