Robert Grinstead, PA-C
NPI 1043406580 · Physician Assistant · New Orleans, LA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Grinstead, PA-C is a Physician Assistant provider in New Orleans, LA (NPI 1043406580).
Provider details
- NPI number
- 1043406580
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- PA.200294.RX (LA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
167 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 50 Minutes99233 | 71 | $97 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 53 | $64 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 31 | $142 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 12 | $76 |
Typical Medicare-allowed amounts for these services range $64–$142 (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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Daptomycin | 107 | 16 |
| Ceftriaxone Sodiumbrand: Ceftriaxone | 35 | 11 |
| Doxycycline Hyclate | 34 | 12 |
| Ciprofloxacin Hcl | 20 | — |
| Cefadroxil | 17 | — |
| Minocycline Hcl | 15 | — |
| Vancomycin Hcl | 14 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-19
- Last updated
- 2015-01-15
Frequently asked questions
- What is Robert Grinstead's NPI number?
- Robert Grinstead's National Provider Identifier (NPI) is 1043406580, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Grinstead's specialty?
- Robert Grinstead is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Robert Grinstead located?
- Robert Grinstead's practice location on file with NPPES is 1514 Jefferson Hwy, New Orleans, LA 70121-2429.
- What is Robert Grinstead's phone number?
- The practice phone number listed in the NPPES registry for Robert Grinstead is (504) 842-4006.
- Does Robert Grinstead accept Medicare?
- Robert Grinstead is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Grinstead's NPI active?
- Yes — Robert Grinstead's NPI (1043406580) is active in the NPPES registry as of the last update on 2015-01-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.