Registry data as of Aug 27, 2026

Kathleen Bilak, PA-C

Physician Assistant · Glendale, AZ

Kathleen Bilak, PA-C is a physician assistant with a practice address in Glendale, Arizona, and NPI 1215052345, issued on Mar 20, 2007. Check the license with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1215052345
Name
Kathleen Bilak
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
6525 W Sack Dr Ste 105, Glendale, AZ 85308
Phone
(602) 274-4484
Enumerated
Mar 20, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 6525 W Sack Dr Ste 105

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

  1. Craig Hullett, M.D.Radiation Oncology Physician1366887523
  2. Irene Taw, MDRadiological Physics Physician1891760294

Verify Kathleen Bilak in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck 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.

63% more Medicare Part D claims than the average physician assistant in 2024

1,354 Medicare Part D claims for 130 beneficiaries, against an average of 832 among the 95,030 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Kathleen Bilak1,354
  2. Specialty average832

Most prescribed

  1. Gabapentin55 claims
  2. Atorvastatin Calcium54 claims
  3. Lisinopril51 claims
  4. Levothyroxine Sodium50 claims
  5. Pantoprazole Sodium40 claims
  6. Amlodipine Besylate38 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's Medicare quality score for 2023: 88.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%32.7
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

162 physician assistant records list a Glendale practice address

They are 162 of the 5,447 NPPES records with a Glendale practice address, and 3,428 physician assistant records in Arizona.

Other physician assistant records in Arizona

  1. Lindsey Abajian, PA-CPhoenix, AZ1306125620
  2. Allison Abbey, PA-CCottonwood, AZ1871257246
  3. Carley Abbott, PA-CChandler, AZ1649959792
  4. Delmas Abbott, PA-CPrescott, AZ1437452836
  5. Sarah Abbott, PAPhoenix, AZ1609969666
  6. Kristen Abel, PA-CMesa, AZ1346037181
  7. Abigail Abellana, PA-CScottsdale, AZ1629931670
  8. Heidi Abersfeller, PA CCasa Grande, AZ1356379754
  9. Collin Abitz, PAGlendale, AZ1376342386
  10. Colleen AbramsChandler, AZ1407285448

Common questions

What is Kathleen Bilak, PA-C's NPI number?

Kathleen Bilak, PA-C's National Provider Identifier (NPI) is 1215052345, issued on Mar 20, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Bilak, PA-C located?

The NPPES record lists a practice address at 6525 W Sack Dr Ste 105, Glendale, AZ, 85308. Phone: (602) 274-4484. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Bilak, PA-C's license?

Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Kathleen Bilak, PA-C prescribe under Medicare Part D?

In 2024, Kathleen Bilak, PA-C had 1,354 Medicare Part D claims for 130 beneficiaries; the average among physician assistant prescribers was 832. Part D covers Medicare prescriptions only.

What is Kathleen Bilak, PA-C's Medicare quality score?

The 2023 MIPS final score is 88.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.