PRESS FACTSHEET · FONTEUM.COM/PRESS
US healthcare provenance registry
Fonteum is a US healthcare provenance registry that publishes signed, chain-of-custody-attested research and data pages on Medicare, Medicaid, and federal regulator datasets, drawing from 22 federal source families across CMS, OIG, HRSA, AHRQ, and HHS.
| Legal name | Fonteum, Inc. (Delaware C-corp) |
| Founded | 2026 |
| Type | US healthcare provenance registry |
| Federal source families | 22 |
| Active NPIs (NPPES) | 6.8M+ |
| Published research studies | 36 |
| US states + territories covered | 47 |
| Snapshot date | May 8, 2026 |
| Press contact | press@fonteum.com |
Every published field carries a 14-field provenance contract: source, dataset ID, snapshot date, methodology version, license, confidence tier, last-checked date, and a chain-of-custody signature (Ed25519, in-toto format). Snapshots are DOI-pinned and publicly reproducible.
Full methodology: fonteum.com/methodology · Sources: fonteum.com/sources
Fonteum Research, "{Study Title}," {Month YYYY}.
https://fonteum.com/research/{study-slug}
Dataset: https://fonteum.com/research/data/{study-slug}.csvAP short form: (Fonteum Research, {Month YYYY})
Dr. Jennifer Montecillo, MD — Gullas College of Medicine, 2019 — co-founder of Fonteum, also a tattoo artist.
Reviewed by Jennifer Montecillo, MD, medical reviewer. Non-practicing medical reviewer.