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JUSTINA GAMACHE M.D.
NPI 1457731325
Internal Medicine - Sleep Medicine in Seattle, WA

Active since June 04, 2015PECOS Enrolled
1660 S COLUMBIAN WAY, SEATTLE, WA 98108(253) 583-3221 Get Directions Write a Review

NPPES record last updated: May 24, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Justina Gamache M.d. NPPES

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

JUSTINA GAMACHE M.D. (NPI 1457731325) is an individual sleep medicine provider in Seattle, Washington, licensed in Washington (60834939) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1457731325
Entity TypeIndividualFemale
Primary Taxonomy207RS0012X
Provider Legal NameJUSTINA GAMACHECredential: M.D.
Location Address1660 S COLUMBIAN WAYSeattle, WA 98108-1532
Mailing Address1660 S Columbian WaySeattle, WA 98108-1532 · (253) 583-3221
Phone(253) 583-3221
Sole ProprietorNo
Enumeration DateJune 4, 2015
Last NPPES UpdateMay 24, 2024
NPPES CertifiedMay 24, 2024
✔ NPI 1457731325 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RS0012X
License✔ Licensed in WA · 60834939
Definition
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
1660 S COLUMBIAN WAY, Seattle, WA 98108
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Justina Gamache M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 98108 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
$143.76 typical visit price
range $63.67 – $189.37
Typical copayment $35.94 (range $15.91 – $47.34)
Most-billed visit code 99204
Established Patient
$111.00 typical visit price
range $21.12 – $155.00
Typical copayment $27.75 (range $5.28 – $38.75)
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.

DR. SARAH BASTAWROUS DO
Radiology (Diagnostic Radiology)
1660 S COLUMBIAN WAY, DIAGNOSTIC IMAGING, S-RAD-114
SEATTLE, WA 98108
King County (312) 450-5258
PATRICK PATTERSON LPN
Licensed Practical Nurse
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (800) 329-8387
DR. VICTORIA SZYDLOWSKI PHD
Psychologist
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (253) 583-1759
MR. DAVID EMERY HALL OTR/L
Occupational Therapist (Human Factors)
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 277-1593
MR. MICHAEL H. SHAW LICSW
Social Worker (Clinical)
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 277-1176
MS. CYNTHIA ANN ARROWOOD RN
Registered Nurse
1660 S COLUMBIAN WAY
SEATTLE, WA 98108
King County (206) 764-2542
DR. JULIE EMIKO TAKASUGI M.D.
Radiology (Diagnostic Radiology)
1660 S COLUMBIAN WAY, DEPT. RADIOLOGY S-113, PSVAHCS
SEATTLE, WA 98108
King County (206) 764-2444
MS. LAURA C HEARD RN, MS, CRRN-A
Clinical Nurse Specialist
1660 S COLUMBIAN WAY, #128
SEATTLE, WA 98108
King County (206) 277-3302

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 Justina Gamache's NPI number?

The NPI number for Justina Gamache is 1457731325. It was assigned to this individual provider in the NPPES registry on June 4, 2015.

Where is Justina Gamache located?

Justina Gamache practices at 1660 S Columbian Way, Seattle, WA 98108. The listed phone number is (253) 583-3221.

What is Justina Gamache's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Justina Gamache enrolled in Medicare?

Yes. Justina Gamache is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Justina Gamache was last updated on May 24, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.