Robert Grissom, M.D.
NPI 1457388639 · Urology Physician · Baton Rouge, LA
Robert Grissom, M.D. is a Urology Physician provider in Baton Rouge, LA (NPI 1457388639).
Provider details
- NPI number
- 1457388639
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 05411R (LA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 241 | 100 |
| Finasteride | 110 | 42 |
| Mirabegronbrand: Myrbetriq | 44 | 12 |
| Ciprofloxacin Hcl | 39 | 17 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 30 | — |
| Nitrofurantoin Macrocrystalbrand: Nitrofurantoin | 26 | 11 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$28 across 1 record (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
Registry dates
- Enumerated
- 2006-06-26
- Last updated
- 2010-05-19
Frequently asked questions
- What is Robert Grissom's NPI number?
- Robert Grissom's National Provider Identifier (NPI) is 1457388639, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Grissom's specialty?
- Robert Grissom is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Grissom located?
- Robert Grissom's practice location on file with NPPES is 8080 Bluebonnet Blvd, Baton Rouge, LA 70810-7827.
- What is Robert Grissom's phone number?
- The practice phone number listed in the NPPES registry for Robert Grissom is (225) 766-8100.
- Is Robert Grissom's NPI active?
- Yes — Robert Grissom's NPI (1457388639) is active in the NPPES registry as of the last update on 2010-05-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.