Top Founders with Nathan Latka · 2026-08-11
How He Bootstrapped Dental Software to $16m
Rohit, co-founder of Practice by Numbers (all-in-one dental practice platform sitting on top of PMS systems like Dentrix/Open Dental), bootstrapped with zero outside capital: ~$1M ARR in 2018, cut to ~$2M after COVID (relaunched 2021), $12.5M end of 2025, targeting $16.5M in 2026. ~1,300-1,400 customers / ~2,000 locations at ~$12-13K per location per year. All sales inbound/word of mouth plus some trade shows. ~22-24% EBITDA, ~$1.5M FCF in 2025. Payments launched 2025 with ~$190M GMV vs ~$2B possible.
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Numbers mentioned
| Who | Metric | Value | Context | When |
|---|---|---|---|---|
| Practice by Numbers | arr | USD 1M approximate | 10:56 | |
| Practice by Numbers | arr | USD 2M approximate | After COVID setback and 2021 relaunch | 10:44 |
| Practice by Numbers | arr | USD 4M estimate | 11:12 | |
| Practice by Numbers | arr | USD 8M approximate | Host's extrapolation, confirmed by guest | 11:18 |
| Practice by Numbers | arr | USD 12.5M approximate | 11:31 | |
| Practice by Numbers | arr | USD 16.5M projection | Expected year-end 2026 ARR (recorded April 2026) | 10:49 |
| Practice by Numbers | arr | USD 15M–16M estimate | Host's calculation: ~1,300 customers x $13K ACV; guest answered with the year-end target instead | 10:22 |
| Practice by Numbers | growth rate | +35–40%/year projection | 12:09 | |
| Practice by Numbers | margin | 22–24%/year estimate | EBITDA margin; books not fully closed | 13:16 |
| Practice by Numbers | profit | USD 1.5M/year approximate | Free cash flow | 13:23 |
| Practice by Numbers | funding raised | USD 0 | 11:52 | |
| Practice by Numbers | acv | USD 12K–13Kper location /year approximate | Average per dental location | 6:08 |
| Practice by Numbers | acv | USD 18K–19Kper location /year approximate | Per-location price with all modules layered on (voice, AI, payments) | 6:53 |
| Practice by Numbers | acv | USD 720Kper customer /year estimate | Host's calculation for largest customer (40 locations x $18K); corrected by guest | 6:32 |
| Practice by Numbers | acv | USD 250Kper customer /year approximate | Largest customer (~40 locations), not on all modules | 6:40 |
| Practice by Numbers | customers | 1,300–1,400 customers approximate | Top-level customers (accounts) | 9:53 |
| Practice by Numbers | customers | 5,000–6,000 locationsper location estimate | Host's guess of locations; corrected to ~2,000 locations (5-6K is providers) | 10:00 |
| Practice by Numbers | customers | 2,000 locationsper location approximate | 10:03 | |
| Practice by Numbers | users | 5,000–6,000 providers approximate | Providers (dentists, periodontists, orthodontists) across customer locations | 10:03 |
| Practice by Numbers | gmv | USD 190M/year approximate | Payment volume processed through PBN payments (launched 2025) | 7:53 |
| Practice by Numbers | gmv | USD 2,000M/year estimate | Total payment volume addressable within existing customer base (collections per location x locations, adjusted for insurance checks) | 7:59 |
| aggregatePractice by Numbers' dental customers vs. national average dental practice | revenue | 2 x approximate | Customers' production (revenue) relative to national average; 'almost 2x' | 4:06 |
| marketUS dental offices covered by the five dominant practice management systems PBN integrates with | market size | 70K–80K dental offices approximate | 5:57 | |
| Practice by Numbers | count | 5 integrations | PMS integrations listed/built; covers the dominant PMS vendors | 5:48 |
| Practice by Numbers | team size | 80 people approximate | 42-43 in the US, rest in India | 16:52 |
| Practice by Numbers | team size | 17–18 people approximate | Developers; 3-4 of them focused on agentic workflows | 17:00 |
| Practice by Numbers | revenue | USD 100M/year goal | 10-year revenue ambition | 18:08 |