Lars Armainsson, MD
Pediatrics Physician · Chicago, IL
Lars Armainsson, MD is a pediatrics physician with a practice address in Chicago, Illinois, and NPI 1336259514, issued on Aug 30, 2006. Check the license (Illinois 036099623, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Lars Armainsson
- Credential
- MD
- Primary taxonomy
- Pediatrics Physician 208000000X
- License number
- 036099623 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3860 W Ogden Ave, Chicago, IL 60623
- Phone
- (872) 588-3000
- Enumerated
- Aug 30, 2006
- Entity
- Type 1 · individual
Also registered at 3860 W Ogden Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeneson Abraham, P.A.Medical Physician Assistant1013975218
- Luisa AdameProfessional Counselor1255968160
- Grace Ahn, DDSDentist1518166743
- Similolu Akintorin, MDFamily Medicine Physician1033790407
- Edward Akinyemi, MDFamily Medicine Physician1609525104
- Lauryn Ashford, MDFamily Medicine Physician1518754704
Verify Lars Armainsson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036099623Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
91% fewer Medicare Part D claims than the average pediatrics physician in 2024
73 Medicare Part D claims, against an average of 818 among the 8,211 providers of this specialty who prescribed in Part D.
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.
1,208 pediatrics physician records list a Chicago practice address
They are 1,208 of the 63,379 NPPES records with a Chicago practice address, and 3,316 pediatrics physician records in Illinois.
All 1,208 in Chicago → All 3,316 in Illinois → Every provider in Chicago →
Other pediatrics physician records in Illinois
- Waleed Abbasi, M.D.Rockford, IL1487941969
- Aiah Abdel-AalChicago, IL1255115846
- Mahmoud Abdel-Ghani, MDSpringfield, IL1487495883
- Eman Abdel-Latief, M.D.Evanston, IL1508229949
- Raid Abdulla, MDChicago, IL1710037742
- Zainab Abdullah, M.D.Chicago, IL1356579650
- Sneha Abichandani, M.DChicago, IL1346505286
- Lynn Ables, MDWheaton, IL1285795989
- Alin Abraham, M.D.Lisle, IL1316101181
- Emil Abraham, MDSpringfield, IL1396419768
Common questions
What is Lars Armainsson, MD's NPI number?
Lars Armainsson, MD's National Provider Identifier (NPI) is 1336259514, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lars Armainsson, MD located?
The NPPES record lists a practice address at 3860 W Ogden Ave, Chicago, IL, 60623. Phone: (872) 588-3000. Providers update this record themselves, so call before visiting.
How can I verify Lars Armainsson, MD's license?
NPPES lists Illinois license number 036099623, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lars Armainsson, MD prescribe under Medicare Part D?
In 2024, Lars Armainsson, MD had 73 Medicare Part D claims; the average among pediatrics physician prescribers was 818. Part D covers Medicare prescriptions only.
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.