NPPES file of Aug 9, 2026

Robert Louis Quaas, M.D.

Pediatrics Physician · Belleville, IL

Robert Louis Quaas, M.D. is a pediatrics physician with a practice address in Belleville, Illinois, and NPI 1598777971, issued on Aug 13, 2006. Check the license (Illinois 036057570, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1598777971
Name
Robert Louis Quaas
Credential
M.D.
Primary taxonomy
Pediatrics Physician 208000000X
License number
036057570 IL
Self-reported in NPPES; status is on the state search
Practice location
2810 Frank Scott Pkwy W, Belleville, IL 62223
Phone
(618) 236-6336
Enumerated
Aug 13, 2006
Record last updated
Nov 21, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(618) 236-9582
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.
Download card Updates feed

8 nearest pediatrics physician records → All 3,176 in Illinois → Look up another NPI →

Also registered at 2810 Frank Scott Pkwy W

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

  1. Stacy Arnold, OTOccupational Therapist1952665101
  2. Naomi Barwick, SLPSpeech-Language Pathologist1104180330
  3. Margaret Belongy, PTPhysical Therapist1003940164
  4. Allison Bergmann, SLPSpeech-Language Pathologist1922370774
  5. Robin Bertram, OTROccupational Therapist1538281118
  6. Paul Blandina, PTPhysical Therapist1245359116

Verify Robert Louis Quaas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036057570    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
Open the Illinois 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Robert Louis Quaas among 3,176 pediatrics physician records in Illinois

Robert Louis Quaas, M.D. is one of 3,176 pediatrics physician records with a practice address in Illinois. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 59% newer
  • In a Medicare fileNo · 32% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2011 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208000000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatrics Physician providers in Illinois

There are 3,176 pediatrics physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,176 in Illinois → Every provider in Belleville → Pediatrics Physician nationwide →

The 8 pediatrics physician records with the nearest ZIP codes

  1. Morgan Fahey-Vornberg, D.O.Belleville, IL 622231760648802
  2. Enrico Farinas, MDBelleville, IL 622231356410427
  3. Sandra Hodel, MDBelleville, IL 622231790861987
  4. David Norman, MDBelleville, IL 622231306871660
  5. Sanna Sundquist, M.D.Belleville, IL 622231861830358
  6. Kristine Andrews, M.D.Scott Afb, IL 622251700013828
  7. Mary Beth Doyle, MDScott Afb, IL 622251841352655
  8. Taylor Meyers, M.D.Scott Air Force Base, IL 622251700465325

Common questions

What is Robert Louis Quaas, M.D.'s NPI number?

Robert Louis Quaas, M.D.'s National Provider Identifier (NPI) is 1598777971, issued on Aug 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Robert Louis Quaas, M.D. located?

The NPPES record lists a practice address at 2810 Frank Scott Pkwy W, Belleville, IL, 62223. Phone: (618) 236-6336. Providers update this record themselves, so call before visiting.

How can I verify Robert Louis Quaas, M.D.'s license?

NPPES lists Illinois license number 036057570, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.