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ASHLEY B JOHNSON MD
NPI 1841360294
Emergency Medicine in Seattle, WA

Active since November 09, 2006PECOS EnrolledAccepts Medicare Assignment
201 16TH AVE E, SEATTLE, WA 98112(206) 326-3000(877) 515-2975 Get Directions Write a Review

NPPES record last updated: March 19, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 19, 2025, Mar 17, 2018, Dec 19, 2017 (3 updates tracked since 2017).

About Ashley B Johnson Md NPPES

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

ASHLEY B JOHNSON MD (NPI 1841360294) is an individual emergency medicine provider in Seattle, Washington, licensed in Washington (MD60012956) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Providence Regional Medical Center Everett, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1841360294
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameASHLEY B JOHNSONCredential: MD
Location Address201 16TH AVE ESeattle, WA 98112-5226
Mailing Address201 16th Ave ESeattle, WA 98112-5226 · (206) 326-3000 · Fax (877) 515-2975
Phone(206) 326-3000
Fax(877) 515-2975
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2002
Enumeration DateNovember 9, 2006
Last NPPES UpdateMarch 19, 20253 updates tracked since enumeration
NPPES CertifiedMarch 19, 2025
✔ NPI 1841360294 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in WA · MD60012956✔ Licensed in NY · 232511
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
201 16TH AVE E, Seattle, WA 98112
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11321 Colby AveEverett, WA 98201-1665 · Phone (425) 261-2000
Location 2NSUH-Dept of Emergency Medicine, 300 Community DriveManhasset, NY 11030 · Phone (516) 562-3090

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Premera Blue Cross Blue Shield of Alaska.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

Ashley B 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 ID5193761856
PECOS Enrollment IDI20080821000619
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 4

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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
110 services110 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
105 services104 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
19 services19 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
16 services16 patients

Hospital Affiliations CMS Care Compare

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

Providence Regional Medical Center Everett

Acute Care Hospitals · Everett, WA
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number500014
Location1321 Colby AvenueEverett, WA 98201 · Snohomish County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98112 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
$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. MICHAEL DONG CHO M.D.
Internal Medicine (Rheumatology)
201 16TH AVE E
SEATTLE, WA 98112
King County (206) 326-3000
MRS. MELAINE MENDOZA ROMAN OTRP, OTR/L
Occupational Therapist
201 16TH AVE E
SEATTLE, WA 98112
King County (206) 326-4545
NHI LUAN TAN
Student in an Organized Health Care Education/Training Program
201 16TH AVE E
SEATTLE, WA 98112
King County (206) 326-3000
GROUP HEALTH COOPERATIVE
Clinic/Center (Ambulatory Surgical)
201 16TH AVE E, SUITE CMB-2
SEATTLE, WA 98112
King County (206) 326-2107
JOYCE KRISTINE AQUINO
Registered Nurse (Home Health)
201 16TH AVE E
SEATTLE, WA 98112
King County (206) 326-4545
KIMBERLY DAWN GRASSMAN
Home Health Aide
201 16TH AVE E
SEATTLE, WA 98112
King County (206) 635-1668
GARRETT KOBAYASHI PHARMD
Pharmacist
201 16TH AVE E
SEATTLE, WA 98112
King County (206) 326-2880
TAYLAR GALLUP OTR/L
Occupational Therapist
201 16TH AVE E
SEATTLE, WA 98112
King County (877) 751-2446

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 Ashley Johnson's NPI number?

The NPI number for Ashley Johnson is 1841360294. It was assigned to this individual provider in the NPPES registry on November 9, 2006.

Where is Ashley Johnson located?

Ashley Johnson practices at 201 16th Ave E, Seattle, WA 98112. The listed phone number is (206) 326-3000.

What is Ashley Johnson's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Ashley Johnson enrolled in Medicare?

Yes. Ashley 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.

What insurance does Ashley Johnson accept?

Health plans from Premera Blue Cross Blue Shield of Alaska list Ashley Johnson 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.

Is Ashley Johnson affiliated with any hospitals?

According to CMS data, Ashley Johnson is affiliated with Providence Regional Medical Center Everett.

When was this NPI record last updated?

The NPPES record for Ashley Johnson was last updated on March 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.