NPPES file of Aug 9, 2026

Katherine Skarlis, RD

Registered Dietitian · Avondale, AZ

Katherine Skarlis, RD is a registered dietitian with a practice address in Avondale, Arizona, and NPI 1265396055, issued on Dec 15, 2025. Check the license (Arizona 86404092, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265396055
Name
Katherine Skarlis
Credential
RD
Primary taxonomy
Registered Dietitian 133V00000X
License number
86404092 AZ
Self-reported in NPPES; status is on the state search
Practice location
10825 W Mcdowell RD Ste 220, Avondale, AZ 85392
Phone
(623) 399-6825
Enumerated
Dec 15, 2025
Record last updated
Dec 15, 2025
Fax
(623) 505-3474
Medicare enrollment
Enrolled (PECOS I20251231004080); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest registered dietitian records → All 1,435 in Arizona → Look up another NPI →

Also registered at 10825 W Mcdowell RD Ste 220

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jenna Ostrom, RDRegistered Dietitian1801620307
  2. Mia Tomasula, RDRegistered Dietitian1508626292

Verify Katherine Skarlis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 86404092    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. AM Nutrition ServicesAvondale, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Skarlis among 1,435 registered dietitian records in Arizona

Katherine Skarlis, RD is one of 1,435 registered dietitian records with a practice address in Arizona. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 89% of them.

  • NPI issued2025 · 89% of these records are older, 4% newer
  • In a Medicare fileYes · 15% of these records are
  • In the CMS Doctors and Clinicians fileYes · 18% of these records are
  • Graduated2025 · median 2018 among the 257 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 133V00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

17 registered dietitian records list a practice address in Avondale

They are 17 of the 1,517 NPPES records with a practice address in Avondale, and 1,435 registered dietitian records in Arizona.

All 1,435 in Arizona → Every provider in Avondale → Registered Dietitian nationwide →

The 8 registered dietitian records with the nearest ZIP codes

  1. Jacob Brown, RDAvondale, AZ 853921972073856
  2. Krupa Chackalackal, RDAvondale, AZ 853921154993533
  3. Amy Ganyukov, RDAvondale, AZ 853921821620683
  4. Diane Gardner, RDNAvondale, AZ 853921790255024
  5. Hannah Lacey, RDAvondale, AZ 853921508451733
  6. Carina Liddicoat, RDAvondale, AZ 853921699426379
  7. Kelly McCormick, RDAvondale, AZ 853921801431259
  8. Haley Mollhagen, RDAvondale, AZ 853921144703364

Common questions

What is Katherine Skarlis, RD's NPI number?

Katherine Skarlis, RD's National Provider Identifier (NPI) is 1265396055, issued on Dec 15, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Skarlis, RD located?

The NPPES record lists a practice address at 10825 W Mcdowell RD Ste 220, Avondale, AZ, 85392. Phone: (623) 399-6825. Providers update this record themselves, so call before visiting.

How can I verify Katherine Skarlis, RD's license?

NPPES lists Arizona license number 86404092, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.