NPPES file of Aug 9, 2026

Cynthia Yvonne Alston, M.D.

Internal Medicine Physician · Flossmoor, IL

Cynthia Yvonne Alston, M.D. is an internal medicine physician with a practice address in Flossmoor, Illinois, and NPI 1487923496, issued on Dec 20, 2011. Check the license (Illinois 036073425, 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
1487923496
Name
Cynthia Yvonne Alston
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036073425 IL
4909520 WI
Self-reported in NPPES; status is on the state search
Practice location
1441 Lynnwood CT, Flossmoor, IL 60422
Phone
(312) 505-9056
Enumerated
Dec 20, 2011
Record last updated
Dec 20, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(708) 922-9086
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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Verify Cynthia Yvonne Alston 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 036073425
    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

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8 internal medicine physician records list a practice address in Flossmoor

They are 8 of the 384 NPPES records with a practice address in Flossmoor, 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 Cynthia Yvonne Alston, M.D.'s NPI number?

Cynthia Yvonne Alston, M.D.'s National Provider Identifier (NPI) is 1487923496, issued on Dec 20, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia Yvonne Alston, M.D. located?

The NPPES record lists a practice address at 1441 Lynnwood CT, Flossmoor, IL, 60422. Phone: (312) 505-9056. Providers update this record themselves, so call before visiting.

How can I verify Cynthia Yvonne Alston, M.D.'s license?

NPPES lists Illinois license number 036073425, 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.

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.