Kalu Onuma, M.D.,
NPI 1447415518 · Psychiatry Physician · Saint Louis, MO
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kalu Onuma, M.D., is a Psychiatry Physician provider in Saint Louis, MO (NPI 1447415518).
Provider details
- NPI number
- 1447415518
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.,
- Sex
- Male
- Sole proprietor
- No
- License
- 2012003487 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
827 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 467 | $75 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 144 | $120 |
| Psychotherapy With Evaluation and Management Visit, 30 Minutes90833 | 142 | $69 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 29 | $166 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 28 | $109 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 17 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 365 | 44 |
| Bupropion Hclbrand: Bupropion Xl | 349 | 49 |
| Buspirone Hcl | 313 | 59 |
| Trazodone Hcl | 281 | 89 |
| Zolpidem Tartrate | 205 | 35 |
| Hydroxyzine Hcl | 203 | 81 |
| Lamotrigine | 182 | 43 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-28
- Last updated
- 2021-02-26
- Certified
- 2021-02-26
Frequently asked questions
- What is Kalu Onuma's NPI number?
- Kalu Onuma's National Provider Identifier (NPI) is 1447415518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kalu Onuma's specialty?
- Kalu Onuma is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Kalu Onuma located?
- Kalu Onuma's practice location on file with NPPES is 11155 Dunn Rd, Saint Louis, MO 63136-6150.
- What is Kalu Onuma's phone number?
- The practice phone number listed in the NPPES registry for Kalu Onuma is (314) 953-8500.
- Does Kalu Onuma accept Medicare?
- Kalu Onuma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kalu Onuma's NPI active?
- Yes — Kalu Onuma's NPI (1447415518) is active in the NPPES registry as of the last update on 2021-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.