Christine C. Cortadillo, D.O.
Obstetrics & Gynecology Physician · O Fallon, MO
Christine C. Cortadillo, D.O. is an obstetrics & gynecology physician with a practice address in O Fallon, Missouri, and NPI 1417186099, issued on Jul 5, 2009. Check the license (Missouri 2013010687, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Christine C. Cortadillo
- Credential
- D.O.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 2013010687 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1101 Highway K, O Fallon, MO 63366
- Phone
- (636) 379-6363
- Enumerated
- Jul 5, 2009
- Record last updated
- Sep 18, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (636) 379-1297
- Medicare enrollment
- Enrolled (PECOS I20131007001553); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 902 in Missouri → Look up another NPI →
Also registered at 1101 Highway K
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tanvira Alam, DOObstetrics & Gynecology Physician1265670525
- Samantha Branson, FNPFamily Nurse Practitioner1386186732
- Riley Busch, PA-CPhysician Assistant1013775238
- Courtney Croy, PT, DPTPhysical Therapist1952055022
- Lindsay Dickerhoff, M.D.Obstetrics & Gynecology Physician1790028520
- Sarah Filla, MPTPhysical Therapist1891008579
Verify Christine C. Cortadillo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2013010687Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Ssm Health Care St LouisLake St Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christine C. Cortadillo among 902 obstetrics & gynecology physician records in Missouri
Christine C. Cortadillo, D.O. is one of 902 obstetrics & gynecology physician records with a practice address in Missouri. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 57% of them.
- NPI issued2009 · 57% of these records are older, 41% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2009 · median 2007 among the 528 with a school on file
- Record last updated2013 · 55% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
20 obstetrics & gynecology physician records list a practice address in O Fallon
They are 20 of the 1,225 NPPES records with a practice address in O Fallon, and 902 obstetrics & gynecology physician records in Missouri.
All 902 in Missouri → Every provider in O Fallon → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Tanvira Alam, DOO Fallon, MO 633661265670525
- Lauren Buchanan, MDO Fallon, MO 633661467946160
- Lindsay Dickerhoff, M.D.O Fallon, MO 633661790028520
- Emma Eubanks, MDO Fallon, MO 633661326484742
- Leah Glass, D.O.O Fallon, MO 633661093942997
- Danielle Grunloh-Gumpenberger, MDO Fallon, MO 633661285164053
- Katherine Harkess, M.D.O Fallon, MO 633661295116143
- Margaretta Mendenhall, M.D.O Fallon, MO 633661275730111
Common questions
What is Christine C. Cortadillo, D.O.'s NPI number?
Christine C. Cortadillo, D.O.'s National Provider Identifier (NPI) is 1417186099, issued on Jul 5, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Christine C. Cortadillo, D.O. located?
The NPPES record lists a practice address at 1101 Highway K, O Fallon, MO, 63366. Phone: (636) 379-6363. Providers update this record themselves, so call before visiting.
How can I verify Christine C. Cortadillo, D.O.'s license?
NPPES lists Missouri license number 2013010687, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. 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. 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.