Walk-in urgent care at 100 Powder Mill Rd, Acton, MA 01720. Our Acton clinic sits on Powder Mill Road, minutes from Route 2 and Route 27, with free parking directly outside the door and step-free access from the lot.


Hours
| Day | Open |
|---|---|
| Monday – Friday | 8:00 am – 8:00 pm |
| Saturday | 9:00 am – 5:00 pm |
| Sunday | 9:00 am – 5:00 pm |
Call or reserve your spot
Speak to our team
978-637-2320 — for anything at all: what we treat, the current wait, results, records, refills, follow-up or a question about a bill.
Outside open hours
Voicemail is checked at the start of each clinic day. If it cannot wait, go to your nearest emergency department or call 911.
Reserve your spot
Pick a time at the Acton clinic on our secure scheduling page. Walk-ins are always welcome.
Getting here
Our Acton clinic sits on Powder Mill Road, minutes from Route 2 and Route 27, with free parking directly outside the door and step-free access from the lot.
Areas we commonly see patients from: Acton, Concord, Maynard, Stow, Boxborough, Littleton, Westford, Carlisle, Sudbury, Harvard.
What we treat here
Illness & Infections
Fever, sore throat, cough, flu, sinus and ear infections — diagnosed and treated the same day.
Minor Injuries & Wounds
Sprains, possible fractures, cuts needing stitches, burns, and abscess drainage.
X-Ray, EKG & On-Site Lab
Digital X-ray, EKG, urinalysis and blood work read during your visit.
COVID-19, Flu & Strep Testing
Rapid tests with results before you leave, plus treatment if you need it.
IV Hydration Therapy
Fluids, electrolytes and anti-nausea medication for dehydration and depleting illness.
Allergies & Asthma
Allergic reactions, insect stings, seasonal allergies, and asthma flare-ups.
Skin Conditions & Rashes
Rashes, hives, skin and eye infections, athlete’s foot, and diaper rash.
Stomach & Urinary Care
Abdominal pain, nausea and vomiting, stomach bugs, and urinary tract infections.
Headache & Migraine
Assessment and same-visit relief for migraine and severe headache.
Confidential STD Testing
Private, judgment-free testing and treatment, with results through the portal.
Physicals
School, sports, camp, pre-employment and immigration physicals — usually walk-in.
DOT Physicals
Certified DOT examinations for commercial drivers, with your card the same day.
Occupational & Employer Health
Workers’ compensation injuries, drug and alcohol screening, employee vaccinations.
Walk-In Clinic
No appointment needed. Walk in during open hours at either location.
Providers at Acton

Muhammad Bajwa, MD
Dr. Bajwa is a board-certified internal medicine physician and the clinical lead across both of our clinics. He treats adults and children for everything from fevers and infections to fractures and wound care, and he sets the clinical standards our whole team works to.
Acton & Canton

Thu Nguyen, PA-C
Thu treats walk-in illness and injury at our Acton clinic, with a particular interest in pediatric care and in taking the time to explain a diagnosis clearly before anyone leaves the room.
Acton
ZC
Zenia Chakladar, PA-C
Zenia sees patients of all ages in Acton for acute illness, minor injuries, and occupational health visits, including physicals and work-related evaluations.
Acton
AU
Ariana Urlanis, CNP
Ariana sees patients at both of our clinics, caring for children and adults through same-day illness, minor injury and preventive visits, and taking the time to make sure you leave understanding the plan.
Acton & Canton
Paying for your visit
We are in network with most major Massachusetts plans, and self-pay pricing is flat and published. The front desk will tell you what your visit will cost before you are seen.
Insurance and pricing
Plans we accept and our self-pay rates.
When to call 911 instead
Urgent care is not the right place for a life-threatening problem. Call 911 or go to your nearest emergency department for any of these:
- Chest pain, pressure, or tightness
- Trouble breathing or shortness of breath at rest
- Sudden weakness, numbness, facial droop, or trouble speaking
- Heavy bleeding that does not slow with firm pressure
- A head injury with confusion, repeated vomiting, or loss of consciousness
- A seizure, or fainting without a clear cause
- Severe abdominal pain, or a stiff neck with fever
- Thoughts of harming yourself
Questions about this clinic
Do I need an appointment at the Acton clinic?
No. Walk in any time during open hours. You can also reserve a time with the Reserve my spot button.
What are the Acton hours?
Monday to Friday 8:00 am – 8:00 pm, Saturday 9:00 am – 5:00 pm, Sunday 9:00 am – 5:00 pm.
Is there an X-ray at this location?
Yes. Digital X-ray and on-site laboratory testing are available here during all open hours.
Where is your other clinic?
Our Canton Urgent Care is at 95 Washington St, Suite 204A, Canton, MA 02021. Call 339-502-9889.
Walk in today
No appointment needed at either clinic. Call ahead to check the wait, or reserve your spot online.
