Claudia Viamontes, M.D., PH.D
NPI 1336269216 · Psychiatry Physician · St. Louis, MO
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Claudia Viamontes, M.D., PH.D is a Psychiatry Physician provider in St. Louis, MO (NPI 1336269216).
Provider details
- NPI number
- 1336269216
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D
- Sex
- Female
- Sole proprietor
- No
- License
- R6P47 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Buspirone Hcl | 54 |
| Lorazepam | 46 |
| Quetiapine Fumarate | 27 |
| Alprazolam | 26 |
| Clozapine | 22 |
| Mirtazapine | 22 |
| Fluoxetine Hcl | 19 |
| Lithium Carbonate | 18 |
| Sertraline Hcl | 13 |
| Fluphenazine Hcl | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-02
- Last updated
- 2010-10-29
Frequently asked questions
- What is Claudia Viamontes's NPI number?
- Claudia Viamontes's National Provider Identifier (NPI) is 1336269216, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Claudia Viamontes's specialty?
- Claudia Viamontes is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Claudia Viamontes located?
- Claudia Viamontes's practice location on file with NPPES is 522 N. New Ballas, St. Louis, MO 63141.
- What is Claudia Viamontes's phone number?
- The practice phone number listed in the NPPES registry for Claudia Viamontes is (314) 989-0542.
- Does Claudia Viamontes accept Medicare?
- Claudia Viamontes is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Claudia Viamontes's NPI active?
- Yes — Claudia Viamontes's NPI (1336269216) is active in the NPPES registry as of the last update on 2010-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.