Larry Warner, MD
NPI 1851552806 · Psychiatry Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Larry Warner, MD is a Psychiatry Physician provider in Baton Rouge, LA (NPI 1851552806).
Provider details
- NPI number
- 1851552806
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 203545 (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
173 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 122 | $75 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 51 | $47 |
Typical Medicare-allowed amounts for these services range $47–$75 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 88 | 12 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 87 | — |
| Sertraline Hcl | 73 | — |
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 73 | — |
| Duloxetine Hcl | 51 | — |
| Fluoxetine Hcl | 49 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$117,396 across 175 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 7777 Hennessy Blvd Ste 701Baton Rouge, LA 70808-4370Phone: (225) 765-8648Fax: (225) 765-7898
- 1615 Delaware StLongview, WA 98632-2367Phone: (360) 636-4836Fax: (360) 636-6792
Registry dates
- Enumerated
- 2008-06-23
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Frequently asked questions
- What is Larry Warner's NPI number?
- Larry Warner's National Provider Identifier (NPI) is 1851552806, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Larry Warner's specialty?
- Larry Warner is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Larry Warner located?
- Larry Warner's practice location on file with NPPES is 10235 Jefferson Hwy, Baton Rouge, LA 70809.
- What is Larry Warner's phone number?
- The practice phone number listed in the NPPES registry for Larry Warner is (225) 456-2884.
- Does Larry Warner accept Medicare?
- Larry Warner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Larry Warner's NPI active?
- Yes — Larry Warner's NPI (1851552806) is active in the NPPES registry as of the last update on 2026-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.