NPPES file of Aug 9, 2026

Alfonso Chy David, M.D.

Internal Medicine Physician · Vienna, IL

Alfonso Chy David, M.D. is an internal medicine physician with a practice address in Vienna, Illinois, and NPI 1942488978, issued on Jan 31, 2008. 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942488978
Name
Alfonso Chy David
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
6665 State Route 146 E, Vienna, IL 62995
Phone
(618) 658-8331
Enumerated
Jan 31, 2008
Record last updated
Jan 31, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(618) 658-4027
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

Also registered at 6665 State Route 146 E

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

  1. Steven AldridgeDentist1073444196
  2. Nikole Justice, LCSWClinical Social Worker1518424597

Verify Alfonso Chy David 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.

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

1 internal medicine physician records list a practice address in Vienna

They are 1 of the 148 NPPES records with a practice address in Vienna, and 7,238 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. Motaz Abas, MDPeoria, IL1215510201
  3. Elias Abate, M.D.Chicago, IL1336712199
  4. Maliha Abbas, D.O.Chicago, IL1174963920
  5. Zareena Abbas, MDChicago, IL1427078872
  6. Abu Abbasi, MDChicago, IL1083243877
  7. Ayesha Abbasi, MDChicago, IL1376216705
  8. Khalda Abbasi, MDNaperville, IL1487705240
  9. Elmer Abbo, MDBurr Ridge, IL1710048541
  10. Paul Abbo, M.D.River Forest, IL1083693378

Common questions

What is Alfonso Chy David, M.D.'s NPI number?

Alfonso Chy David, M.D.'s National Provider Identifier (NPI) is 1942488978, issued on Jan 31, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Alfonso Chy David, M.D. located?

The NPPES record lists a practice address at 6665 State Route 146 E, Vienna, IL, 62995. Phone: (618) 658-8331. Providers update this record themselves, so call before visiting.

How can I verify Alfonso Chy David, M.D.'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), 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.

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.