Extension Health
Information only. Not medical advice. A US-licensed prescriber decides. We do not sell, prescribe or take payment from these pharmacies.
Compare Extension Health with other providers
Can you get a prescription peptide from Extension Health?
Ranked: sells a covered peptide now and passes 2 of our 3 checks.
Ranked #43
Higher than 62% of the 250 sellers we score
-5 points: markets peptides outside the six covered.
The shaded part is the sellers Extension Health scores higher than.
Legal basics19 / 44License, gated checkout, wording, FDA letters, routes
- Dispensing pharmacy license: Unknown, 0 of 12. Pharmacy not disclosed. No dispensing pharmacy named on the home, peptide, FAQ/terms/privacy or team pages read (HTTP crawl + round 2 wording scan, 30 Oct 2026). (October 30, 2026)
- Medical step before payment: Pass, 8 of 8. Peptide page buttons are 'GET MY PERSONALIZED PLAN' / 'BOOK NOW' / 'VISIT PEPTIDE STORE'. The 'store' (shop.superscript.nyc/extensionhealth) sells a 'Peptide Consultation ... Starting at $250' booking, not peptide products. Paying for a consultation is the medical step; no peptide sold before it. extension.health ↗ (October 30, 2026)
- No research-use wording: Pass, 4 of 4. No research-use wording on the pages selling the peptide, the home page or FAQ/terms pages. extension.health ↗ (October 30, 2026)
- No FDA warning letter: Pass, 7 of 7. FDA warning letter index search (Extension Health) found no letter to this company (30 Oct 2026) fda.gov ↗ (October 30, 2026)
- No legal action found: Unknown, 0 of 4. No match in ps-peptide-suits/our legal-actions dataset (name + domain) and 0 results in a justice.gov news search for the exact name (30 Oct 2026). Court dockets (PACER/CourtListener) and state board actions against the clinic not searched, so not marked pass. justice.gov ↗ (October 30, 2026)
- Single peptide only, no blends: Unknown, 0 of 4. Peptide page offers "Elite Peptide Stacks" without naming the peptides in them, and a patient quote on its Peptides 101 page praises "The BPC+ TB4 peptide"; whether a covered-peptide blend is dispensed is not stated. extension.health ↗ (November 1, 2026)
- Only the 6 covered peptides: Fail, 0 of 2. Also lists CJC-1295, tesamorelin, PT-141 (outside the six) extension.health ↗ (October 30, 2026)
- Routes allowed by the policy: Unknown, 0 of 3. no routes listed (October 30, 2026)
- Licenses in other states: Unknown, no points. not checked (October 30, 2026)
Quality evidence0 / 35Lot testing, API maker, accreditation, sterility
- Ingredient maker named: Unknown, 0 of 8. not checked (October 30, 2026)
- Ingredient maker FDA-registered: Unknown, 0 of 9. not checked (October 30, 2026)
- Batch test reports: Unknown, 0 of 8. not checked (October 30, 2026)
- PCAB or ACHC accreditation: Unknown, 0 of 5. not checked (October 30, 2026)
- Endotoxin and sterility testing: Unknown, 0 of 5. not checked (October 30, 2026)
Transparency3 / 21Public prices, states served, LegitScript, reviews
- Prices public: Unknown, 0 of 5. no public price for a covered peptide (October 30, 2026)
- States listed: Pass, 3 of 3. ['NY (in-person only)'] extension.health ↗ (October 30, 2026)
- LegitScript certified: Unknown, 0 of 5. not checked (October 30, 2026)
- Customer reviews: Unknown, 0 of 5. not checked (time limit) (October 30, 2026)
- Policy label shown: Unknown, 0 of 3. not checked (October 30, 2026)
Our 3 checks
We checked these ourselves rather than trust the site.
1
UnknownDispensing pharmacy license
Pharmacy not disclosed. No dispensing pharmacy named on the home, peptide, FAQ/terms/privacy or team pages read (HTTP crawl + round 2 wording scan, 30 Oct 2026).
Checked October 30, 20262
PassMedical step before payment
Peptide page buttons are 'GET MY PERSONALIZED PLAN' / 'BOOK NOW' / 'VISIT PEPTIDE STORE'. The 'store' (shop.superscript.nyc/extensionhealth) sells a 'Peptide Consultation ... Starting at $250' booking, not peptide products. Paying for a consultation is the medical step; no peptide sold before it.
Checked October 30, 2026 · extension.health ↗ · Stopped at extension.health3
PassNo research-use wording
No research-use wording on the pages selling the peptide, the home page or FAQ/terms pages.
Checked October 30, 2026 · extension.health ↗
Wrong? Unknown means we could not confirm it from public sources, not a finding against Extension Health. Send evidence and we will re-check
Who fills the order and who prescribes
We read the main pages of the Extension Health site (home, peptide, about, FAQ and policy pages, not every page) and public records on October 30, 2026.
Dispensing pharmacy Not disclosed
Pharmacy not disclosed. No dispensing pharmacy named on the home, peptide, FAQ/terms/privacy or team pages read (HTTP crawl + round 2 wording scan, 30 Oct 2026).
Checked October 30, 2026
Prescribers named on the site
- Dr. Jonathann Kuo, MD PhysicianNPI 1992966469 ↗ · Anesthesiology, Pain Medicine · Licenses in NPI record: NYWhere the site names them ↗
- Dr. James Salway, MD PhysicianNo NPI match. No NY NPI found for this exact name in the NPPES API (30 Oct).Where the site names them ↗
An NPI number is not a license. It shows the specialty the clinician registered. NPI records checked October 30, 2026.
Covered peptides offered
Checked October 30, 2026
Website: extension.health ↗ · Prescription: Not stated. Source ↗ · Pharmacy that fills it: Not disclosed · States served: NY (in-person only)
We don't sell peptides or prescribe. No pharmacy pays for its score. How we score · All prescription sellers · Report an issue with this page