Claudia T. Viamontes, M.D., PH.D
Psychiatry Physician · St Louis, MO
Claudia T. Viamontes, M.D., PH.D is a psychiatry physician with a practice address in St Louis, Missouri, and NPI 1336269216, issued on Apr 2, 2007. Check the license (Missouri R6P47, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Claudia T. Viamontes
- Credential
- M.D., PH.D
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- R6P47 MO
Self-reported in NPPES; status is on the state search - Practice location
- 522 N. New Ballas, St Louis, MO 63141
- Phone
- (314) 989-0542
- Enumerated
- Apr 2, 2007
- Record last updated
- Oct 29, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (618) 876-7596
- Medicaid ID
- 207721200 MO
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 965 in Missouri → Look up another NPI →
Also registered at 522 N. New Ballas
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Barbara Juettemeyer, MSW, LCSWSocial Worker1164463915
Verify Claudia T. Viamontes 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 R6P47Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average psychiatry physician in 2024
367 Medicare Part D claims for 16 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.
Most prescribed
- Buspirone Hcl54 claims
- Lorazepam46 claims
- Quetiapine Fumarate27 claims
- Alprazolam26 claims
- Clozapine22 claims
- Mirtazapine22 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Claudia T. Viamontes among 965 psychiatry physician records in Missouri
Claudia T. Viamontes, M.D., PH.D is one of 965 psychiatry physician records with a practice address in Missouri. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 40% of them.
- NPI issued2007 · 40% of these records are older, 49% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 49% of these records are
- Record last updated2010 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
26 psychiatry physician records list a practice address in St Louis
They are 26 of the 1,420 NPPES records with a practice address in St Louis, and 965 psychiatry physician records in Missouri.
All 965 in Missouri → Every provider in St Louis → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Vadim Baram, MDSaint Louis, MO 631411124007380
- Neil Brickel, M.D.Saint Louis, MO 631411396716981
- Afaf El-Mashhady, M.D.Saint Louis, MO 631411679571533
- Asif Habib, MDSaint Louis, MO 631411124000104
- Duane Hagen, M.D.Saint Louis, MO 631411285605873
- Saad Khan, M.D.Creve Coeur, MO 631411093707218
- David Krojanker, M.D.Saint Louis, MO 631411114900867
- Mohd Malik, M.D.Saint Louis, MO 631411942208715
Common questions
What is Claudia T. Viamontes, M.D., PH.D's NPI number?
Claudia T. Viamontes, M.D., PH.D's National Provider Identifier (NPI) is 1336269216, issued on Apr 2, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Claudia T. Viamontes, M.D., PH.D located?
The NPPES record lists a practice address at 522 N. New Ballas, St Louis, MO, 63141. Phone: (314) 989-0542. Providers update this record themselves, so call before visiting.
How can I verify Claudia T. Viamontes, M.D., PH.D's license?
NPPES lists Missouri license number R6P47, 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.
How much does Claudia T. Viamontes, M.D., PH.D prescribe under Medicare Part D?
In 2024, Claudia T. Viamontes, M.D., PH.D had 367 Medicare Part D claims for 16 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
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.