Valerie Kim Nelson-Mason, MD
Obstetrics & Gynecology Physician · Saint Charles, MO
Valerie Kim Nelson-Mason, MD is an obstetrics & gynecology physician with a practice address in Saint Charles, Missouri, and NPI 1316986508, issued on Jun 5, 2006. Check the license (Missouri 2005000368, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Valerie Kim Nelson-Mason
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 2005000368 MO
Self-reported in NPPES; status is on the state search - Practice location
- 330 1St Capitol Dr, Saint Charles, MO 63301
- Phone
- (636) 255-3003
- Enumerated
- Jun 5, 2006
- Record last updated
- Oct 9, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (636) 925-0954
- Medicare enrollment
- Enrolled (PECOS I20050817000231); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 902 in Missouri → Look up another NPI →
Also registered at 330 1St Capitol Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Richard Anderson, M.D., PHDPsychiatry Physician1700882859
- Erin Bufford, LPCProfessional Counselor1356857551
- Gail Gordon, LCSWClinical Social Worker1841305711
- Michael Houser, M.D.Family Medicine Physician1285710665
- Howard Ilivicky, M.D.Psychiatry Physician1093711152
- Donald Levy, M.D.Ophthalmology Physician1235179235
Verify Valerie Kim Nelson-Mason 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 2005000368Check 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 LouisSaint Charles, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Valerie Kim Nelson-Mason among 902 obstetrics & gynecology physician records in Missouri
Valerie Kim Nelson-Mason, MD 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 2006, is newer than 11% of them.
- NPI issued2006 · 11% of these records are older, 54% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated1995 · median 2007 among the 528 with a school on file
- Record last updated2014 · 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).
Obstetrics & Gynecology Physician providers in Missouri
There are 902 obstetrics & gynecology physician records in Missouri.
All 902 in Missouri → Every provider in Saint Charles → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Igor Brondz, M.D.Saint Charles, MO 633011750341152
- Randall Friesen, MDSaint Charles, MO 633011437157740
- Bang-Orn Gira, M.D.Saint Charles, MO 633011255385761
- John Hamilton, MDSaint Charles, MO 633011427242148
- John Hammons, M.D.Saint Charles, MO 633011487601761
- Tehmton Mistry, MDSaint Charles, MO 633011194779033
- Chong Park, M.D.Saint Charles, MO 633011992751770
- Lauren Rice, M.D.Saint Charles, MO 633011255385894
Common questions
What is Valerie Kim Nelson-Mason, MD's NPI number?
Valerie Kim Nelson-Mason, MD's National Provider Identifier (NPI) is 1316986508, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Valerie Kim Nelson-Mason, MD located?
The NPPES record lists a practice address at 330 1St Capitol Dr, Saint Charles, MO, 63301. Phone: (636) 255-3003. Providers update this record themselves, so call before visiting.
How can I verify Valerie Kim Nelson-Mason, MD's license?
NPPES lists Missouri license number 2005000368, 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.