Registry data as of Aug 27, 2026

Leroy Bach, MD

Internal Medicine Physician · Rockford, IL

Leroy Bach, MD is an internal medicine physician with a practice address in Rockford, Illinois, and NPI 1225198674, issued on Dec 8, 2006. Check the license 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1225198674
Name
Leroy Bach
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
1415 E State St, Rockford, IL 61104
Phone
(815) 489-9508
Enumerated
Dec 8, 2006
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.
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Also registered at 1415 E State St

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

  1. Brenda Beard, LCSWClinical Social Worker1235306283
  2. Angeline Brechlin, APNClinical Nurse Specialist1689774531
  3. Linda Dries, MS, APRN, BC-ADMClinical Nurse Specialist1942437785
  4. Bruce Feathers, LCPCMental Health Counselor1134283690
  5. Michelle Fuller, APNNurse Practitioner1982086237
  6. Andrew Gaiziunas, MDOtolaryngology Physician1871504415

Verify Leroy Bach in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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.

101 internal medicine physician records list a Rockford practice address

They are 101 of the 3,893 NPPES records with a Rockford practice address, and 8,522 internal medicine physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other internal medicine physician records in Illinois

  1. Peter Abadeer, D.O.Bloomington, IL1760469522
  2. Pamela Abadi, D.O.Winfield, IL1588820179
  3. Motaz Abas, MDPeoria, IL1215510201
  4. Elias Abate, M.D.Chicago, IL1336712199
  5. Maliha Abbas, D.O.Chicago, IL1174963920
  6. Zareena Abbas, MDChicago, IL1427078872
  7. Abu Abbasi, MDChicago, IL1083243877
  8. Ayesha Abbasi, MDChicago, IL1376216705
  9. Khalda Abbasi, MDNaperville, IL1487705240
  10. Misha Abbasi, MDChicago, IL1770111635

Common questions

What is Leroy Bach, MD's NPI number?

Leroy Bach, MD's National Provider Identifier (NPI) is 1225198674, issued on Dec 8, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Leroy Bach, MD located?

The NPPES record lists a practice address at 1415 E State St, Rockford, IL, 61104. Phone: (815) 489-9508. Providers update this record themselves, so call before visiting.

How can I verify Leroy Bach, MD's license?

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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.