STEFANO JOHNSON MD
NPI 1689150401
Radiology - Diagnostic Radiology in Federal Way, WA

Active since July 15, 2018PECOS EnrolledAccepts Medicare Assignment
533 S 336TH ST STE C, FEDERAL WAY, WA 98003(253) 661-1700 Get Directions Write a Review

NPPES record last updated: January 19, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 19, 2026, Jun 20, 2023, Jul 15, 2018 (3 updates tracked since 2018).

About Stefano Johnson Md NPPES

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

STEFANO JOHNSON MD (NPI 1689150401) is an individual diagnostic radiology provider in Federal Way, Washington, licensed in California (A185070) and active in the NPI registry since July 2018. He is enrolled in Medicare PECOS, is affiliated with Multicare Auburn Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1689150401
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameSTEFANO JOHNSONCredential: MD
Location Address533 S 336TH ST STE CFederal Way, WA 98003-6329
Mailing AddressPo Box 26730Federal Way, WA 98093-3730 · (253) 661-1700
Sole ProprietorNo
Medical School CMSWarren Alpert Medical School Of Brown UniversityGraduated 2018
Enumeration DateJuly 15, 2018
Last NPPES UpdateJanuary 19, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 19, 2026
NPI 1689150401 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License Licensed in CA · A185070
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedInternal MedicineTaxonomy 207R00000X · License LP04446 (RI)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License MDRE.ML.60960928 (WA)
533 S 336TH ST STE C, Federal Way, WA 98003

Secondary Practice Locations 2

Location 1925 Seneca St., Mail Sop: H8-GMESeattle, WA 98101 · Phone (206) 583-6079
Location 2505 Parnassus Ave # M-391San Francisco, CA 94143-2204 · Phone (415) 476-1000

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

Stefano Johnson 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 ID7416282850
PECOS Enrollment IDI20240724002773
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.

Areas of Expertise CMS Part B claims 14

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
75 services67 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
74 services74 patients
Ct scan of abdomen and pelvis with contrast 74177
A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.
48 services47 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
32 services31 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
32 services32 patients
Complete ultrasound scan behind abdominal cavity 76770
A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.
22 services22 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Multicare Auburn Medical Center

Acute Care Hospitals · Auburn, WA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500015
Location202 North Division Street Plaza OneAuburn, WA 98001 · King County
Emergency services Birthing friendly

Valley Medical Center

Acute Care Hospitals · Renton, WA
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number500088
Location400 S 43rd StRenton, WA 98055 · King County
Emergency services Birthing friendly

Tacoma General Allenmore Hospital

Acute Care Hospitals · Tacoma, WA
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500129
Location315 S Mlk Jr WayTacoma, WA 98405 · Pierce County
Emergency services Birthing friendly

Multicare Covington Medical Center

Acute Care Hospitals · Covington, WA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number500154
Location17700 SE 272nd StCovington, WA 98042 · King County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98003 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
$97.43 typical visit price
range $63.67 – $189.37
Typical copayment $24.35 (range $15.91 – $47.34)
Most-billed visit code 99203
Established Patient
$78.74 typical visit price
range $21.12 – $155.00
Typical copayment $19.68 (range $5.28 – $38.75)
Most-billed visit code 99213
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 12

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

Radiology (Diagnostic Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003
Radiology (Diagnostic Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003
Radiology (Diagnostic Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003
Radiology (Diagnostic Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003
Radiology (Vascular & Interventional Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003
Radiology (Diagnostic Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003
Radiology (Diagnostic Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003
Radiology (Diagnostic Radiology)
533 S 336TH ST STE C
FEDERAL WAY, WA 98003

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 Stefano Johnson's NPI number?

The NPI number for Stefano Johnson is 1689150401. It was assigned to this individual provider in the NPPES registry on July 15, 2018.

Where is Stefano Johnson located?

Stefano Johnson practices at 533 S 336th St Ste C, Federal Way, WA 98003. The listed phone number is (253) 661-1700.

What is Stefano Johnson's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Stefano Johnson enrolled in Medicare?

Yes. Stefano Johnson 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.

Is Stefano Johnson affiliated with any hospitals?

According to CMS data, Stefano Johnson is affiliated with Multicare Auburn Medical Center, Valley Medical Center, Tacoma General Allenmore Hospital and Multicare Covington Medical Center.

When was this NPI record last updated?

The NPPES record for Stefano Johnson was last updated on January 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.