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NAICS Code· 621999

NAICS 621999: All Other Miscellaneous Ambulatory Health Care Services

This U.S. industry comprises establishments primarily engaged in providing ambulatory health care services (except offices of physicians, dentists, and other health practitioners; outpatient care centers; medical and diagnostic laboratories; home health care providers; ambulances; and blood and organ banks). Illustrative Examples: Health screening services (except by offices of health practitioners) Physical fitness evaluation services (except by offices of health practitioners) Hearing testing services (except by offices of audiologists) Smoking cessation programs Pacemaker monitoring services Cross-References.Show more

NAICS 621999 — All Other Miscellaneous Ambulatory Health Care Services encompasses specialized outpatient health care services that do not fit into more defined categories such as physician offices, dental clinics, or mental health centers. This includes niche ambulatory services like mobile health units, telehealth coordination platforms, occupational health screenings, travel medicine clinics, and non-routine diagnostic support services delivered outside traditional hospital settings.

48
Active Contracts
$255.8M
Total Obligations (12mo)
205
Awarded Contracts (12mo)
109
Contractors Awarded (12mo)
1
Median Bidders per Award
-34.6%
YoY Growth

Awarded Contractors

Companies that have received federal awards classified under NAICS 621999.

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NAICS 621999 FAQ

Frequently Asked Questions

NAICS code 621999 covers All Other Miscellaneous Ambulatory Health Care Services. This U.S. industry comprises establishments primarily engaged in providing ambulatory health care services (except offices of physicians, dentists, and other health practitioners; outpatient care centers; medical and diagnostic laboratories; home health care providers; ambulances; and blood and organ banks). Illustrative Examples: Health screening services (except by offices of health practitioners) Physical fitness evaluation services (except by offices of health practitioners) Hearing testing services (except by offices of audiologists) Smoking cessation programs Pacemaker monitoring services Cross-References.

Recently Posted in All Other Miscellaneous Ambulatory Health Care Services

NAICS: 621999
New
Federal
Global Medical Evacuation Coordination & Case Management
NASA Johnson Space Center

POSTED

2 days ago

DEADLINE

in 17 days
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NAICS: 621999
New
SLED
Utilization Review ServicesThis subcontract for Utilization Review Services involves performing clinical reviews of medical treatments to determine medical necessity and appropriateness based on workers compensation guidelines. The scope of work encompasses prospective, concurrent, and retrospective reviews to ensure healthcare services align with established standards. The opportunity is issued by the state of Michigan in Lansing under NAICS code 621999. Interested parties must submit their responses by the deadline of September 1, 2026, following the posting date of August 26, 2026.
Lansing

POSTED

3 days ago

DEADLINE

in 3 days
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NAICS: 621999
New
SLED
DPH | HIV Hospice Care and Mental Health Services
Solicitation # SFGOV-0000012013
The San Francisco Department of Public Health is seeking proposals from qualified firms to provide HIV Hospice Care and Mental Health Services. To be eligible, applicants must operate a licensed hospice care facility. This solicitation, identified as SFGOV-0000012013, aims to establish professional care services within the city of San Francisco. The proposal process begins with a pre-proposal conference on September 9, 2026, with a final deadline for proposal submissions by 2:00 PM PT on October 1, 2026. The city expects to announce the award in November 2026, with an estimated contract start date of March 1, 2027. Lilian Henriquez Duran serves as the primary point of contact for this opportunity.
San Francisco Department of Public Health

POSTED

4 days ago

DEADLINE

in about 1 month
View Details
NAICS: 621999
New
Federal
Hematology, Coagulation Analyzers Maintenance
Solicitation # 12480015
The Defense Health Agency is seeking a contractor to provide a comprehensive reagent delivery and maintenance program for hematology analyzers at the U.S. Naval Hospital Rota in Spain. The selected vendor will be responsible for the continuous and uninterrupted supply of all necessary reagents, calibrators, quality controls, and consumables required for equipment operation. In addition to supply chain management, the contractor must ensure clinical readiness and instrument uptime by providing all scheduled preventive maintenance and on-demand corrective maintenance, including all associated parts, labor, and travel. This all-inclusive contract is managed under solicitation number 12480015 with a response deadline of September 8, 2026.
Defense Health Agency

POSTED

4 days ago

DEADLINE

in 10 days
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NAICS: 621999
New
SLED
Medical Support Services for Remote Endurance EventMono County is seeking a subcontractor to provide comprehensive medical support services for a remote endurance event located in Mammoth Lakes, California. The contract focuses on the provision of on-site medical personnel and emergency response teams stationed at key aid points and along a 218-mile route to maintain runner health and safety. This subcontract, categorized under NAICS code 621999, was posted on August 25, 2026. The primary objective is to ensure professional medical coverage across a vast and remote area to manage emergencies and provide necessary healthcare interventions for participants throughout the duration of the event.
Mono County

POSTED

4 days ago

DEADLINE

N/A
View Details
NAICS: 621999
New
SLED
Care Coordination and Continuity ManagementThe Care Coordination and Continuity Management subcontract, issued by Harris County, Texas, focuses on maintaining seamless healthcare transitions between detention facilities and external providers. The primary objective is to ensure the secure exchange of prescriptions, care plans, and the coordination of follow-up medical services to prevent gaps in patient care. This opportunity is categorized under NAICS code 621999 and was posted on August 24, 2026. Interested parties must submit their responses by the deadline of September 25, 2026. Further details and application processes are available through the Harris County Bonfire hub portal.
Harris County

POSTED

5 days ago

DEADLINE

in 27 days
View Details
NAICS: 621999
Closed
Federal
Dental and Audiology Coordinator for the Vermont Army National Guard
Solicitation # W912LN26QA023
This contract establishes a non-personal services agreement to deliver administrative support to the Vermont Army National Guard Deputy State Surgeon’s Office for the Dental Health and Hearing Conservation Programs, with the goal of ensuring medical, dental, and auditory readiness in compliance with Army Regulations 40-501 and 40-502. The contractor is required to provide a single full-time Medical Records Clerk, classified under the mandatory Service Contract Act labor category 12160, to perform independent, non-clinical administrative tasks including data entry, records tracking, scheduling, and metrics reporting using federal and military systems such as MEDCHART, eCase, DENCLASS, and MEDPROS. The contractor retains full responsibility for personnel selection, management, and performance, with no direct supervision or administrative control by government personnel, maintaining strict separation to prevent any co-employment relationship. All personnel must be U.S. citizens eligible for a Tier 1 background investigation to obtain a Common Access Card and must demonstrate at least two years of hands-on experience in healthcare administration, specifically in medical or dental records management, with proficiency in Microsoft Office Suite and secure military databases. They must also have prior exposure to handling Protected Health Information and Personally Identifiable Information under HIPAA, HITECH, and military privacy standards. The contract enforces strict compliance with the Service Contract Act, requiring labor rates to meet or exceed the Department of Labor’s wage determination for the Medical Record Clerk role. To be eligible for award, offerors must have an active, verified NIST SP 800-171 Basic Assessment score in the Supplier Performance Risk System at the time of submission, with no exceptions or post-deadline updates permitted. This solicitation is a Service-Disabled Veteran-Owned Small Business (SDVOSB) set-aside with a response deadline of August 24, 2026, and questions must be submitted no later than August 16, 2026.
W7N4 Uspfo Activity Vt Arng

POSTED

5 days ago

CLOSED

3 days ago
View Details
NAICS: 621999
Closed
Federal
Onsite drug testing
Solicitation # 70US0926Q70092860
This solicitation, issued by the U.S. Secret Service under the Department of Homeland Security, is for onsite drug testing services located in Washington, D.C. The procurement is designated as a total Small Business Set-Aside under NAICS code 621999. Amendment 1 has been issued to provide potential respondents with essential updates, specifically incorporating a Q&A document and revised onsite drug testing provision clauses. Interested parties must submit their responses by the deadline of August 26, 2026, at 6:00 PM. The solicitation is managed through the agency's office in Washington, D.C., with designated points of contact available for inquiries. This opportunity is specifically tailored to support the operational requirements of the U.S. Secret Service through specialized testing provisions.
U S Secret Service

POSTED

5 days ago

CLOSED

3 days ago
View Details
NAICS: 621999
Awarded
SLED
Trauma System State Medical Director
Solicitation # 2025-REQ-257
The Bureau of Acute Care Systems in Mississippi is seeking a Trauma System State Medical Director to provide clinical leadership and physician advisory services for the statewide trauma system. The successful candidate will be responsible for the development, implementation, evaluation, and continuous improvement of trauma care protocols. This role requires close collaboration with the State Trauma Program, the Trauma Advisory Committee, hospitals, Emergency Medical Services, and various public health stakeholders to foster a coordinated, evidence-based system aimed at improving patient outcomes throughout the state. To qualify for this position, the individual must be a practicing trauma surgeon who is currently licensed in Mississippi and actively practicing within a trauma center. This solicitation was posted on August 21, 2026, with a response deadline of September 16, 2026. Interested parties can coordinate with the Mississippi Department of Health regarding the procurement process and specific requirements for this state-level leadership role.
Bureau of Acute Care Systems

POSTED

8 days ago

DEADLINE

in 18 days
View Details
NAICS: 621999
SLED
Drug-Free Workplace Program Implementation
Job and Family Services

POSTED

8 days ago

DEADLINE

in 25 days
View Details
NAICS: 621999
SLED
Healthcare Program Management SupportCovered California is seeking a subcontractor to provide specialized project management expertise to support various healthcare programs. The scope of work focuses on the implementation and management of enrollment systems, policy rollouts, and public outreach campaigns that align with the agency's mission to expand healthcare access. This opportunity is categorized under NAICS code 621999. The solicitation was posted on August 20, 2026, and interested parties must submit their responses by the deadline of September 28, 2026.
Covered California

POSTED

9 days ago

DEADLINE

in about 1 month
View Details
NAICS: 621999
Federal
Q--HHS OIG Medical Direction and Training Support
Solicitation # 140D0426Q0856
The Department of the Interior, through the Interior Business Center Acquisition Services Directorate, has issued a presolicitation notice for medical direction and training support for the HHS OIG. This opportunity, identified by solicitation number 140D0426Q0856, falls under NAICS code 621999 and is being managed by the office located in Herndon, Virginia. The notice was posted on August 19, 2026, with a response deadline set for September 3, 2026, at 5:00 PM. Interested parties may contact Jamie Gregar for further information regarding this requirement.
Ibc Acq Svcs Directorate (00004)

POSTED

10 days ago

DEADLINE

in 5 days
View Details

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