NAICS Code 621910: Ambulance Services
National industry
SBA small business size standard: $22.5 million in average annual receipts
Definition
This industry comprises establishments primarily engaged in providing transportation of patients by ground or air, along with medical care. These services are often provided during a medical emergency but are not restricted to emergencies. The vehicles are equipped with lifesaving equipment operated by medically trained personnel.
Government contracts for this service: PSC V225 Ambulance Service
Code facts
- Part of
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-
62
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621
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6219
- 62191
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6219
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621
-
62
- Contract awards
- 1,360 In the last 12 months
- Contract obligations
- $422,860,314 In FY2025
NAICS codes and definitions come from the U.S. Census Bureau, size standards from the SBA and contract spending from SAM.gov/FPDS.
Business activities under NAICS 621910
- Air ambulance services
- Ambulance services, air or ground
- Emergency medical transportation services, air or ground
- Rescue services, air
- Rescue services, medical
Looking for another activity? Search the NAICS code lookup or browse business activities from A to Z.
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $23,513,661 |
| FY2026 | $335,458,096 |
| FY2025 | $422,860,314 |
| FY2024 | $414,329,876 |
| FY2023 | $233,720,988 |
Top contractors by obligations
| Rank | Contractor | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Excelsior Ambulance Service Inc. | $35,802,497 | |
| 2 | Reliance Medical Transport, LLC | $14,350,812 | |
| 3 | Medex Medical Transport Service Inc. | $11,745,215 | |
| 4 | Pro Care Emergency Medical Services, LLC | $9,311,722 | |
| 5 | Alert Ambulance Service, Inc. | $7,310,801 | |
| 6 | Wander Staffing LLC | $7,252,392 | |
| 7 | Heartland Ambulance Service LLC | $7,154,623 | |
| 8 | Journey Via Gurney, LLC | $6,809,155 | |
| 9 | Ohio Ambulance Solutions, LLC | $6,667,701 | |
| 10 | Medshore Ambulance Service, Inc. | $5,852,668 |
See the full FY2025 ranking of NAICS 621910 contractors, by parent company.
Top funding agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of Veterans Affairs | $246,067,715 | |
| 2 | Department of Agriculture | $56,005,529 | |
| 3 | Defense Health Agency | $24,068,808 | |
| 4 | Department of Justice | $10,864,923 | |
| 5 | Department of the Army | $8,211,451 | |
| 6 | Department of Health and Human Services | $5,556,580 | |
| 7 | Department of the Navy | $3,119,259 | |
| 8 | Department of State | $2,388,627 | |
| 9 | Department of Homeland Security | $1,796,866 | |
| 10 | National Aeronautics and Space Administration | $532,509 |
Top PSC codes by obligations
| Rank | PSC code | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | V225 Ambulance Service | $259,560,760 | |
| 2 |
F003 Forest/ |
$48,334,863 | |
| 3 | V119 Other Cargo and Freight Services | $19,700,042 | |
| 4 | Q999 Other Medical Services | $14,812,096 | |
| 5 | V129 Other Vehicle Charter for Transportation of Things | $7,537,757 | |
| 6 | Q529 Emergency Medicine Services | $2,523,036 | |
| 7 | Q201 Medical – Managed Healthcare | $1,952,714 | |
| 8 | V999 Other Transportation Travel and Relocation Services | $1,718,748 | |
| 9 | V227 Navigational Aid and Pilotage Services | $1,352,500 | |
| 10 | V222 Passenger Motor Charter Service | $750,000 |
Contract obligations by state
| Rank | Place of performance | Obligated, last 12 months | Share |
|---|---|---|---|
| 1 | California | $22,835,113 | |
| 2 | Texas | $22,421,495 | |
| 3 | Oregon | $21,941,742 | |
| 4 | Georgia | $18,984,362 | |
| 5 | Pennsylvania | $16,675,158 | |
| 6 | Virginia | $14,560,878 | |
| 7 | North Carolina | $11,281,787 | |
| 8 | South Carolina | $10,665,224 | |
| 9 | Massachusetts | $10,546,982 | |
| 10 | Colorado | $10,452,342 | |
| 11 | Florida | $9,706,535 | |
| 12 | Indiana | $8,971,285 | |
| 13 | West Virginia | $7,116,451 | |
| 14 | Ohio | $7,077,361 | |
| 15 | Arizona | $6,902,789 | |
| 16 | Washington | $6,285,897 | |
| 17 | Utah | $5,493,722 | |
| 18 | Alabama | $5,410,694 | |
| 19 | Minnesota | $5,310,017 | |
| 20 | Missouri | $5,018,745 | |
| 21 | Michigan | $4,522,310 | |
| 22 | New Mexico | $4,254,707 | |
| 23 | Nevada | $3,962,893 | |
| 24 | Montana | $3,883,628 | |
| 25 | Arkansas | $3,855,251 | |
| 26 | Hawaii | $3,452,159 | |
| 27 | South Dakota | $3,226,725 | |
| 28 | Illinois | $2,706,934 | |
| 29 | Louisiana | $2,454,073 | |
| 30 | Idaho | $2,398,808 | |
| 31 | District of Columbia | $2,367,614 | |
| 32 | Nebraska | $1,982,075 | |
| 33 | Kansas | $1,900,928 | |
| 34 | Connecticut | $1,804,604 | |
| 35 | Maryland | $1,767,449 | |
| 36 | Iowa | $1,316,151 | |
| 37 | New Jersey | $1,220,416 | |
| 38 | New Hampshire | $1,109,672 | |
| 39 | Vermont | $1,099,355 | |
| 40 | Puerto Rico | $974,803 | |
| 41 | New York | $936,444 | |
| 42 | Wyoming | $896,261 | |
| 43 | Oklahoma | $774,893 | |
| 44 | Maine | $465,540 | |
| 45 | Rhode Island | $164,833 | |
| 46 | Delaware | $152,580 | |
| 47 | Wisconsin | $148,561 |
Show all 47
Shares are of everything obligated under NAICS 621910 in the last 12 months before deobligations, including work performed abroad or with no place of performance on record.
Contract opportunities
Show 33 more
Latest 43 of 2,889 listed here. See the rest on GovTribe.
Size standard history
Federal Register rules that named this code
Show all 11
Proposed size standard changes
| Proposed rule | Published | Comments |
|---|---|---|
| Small Business Size Standards: Monetary-Based Industry Size Standards | Closed Oct 21, 2025No final rule found |
From the NAICS codes each rule's amendments to 13 CFR 121.201 name. Rules that print their size standard tables as images aren't listed.
Quick answers
What is NAICS 621910?
NAICS 621910 is Ambulance Services, a national industry in NAICS 62, Health Care and Social Assistance.
What is the NAICS code for air ambulance services?
The NAICS code for air ambulance services is 621910, Ambulance Services.
What is the NAICS code for rescue services, air?
The NAICS code for rescue services, air is 621910, Ambulance Services.
What is the NAICS code for ambulance services, air or ground?
The NAICS code for ambulance services, air or ground is 621910, Ambulance Services.
When did the size standard for NAICS 621910 last change?
The most recent Federal Register rule on record that names NAICS 621910 in the SBA's size standards is "Small Business Size Standards: Adjustment of Monetary-Based Size Standards, Disadvantage Thresholds, and 8(a) Eligibility Thresholds for Inflation" (87 FR 69118), published Nov 17, 2022 and effective Dec 19, 2022.
How much do federal agencies spend under NAICS 621910?
Federal contracts under NAICS 621910 obligated $422,860,314 in fiscal year 2025 and $1,429,882,935 in fiscal years 2023 through 2027.
Who are the largest contractors under NAICS 621910?
The contractors with the most obligated under NAICS 621910 in fiscal years 2026 and 2027 are Excelsior Ambulance Service Inc. ($35,802,497); Reliance Medical Transport, LLC ($14,350,812); and Medex Medical Transport Service Inc. ($11,745,215).
Which agencies buy the most under NAICS 621910?
The agencies that obligated the most under NAICS 621910 in fiscal years 2026 and 2027 are Department of Veterans Affairs ($246,067,715), Department of Agriculture ($56,005,529) and Defense Health Agency ($24,068,808).
Which PSC codes are used with NAICS 621910?
The PSC codes with the most obligated under NAICS 621910 in fiscal years 2026 and 2027 are V225 Ambulance Service, F003 Forest/
Where is the work under NAICS 621910 performed?
By place of performance, the states with the most contract obligations under NAICS 621910 over the last 12 months are California ($22,835,113), Texas ($22,421,495) and Oregon ($21,941,742).
What is the latest contract opportunity under NAICS 621910?
The latest contract opportunity under NAICS 621910 is V225--Ground Ambulance Services -BLS, ALS and CCT Service, pre-solicitation from Veterans Integrated Service Network 22 (VHA), posted November 5, 2026.
On GovTribe
See everything under NAICS 621910
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