Colleen Joyce Volz, PA-C
Physician Assistant · Oak Lawn, IL
Colleen Joyce Volz, PA-C is a physician assistant with a practice address in Oak Lawn, Illinois, and NPI 1942537915, issued on Nov 11, 2009. Check the license (Illinois 085-003640, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Colleen Joyce Volz
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 085-003640 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4400 W 95TH St, Oak Lawn, IL 60453
- Phone
- (708) 346-4055
- Enumerated
- Nov 11, 2009
- Record last updated
- Feb 13, 2025
- Medicare enrollment
- Enrolled (PECOS I20100612000057); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 4400 W 95TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Colleen Joyce Volz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 085-003640Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average physician assistant in 2024
185 Medicare Part D claims for 115 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 106 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen77 claims
- Ibuprofen29 claims
- Gabapentin17 claims
- Tramadol Hcl17 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.
Bills Medicare through one group practice
- Advocate Health And Hospitals CorporationBuffalo Grove, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
57 physician assistant records list a practice address in Oak Lawn
They are 57 of the 2,993 NPPES records with a practice address in Oak Lawn, and 4,926 physician assistant records in Illinois.
All 57 in Oak Lawn → All 4,926 in Illinois → Every provider in Oak Lawn →
Other physician assistant records in Illinois
- Brooke Aarhus, PA-CPark Ridge, IL1760985469
- Sana Abbasi, PACarol Stream, IL1831803295
- Susan Abbinanti, PA-CElk Grove Village, IL1679647358
- Katheryn Abbott, PASchaumburg, IL1356842082
- Noor Abdelrahman, PA-CChicago, IL1851012413
- Amer Abdulghafoor, MSW, MS, PA-CChicago, IL1619401718
- Kazuko Abe, P.A.Chicago, IL1881840783
- Greta Abel, PA-CWheaton, IL1174844096
- Derrik AbellAnna, IL1821618471
- Jeanine Aberbook, PA-CChicago, IL1518664176
Common questions
What is Colleen Joyce Volz, PA-C's NPI number?
Colleen Joyce Volz, PA-C's National Provider Identifier (NPI) is 1942537915, issued on Nov 11, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Colleen Joyce Volz, PA-C located?
The NPPES record lists a practice address at 4400 W 95TH St, Oak Lawn, IL, 60453. Phone: (708) 346-4055. Providers update this record themselves, so call before visiting.
How can I verify Colleen Joyce Volz, PA-C's license?
NPPES lists Illinois license number 085-003640, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Colleen Joyce Volz, PA-C prescribe under Medicare Part D?
In 2024, Colleen Joyce Volz, PA-C had 185 Medicare Part D claims for 115 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions 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.
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.