Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARIA RACHEL WINTON MD
NPI 1417536848
Internal Medicine - Rheumatology in Spokane, WA

Q: What is Maria Winton's NPI number?

The NPI number for Maria Winton is 1417536848. It was assigned to this individual provider in the NPPES registry on April 4, 2021. The provider is also known as Maria Rachel Zilberman.

Q: What is Maria Winton's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Q: When was this NPI record last updated?

The NPPES record for Maria Winton was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 days 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.

Active since April 04, 2021PECOS Enrolled

105 W 8TH AVE STE 7010, SPOKANE, WA 99204(509) 474-7117 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 21, 2026, Apr 4, 2021 (2 updates tracked since 2021).

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About Maria Rachel Winton Md NPPES

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

MARIA RACHEL WINTON MD (NPI 1417536848) is an individual rheumatology provider in Spokane, Washington, licensed in Washington (MD.MD.70074321) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417536848

Entity TypeIndividualFemale

Primary Taxonomy207RR0500X

Provider Legal NameMARIA RACHEL WINTONCredential: MD

Location Address105 W 8TH AVE STE 7010Spokane, WA 99204-2312

Mailing AddressPo Box 31001-4114Pasadena, CA 91110-4114

Phone(509) 474-7117

Sole ProprietorNo

Enumeration DateApril 4, 2021

Last NPPES UpdateAugust 21, 20262 updates tracked since enumeration

NPPES CertifiedAugust 21, 2026

✔ NPI 1417536848 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in WA · MD.MD.70074321

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

105 W 8TH AVE STE 7010, Spokane, WA 99204

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Other Names 1

Former Name (1)Maria Rachel Zilberman

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maria Rachel Winton Md 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 99204 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

$130.99 typical visit price

range $57.27 – $172.80

Typical copayment $32.74 (range $14.31 – $43.20)

Most-billed visit code 99204

Established Patient

$100.78 typical visit price

range $18.56 – $141.11

Typical copayment $25.19 (range $4.64 – $35.27)

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 2

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

1 supplier12 claims12 services$21.30 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

1 supplier12 claims12 services$119.41 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.

KATHRYN E SANDER ARNP

Nurse Practitioner