PSC Q509: Family & Internal Medicine Services

Q509 is the product and service code (PSC) federal agencies use for family & internal medicine services, in the medical, dental, and surgical svcs group. Here are the contracts open under it now, the NAICS codes it pairs with, and who buys and wins this work.

Open contracts now
0
Spending, FY2026
$78.4 million
Share to small businesses
77%

Where Q509 sits in the PSC Manual

  • Category: Service
  • Group Q: Medical Services
  • Group Q5: Medical, Dental, and Surgical SVCS
  • Code Q509: Family & Internal Medicine Services

NAICS codes used with PSC Q509

The NAICS code on a contract sets the size standard for who counts as small. These are the codes agencies pair with Q509 most often:

NAICSIndustrySpent, last 3 years
621111Offices of Physicians (except Mental Health Specialists)$84.7 million
561320Temporary Help Services$69.1 million
611310Colleges, Universities, and Professional Schools$34.7 million
621493Freestanding Ambulatory Surgical and Emergency Centers$10.2 million
622110General Medical and Surgical Hospitals$5.9 million
621999All Other Miscellaneous Ambulatory Health Care Services$2.5 million

Who buys under PSC Q509

Agencies with the most contract dollars under Q509 over the last three fiscal years, per USAspending.gov:

AgencyObligated
Department of Veterans Affairs$130.6 million
Indian Health Service$53.1 million
Department of the Army$17 million
Defense Health Agency$10 million
Social Security Administration$2.7 million
National Aeronautics and Space Administration$279,510
Health Resources and Services Administration$234,000
Federal Prison System / Bureau of Prisons$223,095

Federal spending under PSC Q509 by year

Fiscal yearContract obligations
FY2024$51.8 million
FY2025$75.4 million
FY2026$78.4 million
FY2027 (so far)$8.4 million

Who wins PSC Q509 contracts

CompanyObligated, last 3 years
Prairie Band Health Services Inc$16.4 million
Fedhealth Systems Alliance, LLC$15.5 million
Jade Wolf Operations, LLC$11.9 million
University of Maryland Emergency Medicine Associates, P.a.$11.5 million
White Stone Spectrum Healthcare Resources LLC$10.2 million
SI2 LLC$9.5 million
Medical Faculty Associates, Inc.$8.7 million
Medicus Healthcare Solutions, LLC$8.1 million
Dax Safety & Staffing Solutions, LLC$7.4 million
Dilligas Corp$6.7 million

Related PSC codes

  • Q501 Medical – Anesthesiology
  • Q502 Cardiology
  • Q503 Medical – Dentistry
  • Q504 Medical – Dermatology
  • Q505 Medical – Gastroenterology
  • Q506 Medical – Geriatric
  • Q507 Obstetrics & Gynecology
  • Q508 Hematology & Oncology
  • Q510 Medical – Neurology
  • Q511 Ophthalmology & Optometry

Frequently asked questions

What is PSC Q509?

Q509 is the service code in the federal Product and Service Code (PSC) Manual for family & internal medicine services, under Q (Medical Services) and Q5 (Medical, Dental, and Surgical SVCS). Agencies put a PSC on every contract to record what they bought.

What is the difference between a PSC and a NAICS code?

A PSC describes what the government is buying. A NAICS code describes the industry of the business doing the work, and it sets the SBA size standard for small business set-asides. Every contract notice has both.

Which NAICS code goes with PSC Q509?

Most federal contract dollars under PSC Q509 go with NAICS 621111 (Offices of Physicians (except Mental Health Specialists)), according to USAspending.gov. The contracting officer picks the NAICS code for each solicitation, so check the notice.

How do I find contracts that use PSC Q509?

Contract opportunities are posted on SAM.gov with their PSC and NAICS codes. FedReady can match new ones to your business and email you, free.

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