Medical Disclaimer: This data is for informational purposes only. Success rates are influenced by patient age, diagnosis, and treatment type. Do not use this data alone to choose a fertility clinic. Consult a board-certified reproductive endocrinologist.
CDC NASS 2022 · Sunnyvale, CA
Spring Fertility-Silicon Valley
Spring Fertility-Silicon Valley reported ART cycle outcomes to the CDC in Sunnyvale, California (NASS 2022). Live-birth rates by age group, services, and three-year trends are below.
- 33.9%
- Overall live birth
- 52.3%
- Under 35
- 1,404
- Cycles · 2022
- 51.1%
- Single-embryo transfer
Spring Fertility-Silicon Valley in the ART cycle neighbourhood
The short answer
Spring Fertility-Silicon Valley sits below the national median among CDC-reporting clinics on overall live-birth rate.
According to CDC National ART Surveillance System (NASS) 2022 filings, Spring Fertility-Silicon Valley in Sunnyvale, CA reported ART cycle outcomes to the CDC. Compare this clinic inside one CDC age band against peers; overall rates mix ages and case mix and are not a treatment recommendation.
Clinic verdict · CDC NASS 2022
Spring Fertility-Silicon Valley's overall live-birth rate sits below the national median. For patients under 35 it runs 4 points above the national mean. Age remains the strongest driver; compare bands and state context below.
Clinic Confidence Score
PlainFertility's own weighted composite, not a CDC figure: live-birth rate 50%, reported cycle volume 25% and single-embryo-transfer share 25%, each scored against the tracked clinic corpus. It is not a ranking of every fertility outcome or a substitute for consulting the clinic directly about your own case. How the score is built.
Where Spring Fertility-Silicon Valley sits among U.S. clinics
Overall CDC live-birth-rate band (%), 406 reporting clinics
This clinic
This clinic
SET adherence vs national reference
Single-embryo-transfer rate is an ASRM-aligned safety metric, higher SET reduces multi-pregnancy and OHSS risk.
Share of transfers using one embryo only
Success Rates by Age Group
Using own eggs (fresh + frozen cycles). The CDC publishes a single combined bracket for patients over 40 in this table, so that is what is shown here.
Success rate = live births per ART cycle started. Source: CDC NASS 2022.
Cycle Breakdown
The reported ART cycles, split into fresh and frozen transfers.
- Fresh Cycles
- 24
- Frozen Cycles
- 1,380
- Years Reporting
- 2
Services Available
- ✓ Donor Egg Available
- ✓ Gestational Carrier
Historical Success Rates
| Year | Total Cycles | Overall | Under 35 | 35–37 | 38–40 | Over 40 |
|---|---|---|---|---|---|---|
| 2022 | 1,404 | 33.9% | 52.3% | 37.7% | 24.2% | 10.7% |
| 2021 | 568 | N/A | N/A | N/A | N/A | N/A |
Nationwide clinics with similar CDC profiles
Two cross-state peer sets for Spring Fertility-Silicon Valley. Same-state rate peers stay in the Read-with list below; these neighborhoods are nearest other-state clinics by published CDC totals (cycle floor ≥100).
Similar overall live-birth rate
Nearest clinics by overall live-birth rate, outside CA.
Similar ART cycle volume
Nearest clinics by reported ART cycles, excluding the rate-peer set.
Data source: CDC National ART Surveillance System (NASS). PlainFertility is not affiliated with the CDC or this clinic.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFertility is rendered directly from CDC National ART Surveillance System source data, no number is typed in by an editor. This page draws directly on CDC National ART Surveillance System source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, every correction we have published, or report a data error on this page.