John Louis Ancona, PA
Physician Assistant · Oak Lawn, IL
John Louis Ancona, PA is a physician assistant with a practice address in Oak Lawn, Illinois, and NPI 1003891649, issued on Dec 7, 2005. Check the license (Illinois 085000886, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Louis Ancona
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 085000886 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4400 W 95TH St, Oak Lawn, IL 60453
- Phone
- (630) 977-9764
- Enumerated
- Dec 7, 2005
- Record last updated
- Aug 19, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (708) 346-3287
- Medicare enrollment
- Enrolled (PECOS I20170616002257); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,926 in Illinois → Look up another NPI →
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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- Abbey Baker, PA-CSurgical Physician Assistant1861492571
- Richard Belch, M.D., PH.D.Specialist1366445678
Verify John Louis Ancona in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 085000886Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
68% fewer Medicare Part D claims than the average physician assistant in 2024
265 Medicare Part D claims for 11 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Atorvastatin Calcium29 claims
- Digoxin21 claims
- Jardiance20 claims
- Amiodarone Hcl18 claims
- Doxycycline Hyclate15 claims
- Spironolactone15 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
- Permanente Medical Group IncStockton, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Louis Ancona among 4,926 physician assistant records in Illinois
John Louis Ancona, PA is one of 4,926 physician assistant records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 98% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1993 · median 2019 among the 3,407 with a school on file
- Record last updated2015 · 35% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (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 4,926 in Illinois → Every provider in Oak Lawn → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Anuprit Ahuja, PA-COak Lawn, IL 604531043699184
- Christina Caraballo, PA-COak Lawn, IL 604531295155646
- Allyson Glowicki, P.A.Oak Lawn, IL 604531356873004
- Rebecca Levy, PAOak Lawn, IL 604531265539241
- Paige Maniakouras, MMS, PA-COak Lawn, IL 604531831649730
- Sarah Manning, PA-COak Lawn, IL 604531255878518
- Ellen McConnell, PA-COak Lawn, IL 604531033583562
- Bridget McGinnis, PA-COak Lawn, IL 604531215055413
Common questions
What is John Louis Ancona, PA's NPI number?
John Louis Ancona, PA's National Provider Identifier (NPI) is 1003891649, issued on Dec 7, 2005. An NPI identifies a provider in billing; it is not a license.
Where is John Louis Ancona, PA located?
The NPPES record lists a practice address at 4400 W 95TH St, Oak Lawn, IL, 60453. Phone: (630) 977-9764. Providers update this record themselves, so call before visiting.
How can I verify John Louis Ancona, PA's license?
NPPES lists Illinois license number 085000886, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does John Louis Ancona, PA prescribe under Medicare Part D?
In 2024, John Louis Ancona, PA had 265 Medicare Part D claims for 11 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.