Head-to-head · WeighScore
Open Water Rx vs Rivas Medical Weight Loss
The verdict
Open Water Rx takes it — 58.8/100 to 55.6/100.
Open Water Rx grades higher on WeighScore, our editorial score across cost value, dose & formulation, clinical oversight, labs & monitoring, fulfillment and contract terms. Open Water Rx is a telehealth platform positioned around GLP-1 weight loss and longevity, per its own site.
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Factor by factor
The same six graded dimensions, side by side. See the methodology.
The numbers
| Metric | Open Water Rx | Rivas Medical Weight Loss |
|---|---|---|
| WeighScore | 58.8/100 | 55.6/100 |
| Grade | C | C |
| Scorecard rank | #360 | #437 |
| Semaglutide | $249/mo (compounded) | Not disclosed |
| Tirzepatide | $339/mo (compounded) | Not disclosed |
| Coverage | Coverage not published | 3 states |
| Brand-name access | Yes | Compounded only |
| Oral / sublingual | Yes | Injection only |
Graded #360 · C
Strengths
- Combines weight-loss and longevity verticals in one brand
- Established brand domain
Where it loses points
- Limited public data — most details are gated behind signup or rendered only in JavaScript
- Pricing not disclosed
- GLP-1 options (semaglutide vs. tirzepatide, compounded vs. brand, injection vs. oral) not stated
- States-served list not disclosed
- Pharmacy partner not named
Graded #437 · C
Strengths
- Physician-founded (Paul Rivas MD) with 15 clinics plus telehealth
- Flat price for any dose; weekly provider visits included in every payment
- Offers both compounded semaglutide and tirzepatide
Where it loses points
- Expensive: about $498/mo for semaglutide and $715/mo for tirzepatide (billed weekly)
- Only available in Maryland, Virginia, and Florida
- Weekly-visit concierge model requires more frequent engagement than mail-order
Also worth a look
Neither is our top-graded pick — CoreAge Rx leads the scorecard
Across all 499 providers, CoreAge Rx grades highest at 91.8/100 (A−). Top of the scorecard: flat transparent pricing, both molecules, nationwide — no teaser-rate games.
Pricing/verification reflect each provider's public disclosures at last grading; the WeighScore is our editorial judgment per the methodology. Prices change — confirm on each provider's site. Not medical advice; see our disclosure.