William Varnado
NPI 1790027589 · Hematology & Oncology Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Hematology/Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Varnado is a Hematology & Oncology Physician provider in Baton Rouge, LA (NPI 1790027589).
Provider details
- NPI number
- 1790027589
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MD.207270 (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
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
2,414 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 675 | $166 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 462 | $118 |
| Injection of Additional New Drug Or Substance Into Vein96375 | 301 | $14 |
| Infusion Into a Vein for Therapy, Prevention, Or Diagnosis, Additional Sequential Infusion, 1 Hour Or Less96367 | 250 | $25 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 231 | $112 |
| Injection of Drug Or Substance Into Vein96374 | 84 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 446 | 107 |
| Letrozole | 178 | 51 |
| Abiraterone Acetate | 131 | 16 |
| Prednisone | 125 | 44 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 122 | 50 |
| Tamoxifen Citrate | 87 | 21 |
| Gabapentin | 78 | 18 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$915 across 39 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 (3)
- 5439 Airline HwyBaton Rouge, LA 70805-1712Phone: (225) 358-2313Fax: (225) 358-2322
- 4950 Essen Ln Ste 500Baton Rouge, LA 70809-3738Phone: (225) 767-1311Fax: (225) 767-1335
- 1104 W Highway 30Gonzales, LA 70737-5003Phone: (225) 644-4644Fax: (225) 767-1335
Registry dates
- Enumerated
- 2013-03-20
- Last updated
- 2021-05-18
- Certified
- 2021-05-18
Frequently asked questions
- What is William Varnado's NPI number?
- William Varnado's National Provider Identifier (NPI) is 1790027589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Varnado's specialty?
- William Varnado is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is William Varnado located?
- William Varnado's practice location on file with NPPES is 5131 Odonovan Dr, Baton Rouge, LA 70808-4791.
- What is William Varnado's phone number?
- The practice phone number listed in the NPPES registry for William Varnado is (225) 767-1311.
- Does William Varnado accept Medicare?
- William Varnado is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Varnado's NPI active?
- Yes — William Varnado's NPI (1790027589) is active in the NPPES registry as of the last update on 2021-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.