Charles D. Herzon, MD
Obstetrics & Gynecology Physician · Alton, IL
Charles D. Herzon, MD is an obstetrics & gynecology physician with a practice address in Alton, Illinois, and NPI 1972699932, issued on Oct 5, 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.
- Name
- Charles D. Herzon
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- Practice location
- 2 Memorial Dr, Alton, IL 62002
- Phone
- (618) 465-2550
- Enumerated
- Oct 5, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (618) 465-4167
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Also registered at 2 Memorial Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Onome AbianduStudent in an Organized Health Care Education/Training Program1295623460
- Mark Allendorph, M.D.Gastroenterology Physician1922094002
- Sarah Claxton, DOFamily Medicine Physician1891626545
- Jessica Draus, DOFamily Medicine Physician1902649163
- Christopher Green, M.D.Internal Medicine Physician1568479939
- Christine Harlan, FNP-BCFamily Nurse Practitioner1477882454
Verify Charles D. Herzon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Charles D. Herzon among 2,062 obstetrics & gynecology physician records in Illinois
Charles D. Herzon, MD is one of 2,062 obstetrics & gynecology physician records with a practice address in Illinois. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileNo · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2007 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
11 obstetrics & gynecology physician records list a practice address in Alton
They are 11 of the 1,113 NPPES records with a practice address in Alton, and 2,062 obstetrics & gynecology physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,062 in Illinois → Every provider in Alton → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Rachel Durham, MDAlton, IL 620021730318890
- Jamie Hardman, MDAlton, IL 620021093060584
- Clifford Martin, M.D.Alton, IL 620021457314056
- Bindu Patel, MDAlton, IL 620021639518913
- Dennis Sands, M.D.Alton, IL 620021972585677
- Megan Sauer, DOAlton, IL 620021144753237
- James Stubbs, MDAlton, IL 620021942350202
- Joseph Talsky, MDAlton, IL 620021629026208
Common questions
What is Charles D. Herzon, MD's NPI number?
Charles D. Herzon, MD's National Provider Identifier (NPI) is 1972699932, issued on Oct 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charles D. Herzon, MD located?
The NPPES record lists a practice address at 2 Memorial Dr, Alton, IL, 62002. Phone: (618) 465-2550. Providers update this record themselves, so call before visiting.
How can I verify Charles D. Herzon, 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), 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.