Form 10-K/A - Annual report [Section 13 and 15(d), not S-K Item 405]: [Amend]
SEC Accession No. 0001140361-22-023989
Filing Date
2022-06-24
Accepted
2022-06-24 16:09:33
Documents
66
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 10-K/A brhc10038917_10ka.htm   iXBRL 10-K/A 1679488
2 EXHIBIT 31.1 brhc10038917_ex31-1.htm EX-31.1 12144
3 EXHIBIT 32.1 brhc10038917_ex32-1.htm EX-32.1 4610
  Complete submission text file 0001140361-22-023989.txt   9574135

Data Files

Seq Description Document Type Size
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5 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE usnu-20211231_cal.xml EX-101.CAL 61218
6 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE usnu-20211231_def.xml EX-101.DEF 285941
7 XBRL TAXONOMY EXTENSION LABEL LINKBASE usnu-20211231_lab.xml EX-101.LAB 608596
8 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE usnu-20211231_pre.xml EX-101.PRE 473811
60 EXTRACTED XBRL INSTANCE DOCUMENT brhc10038917_10ka_htm.xml XML 1883324
Mailing Address 2400 RESEARCH BLVD SUITE 325 ROCKVILLE MD 20850
Business Address 2400 RESEARCH BLVD SUITE 325 ROCKVILLE MD 20850 3012088998
U.S. NeuroSurgical Holdings, Inc. (Filer) CIK: 0001089815 (see all company filings)

EIN.: 521842411 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K/A | Act: 34 | File No.: 000-26575 | Film No.: 221040109
SIC: 8093 Services-Specialty Outpatient Facilities, NEC