Alan Mark Auerbach, M.D.
Gastroenterology Physician · Buffalo Grove, IL
Alan Mark Auerbach, M.D. is a gastroenterology physician with a practice address in Buffalo Grove, Illinois, and NPI 1902913759, issued on Aug 25, 2006. Check the license (Illinois 036059072, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Alan Mark Auerbach
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License numbers
- 036059072 IL
01065184A IN
Self-reported in NPPES; status is on the state search - Practice location
- 720 Horatio Blvd, Buffalo Grove, IL 60089
- Phone
- (847) 508-1509
- Enumerated
- Aug 25, 2006
- Record last updated
- Sep 6, 2024
- Fax
- (847) 459-8968
- Medicaid IDs
- 036059072 IL
200904620 IN - Medicare enrollment
- Enrolled (PECOS I20080805000062); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1978
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 887 in Illinois → Look up another NPI →
Verify Alan Mark Auerbach 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 036059072Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average gastroenterology physician in 2024
39 Medicare Part D claims for 13 beneficiaries, against an average of 811 among the 16,445 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.
Industry payments in 2024: $64.67
2 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, 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.
Bills Medicare through 2 group practices
- Parkview Health System IncFort Wayne, IN
- Porter Physician Services LLCChesterton, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Alan Mark Auerbach among 887 gastroenterology physician records in Illinois
Alan Mark Auerbach, M.D. is one of 887 gastroenterology physician records with a practice address in Illinois. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 15% of them.
- NPI issued2006 · 15% of these records are older, 52% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated1978 · median 2003 among the 643 with a school on file
- Record last updated2024 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Illinois
There are 887 gastroenterology physician records in Illinois.
All 887 in Illinois → Every provider in Buffalo Grove → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Michael Hersh, MDBuffalo Grove, IL 600891407076888
- Yasmin Hussain, MDWoodstock, IL 600981649288457
- Fehmida Khan, M.D.Zion, IL 600991487730792
- Pankaj Vashi, M.D.Zion, IL 600991336136258
- Charles Baum, MDAddison, IL 601011881626570
- John Moran, M.D.Addison, IL 601011225036056
- Utpal Parekh, MDAddison, IL 601011285727669
- Alan Buchman, MDSkokie, IL 600761104885557
Common questions
What is Alan Mark Auerbach, M.D.'s NPI number?
Alan Mark Auerbach, M.D.'s National Provider Identifier (NPI) is 1902913759, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Alan Mark Auerbach, M.D. located?
The NPPES record lists a practice address at 720 Horatio Blvd, Buffalo Grove, IL, 60089. Phone: (847) 508-1509. Providers update this record themselves, so call before visiting.
How can I verify Alan Mark Auerbach, M.D.'s license?
NPPES lists Illinois license number 036059072, 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 Alan Mark Auerbach, M.D. prescribe under Medicare Part D?
In 2024, Alan Mark Auerbach, M.D. had 39 Medicare Part D claims for 13 beneficiaries; the average among gastroenterology physician prescribers was 811. 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.