# State contract: Coastal Sleep Diagnostics Inc. (MA)

> State-procurement record: https://www.xh1b.org/contract/ef7a6359-de47-4dd9-ae53-1de57504b2bc · [vendor profile](https://www.xh1b.org/org/coastal-sleep-diagnostics-inc-5c38236d0f)

Coastal Sleep Diagnostics Inc. holds a MA state government contract with Department of Elder Affairs (ELD) in HINGHAM, MA. The recorded award value is $29.61. It started on Dec 27, 2016.

| Metric | Value |
|---|---|
| Vendor (as filed) | COASTAL SLEEP DIAGNOSTICS INC |
| Matched employer record | [COASTAL SLEEP DIAGNOSTICS INC](https://www.xh1b.org/org/coastal-sleep-diagnostics-inc-5c38236d0f) |
| Awarding agency | Department of Elder Affairs (ELD) |
| State | [MA](https://www.xh1b.org/state-contracts/MA) |
| Award amount | $29.61 |
| Start date | 2016-12-27 |
| Contract number | INTF1003951029658790 |
| Description (as filed) | (R10) MEDICAID |
| Place of performance | [HINGHAM, MA, 02043](https://www.google.com/maps/search/?api=1&query=HINGHAM%2C%20MA%2C%2002043) |
| County (FIPS) | 25023 |
| Source URL | https://cthru.data.socrata.com/ |
| Ingested | 2026-07-14 |

The stored run f5a788cc-2d89-4a00-bad1-cdcc5cdf50e5 belongs to contracts_aus, not this jurisdiction. Source custody is unresolved.

## Other government contracts with this vendor (839 on record)

Page 1 of 105. 839 related source records.

| Contract | Ledger | Date | Recorded value |
| --- | --- | --- | --- |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/677eb68f-1e8e-4c52-9357-6f585c3d4e86) | State · MA | 2026-09-25 | $61.56 (Award amount) |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/68e925aa-4713-44ca-8dcb-9bca9c37416a) | State · MA | 2026-09-18 | $523.08 (Award amount) |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/9969d8a2-45b9-4307-a25e-9be422a0532c) | State · MA | 2026-09-11 | $672.59 (Award amount) |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/fd23e0c1-4955-4ced-8293-bd42178ee27c) | State · MA | 2026-09-04 | $541.74 (Award amount) |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/fd4673e0-36e7-4376-93f0-c94b47a0ae0b) | State · MA | 2026-08-28 | $147.25 (Award amount) |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/a6bfc7c4-ae91-4387-b95e-490c5256dfe1) | State · MA | 2026-08-21 | $1982.53 (Award amount) |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/a0fbe321-3e02-4a79-b16a-92838a09ed59) | State · MA | 2026-08-14 | $29.45 (Award amount) |
| [Executive Office of Health and Human Services (EHS)](https://www.xh1b.org/contract/a57ab1e4-ad8a-45b0-81d9-49279006f93c) | State · MA | 2026-08-07 | $378.37 (Award amount) |

## More

- Full page (charts, tables, interactive): https://www.xh1b.org/contract/ef7a6359-de47-4dd9-ae53-1de57504b2bc


## References

<a id="reference-data-dataset-state_contracts-dataset-federal_contracts-indicators-method-dataset-state_contracts"></a>
<a id="reference-data-dataset-state_contracts-dataset-federal_contracts-indicators-method-indicators-method"></a>

1. XH1B method or registry · XH1B. [State contracts and Connecticut payments: source registry; Reading Public Records and Derived Indicators](https://www.xh1b.org/data-sources). Source registry entry: state_contracts; Reading records: units, source coverage, wage gaps, entity links, and inference limits. XH1B dataset description: State government award and vendor records. Connecticut Open Expenditures records payments, including grants. Payment totals stay separate from contract awards. Record identity fields vary by source; amounts and descriptions do not set identity.; These are the site's review methods, not validated predictions of wrongdoing. Inspect underlying records and alternative explanations.

<a id="reference-data-dataset-state_contracts-dataset-federal_contracts-indicators-method-dataset-federal_contracts"></a>

2. Dataset documentation · USAspending / U.S. Treasury. [Federal Spending Guide: contract transactions](https://www.usaspending.gov/data/Federal-Spending-Guide.pdf#page=9). Pages 3, 5, 9 and 17: transactions, amount fields and recipient identifiers. Contract downloads contain prime award transactions. XH1B’s use of recipient identifiers for employer links is its own processing step. Checked 2026-10-18.