DR. NATALY I VADASZ-CHATES MD
NPI 1689084428
Hospitalist in Glendale, AZ

Q: What is Nataly Vadasz-chates's NPI number?

The NPI number for Nataly Vadasz-chates is 1689084428. It was assigned to this individual provider in the NPPES registry on May 1, 2014. The provider is also known as Nataly I Vadasz MD.

Q: What is Nataly Vadasz-chates's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Active since May 01, 2014PECOS EnrolledAccepts Medicare Assignment

5620 W THUNDERBIRD RD STE B3, GLENDALE, AZ 85306(602) 206-6262(602) 235-0296 Get Directions Write a Review

NPPES record last updated: August 11, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 11, 2025, Jul 8, 2024, Jul 20, 2023 and 3 more (6 updates tracked since 2017).

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About Dr. Nataly I Vadasz-chates Md NPPES

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

DR. NATALY I VADASZ-CHATES MD (NPI 1689084428) is an individual hospitalist provider in Glendale, Arizona, licensed in Arizona (53521) and active in the NPI registry since May 2014. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of University Of Arizona College Of Medicine (2014).

NPPES Registry Identity

NPI1689084428

Entity TypeIndividualFemale

Primary Taxonomy208M00000X

Provider Legal NameDR. NATALY I VADASZ-CHATESCredential: MD

Location Address5620 W THUNDERBIRD RD STE B3Glendale, AZ 85306-4638

Mailing Address5620 W Thunderbird Rd Ste B3Glendale, AZ 85306-4638 · (602) 206-6262 · Fax (602) 235-0296

Phone(602) 206-6262

Fax(602) 235-0296

Sole ProprietorNo

Medical School CMSUniversity Of Arizona College Of MedicineGraduated 2014

Enumeration DateMay 1, 2014

Last NPPES UpdateAugust 11, 20256 updates tracked since enumeration

NPPES CertifiedAugust 11, 2025

✔ NPI 1689084428 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians

Taxonomy Code208M00000X

License✔ Licensed in AZ · 53521

Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedPediatricsTaxonomy 208000000X · License 53521 (AZ)

Also ListedPediatrics · Sleep MedicineTaxonomy 2080S0012X · License 53521 (AZ)

5620 W THUNDERBIRD RD STE B3, Glendale, AZ 85306

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Other Names 1

Former Name (1)Nataly I Vadasz Md

Secondary Practice Locations 2

Location 19003 E Shea BlvdScottsdale, AZ 85260-6709 · Phone (480) 323-3000

Location 21919 E Thomas RdPhoenix, AZ 85016-7710 · Phone (602) 933-1000

Other Identifiers 1

Medicaid288657AZ

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Nataly I Vadasz-chates 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 ID3375808603

PECOS Enrollment IDI20180607000722

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.

Medicare Billing Reassignments

Medicare enrollment records show Nataly Vadasz-chates reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sarah Patel MD PC

Same address

Sleep Medicine

5620 W THUNDERBIRD RD STE B3
Glendale, AZ 85306

Reassigned Medicare billing, Arizona enrollment
4 clinicians in this Medicare group

NPI 1609423987 (602) 206-6262

Phoenix Children's Medical Group

4.1 mi

Multi-Specialty

20325 N 51ST AVE, STE 116
Glendale, AZ 85308

Reassigned Medicare billing, Arizona enrollment
Medicare enrollment name: Phoenix Children's Hospital
1,416 clinicians in this Medicare group

NPI 1679703441 (602) 933-0003

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

47 services41 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

29 services29 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85306 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

$127.71 typical visit price

range $55.44 – $168.60

Typical copayment $31.92 (range $13.86 – $42.15)

Most-billed visit code 99204

Established Patient

$98.00 typical visit price

range $17.72 – $137.41

Typical copayment $24.50 (range $4.43 – $34.35)

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 7

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

SINA INC

Psychiatry & Neurology (Vascular Neurology)