Allen C. Bernthal, M.D.
Gastroenterology Physician · Berwyn, IL
Allen C. Bernthal, M.D. is a gastroenterology physician with a practice address in Berwyn, Illinois, and NPI 1710967989, issued on Jan 22, 2006. Check the license (Illinois 036054138, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Allen C. Bernthal
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 036054138 IL
Self-reported in NPPES; status is on the state search - Practice location
- 6827 Stanley Ave, Berwyn, IL 60402
- Phone
- (708) 749-4617
- Enumerated
- Jan 22, 2006
- Record last updated
- Feb 25, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (708) 749-0094
- Medicaid ID
- 036054138 IL
- Entity
- Type 1 · individual
Also registered at 6827 Stanley Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laurel Dettore, DNSC, MS, RNCommunity Health Nurse Practitioner1689929879
- Laurens Lohmann, M.D.Nephrology Physician1346220514
Verify Allen C. Bernthal 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 036054138Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $115.81
1 payment: food and beverage; the largest payer was Pinnacle Biologics, Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Gastroenterology Physician providers in Illinois
There are 887 gastroenterology physician records in Illinois.
Other gastroenterology physician records in Illinois
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- Richard Aaronson, M.D.Olympia Fields, IL1578520656
- Abdelhai Abdelqader, MDMaywood, IL1073931127
- Mustafa Abdul-Hussein, MDMattoon, IL1972759173
- Abdullah AbdussalamDes Plaines, IL1932442613
- Ayokunle Abegunde, M.D.Maywood, IL1194031435
- Majd Aboona, MDChicago, IL1386347789
- James Abraham, MDNaperville, IL1427276732
- Rana Abraham, M.D., M.S.Chicago, IL1437318516
- Frida Abrahamian, MDChicago, IL1447274279
Common questions
What is Allen C. Bernthal, M.D.'s NPI number?
Allen C. Bernthal, M.D.'s National Provider Identifier (NPI) is 1710967989, issued on Jan 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Allen C. Bernthal, M.D. located?
The NPPES record lists a practice address at 6827 Stanley Ave, Berwyn, IL, 60402. Phone: (708) 749-4617. Providers update this record themselves, so call before visiting.
How can I verify Allen C. Bernthal, M.D.'s license?
NPPES lists Illinois license number 036054138, 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. 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.