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ARIELLE KLOSS MD
NPI 1427555416
Internal Medicine in Seattle, WA

Active since April 06, 2018PECOS EnrolledAccepts Medicare Assignment
850 REPUBLICAN ST, SEATTLE, WA 98109(206) 543-6806 Get Directions Write a Review

NPPES record last updated: July 9, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 9, 2021, Jun 14, 2018 (2 updates tracked since 2018).

About Arielle Kloss Md NPPES

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

ARIELLE KLOSS MD (NPI 1427555416) is an individual internal medicine provider in Seattle, Washington, licensed in New Mexico (MD2021-0514) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, is affiliated with Christus St Vincent Regional Medical Center, and is a graduate of University Of Washington School Of Medicine (2018).

NPPES Registry Identity

NPI1427555416
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameARIELLE KLOSSCredential: MD
Location Address850 REPUBLICAN STSeattle, WA 98109
Mailing Address7022 20th Ave NeSeattle, WA 98115-5708 · (206) 390-7029
Phone(206) 543-6806
Sole ProprietorNo
Medical School CMSUniversity Of Washington School Of MedicineGraduated 2018
Enumeration DateApril 6, 2018
Last NPPES UpdateJuly 9, 20212 updates tracked since enumeration
NPPES CertifiedJuly 9, 2021
✔ NPI 1427555416 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NM · MD2021-0514
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
850 REPUBLICAN ST, Seattle, WA 98109
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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 and accepts Medicare assignment

Arielle Kloss 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 ID3779839394
PECOS Enrollment IDI20211026003208
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 2

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
469 services190 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
144 services140 patients

Hospital Affiliations CMS Care Compare

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

Christus St Vincent Regional Medical Center

Acute Care Hospitals · Santa Fe, NM
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number320002
Location455 St Michael's DriveSanta Fe, NM 87505 · Santa Fe County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98109 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.

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
3 suppliers28 claims32 services$18.96 avg. paid by Medicare
Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466
DME-Other DME · category DE005N
3 suppliers13 claims13 services$884.65 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
3 suppliers26 claims30 services$101.95 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier11 claims11 services$22.21 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 18

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

MR. BRAD PRESTON MOORE
Anesthesiology
850 REPUBLICAN ST, BLDG C-4. BOX 358047. GRADUATE MEDICAL EDUCATION
SEATTLE, WA 98109
King County (206) 543-6806
JULIA ROSE RAMIREZ
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (206) 598-3300
OMER SIDDIQUI
Emergency Medicine
850 REPUBLICAN ST, BOX 358047
SEATTLE, WA 98109
King County (206) 744-3000
JESSICA OUDAKKER MD
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (720) 620-3631
FRIDA VELCANI MD, MBA
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (203) 400-0336
GEET PANDYA
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (425) 442-7481
KEENAE MARIKE TIERSMA MD
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST
SEATTLE, WA 98109
King County (206) 543-6806
RACHEL REZAEI MD
Student in an Organized Health Care Education/Training Program
850 REPUBLICAN ST, C-492 BOX 358047
SEATTLE, WA 98109
King County (206) 744-2556

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 Arielle Kloss's NPI number?

The NPI number for Arielle Kloss is 1427555416. It was assigned to this individual provider in the NPPES registry on April 6, 2018.

Where is Arielle Kloss located?

Arielle Kloss practices at 850 Republican St, Seattle, WA 98109. The listed phone number is (206) 543-6806.

What is Arielle Kloss's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Arielle Kloss enrolled in Medicare?

Yes. Arielle Kloss 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 Arielle Kloss affiliated with any hospitals?

According to CMS data, Arielle Kloss is affiliated with Christus St Vincent Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Arielle Kloss was last updated on July 9, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.