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A woman with long hair holds a dental aligner and smiles, sitting on a wooden floor.

Find Out If Dental Invisalign Are Right For Your Smile!

Why Choose Penn Dental Arts for Invisalign?

  • Certified Invisalign Provider
  • Multiple Payment Options Available for Dental Patients
  • Dental Practice Provides Invisalign Care – No Referrals Needed
A woman sitting in a dental chair holds a clear aligner near her teeth, smiling.

Over 1,000 5 Stars Reviews & Counting

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Jim Cuvo
Very friendly and accommodating staff. Always making sure you’re comfortable and having no issues. Highly recommend.
Ken Alexander
Most amazing dentist I’ve ever met. Very comprehensive and impassioned. Happy to be referred here.
Charlotte Wagner
This dentist is amazing I had a crown fall off and I want not even a patient and they helped me as If I was a patient forever The office staff are great and very friendly I am now officially a patient with them because I am very grateful and happy with the care that they gave me. if your looking for a great dentist and staff than this is your best choice ever !
Richard Harding
Excellent service, it’s like family there and everyone is very nice and attentive to your needs. I already recommended Penn Dental to others.
Tracey Dries
Dr Patel made me feel very relaxed . He's very nice . I had a great experience at his office . I believe it was rhe first time I felt so comfortable w a dentist
Janice
They literally took me last minute about an hour before they close, I even got there alittle late due to work and traffic and they were so understanding. All the staff was very kind, warm and welcoming. The front desk receptionist was amazing and very helpful, even before the apt she got me situated and answered all my questions. The doctor was amazing he took his time explaining things and was very compassionate- he went above and beyond, I don’t have insurance and they were mindful of that and willing to work with me, Iv been experiencing a horrible amount of pain and I have an extremely high tolerance but this has had me in tears literally, we came up with a game plan on the first visit which I was very appreciative of. I will definitely be going back.
Lauren Humphrey
My experience has been very good. From the front desk to Dr Patel. It’s hard to find good dentists in the area, but Dr Patel is very friendly and professional. He listens attentively and ensures your comfortable. I highly recommend anyone giving this place a try!
G B
I was Dr Gaspari's patient 30 years ago when he was in the Poconos. I always had good and positive visits. I visited him several times after he moved to the Lehigh Valley. Then the trip wasn't easy for me to make at that time. I recently began treatment again with him. It is a pleasure to have him treat my perio problems. I feel nostagically comfortable. With the generous plan I have, I am hoping to visit Dr. Gaspari 4x a year to keep my perio in good shspe, and see my general dentist 2x a year.
Deborah Pastelyak
I was here at Penn Dental Arts for the first time, from the first phone call , to making an appointment and then meeting Dr. Patel and the staff I was really impressed. They were knowledgeable, kind and extremely helpful.
marie davis
I love everything about this office. Everyone is very friendly and caring. I was extremely nervous about getting a cleaning as I have had alot of trauma over the years when it comes to dentists. The staff here eased my anxiety and the nitro gas was a huge help to help me relax. The office is also very clean and everyone is very professional. I will definitely refer my husband and friends to this office.
E I
Dr Patel has saved my teeth that were not properly cared for by another provider. He is very thorough, has cutting edge equipment and experienced staff. He takes his time, explains everything well, and is compassionate.
Chantay Burnell
My comfort started when I first spotted speaking to the young lady at the front desk. They were very professional straightforward and it was a quick wait. I really can appreciate that however, once I got in and I spoke with the doctor for my mouth, I was ecstatic to find finally someone Who understood what needed to be done. He took a look at it and was able to set a plan up for me to replace the work that another dentist had done which had been pressing into my gum and swelling. I am very grateful that I found such a caring doctor that cautiously takes his time to diagnose the situation of irritation that had occurred. I look forward to getting this situation. Addressed safely now with this doctor.
Magaly Rivera
I Love, Love coming to Penn Dental!! Every time I go they make Me feel like I’m the only one there. I get treated with the utmost respect and every procedure they do they explain thoroughly. When they trained their staff the staff Understood the assignment and more! 👍🏽👍🏽
Yvonne Kaiser
I've had a Very Good Experience with my Doctor, Dr. Patel. He's a Very Blessed Good man and he's Very kind. And All the Nurses are wonderful. Especially the one that takes care of me when I sit in the chair. I really appreciate it All. Thank You. God Bless You All.
Ken Gardner
Dr. Patel was incredibly thorough, gentle, and took the time to explain everything clearly. They made sure I was comfortable throughout the entire visit. The hygienist did a fantastic job and I left feeling great about my dental health.
Rosemary Kaminski
I had my first dental visit 3 years after getting dentures. My bottoms always come loose when I eat preventing me from enjoying many of the foods that I love. The doctor was amazingly honest. He explained the problem and didn’t charge me for the visit. He told me not to waste my money on new dentures but helped me come up with a plan to slowly move forward toward looking into dental implants. He spent a lot of time with me and was extremely knowledgeable. The whole staff was super friendly and went out of their way to make me feel welcome. I will definitely be going back.
Devang Shah
Great experience. Had a dental Implant outside USA and went to Dr. Ronak. He immediately took care of the issue and resolved it quickly. Listens carefully and patiently and explains the procedure and rationale of the treatment well. Gives time to patient unlike the other Drs. Very gentle and almost painless pair of hands. Very polite and supportive and friendly staff. Will recommend without any hesitation to anyone.
Laura Barry
I just got my cleaning and it felt so good! Ed did a wonderful job, and he explains what he's doing during it. I love Penn Dental Arts.  The staff are wonderful and kind. Also, Dr. Patel is a dream! His expertise  and knowledge is so appreciated. All of them such sweet people. LJ their dental assistant is so sweet, patient and gentle with her patients.
kavion campbell
Great place staff is amazing, Marissa greets you with a smile the moment you enter. Ed my Hygienist did a great job with my cleaning and I got reunited with my Dentist Dr. Patel because I drove all the way from Philadelphia so that tells you how good he is. Thanks again guys..
A woman with curly hair and glasses sits in a chair, smiling comfortably.
Marie
A dentist talks with a smiling patient during a dental check-up in the clinic.
Kathleen
A woman at a reception desk smiles and speaks to a visitor with white hair.
Kirk

A Clear, Comfortable Way to Straighten Your Smile

A dentist examines a patient's teeth using dental tools, while the patient lies in the chair.

Compassionate, Personalized Care

We take time to understand your goals and concerns. Whether you're focused on comfort, timing, or cost, we’ll guide you through the process without pressure or judgment.

Genuine Advice You Can Trust

You’ll never be upsold or rushed into a decision. We give honest recommendations based on what’s best for your smile, not just what’s next on the list.

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Flexible Treatment & Payment Options

We offer in-house scanning, custom care plans, and flexible financing to make Invisalign more accessible. Our team helps you navigate every step, from start to finish.

What Invisalign Can Fix

Invisalign is more than cosmetic—it’s a functional solution for a range of common dental concerns. Straightening your teeth can make them easier to clean, improve your bite, and reduce long-term wear on your enamel.

Crooked Teeth:

Misaligned teeth not only affect how your smile looks—they can also make brushing and flossing harder. Invisalign gently shifts your teeth into better alignment, improving both your confidence and your oral hygiene.

Crowding:

When teeth are too close together, it can lead to plaque buildup, decay, and gum problems. Invisalign creates space where it’s needed, helping prevent future dental issues and making room for a healthier smile.

Gaps:

Spaces between teeth can affect your bite and cause food to get trapped. Invisalign gradually closes these gaps for a more even, balanced smile that’s both functional and attractive.

Bite Issues:

Invisalign can correct mild to moderate overbites, underbites, and crossbites. Aligning your bite properly can reduce jaw discomfort, prevent tooth wear, and improve chewing and speaking.

Is Invisalign Right for You?

Invisalign is ideal for teens and adults who want straighter teeth without the look or feel of traditional braces. It’s especially helpful if you want a flexible solution that fits your lifestyle, whether you're balancing work, school, or family life.

If you're unsure whether Invisalign is the right option, we’re here to guide you. During your consultation, we’ll review your goals, examine your bite, and provide an honest recommendation based on what’s best for your smile and long-term health.

How Invisalign Works

At Penn Dental Arts, we make sure your Invisalign experience is easy to follow, clearly explained, and personalized every step of the way. You won’t just receive a treatment—you’ll receive ongoing support and expert care from a team that’s focused on your goals.

Step 1

Digital Scan & Consultation

We start with a consultation right here in our Bethlehem office. Using our iTero digital scanner, we capture a precise 3D image of your teeth—no goopy impressions needed. This scan allows us to create a digital simulation of how your teeth will move over time, so you can preview your future smile and feel confident moving forward. We’ll also take the time to answer any questions and explain exactly what to expect.

Step 2

Custom Aligner Design

Your treatment plan is created using advanced computer modeling based on your scan. Each set of aligners is custom-made to gently shift your teeth in stages. Because the plan is mapped out in detail from day one, you’ll know how long treatment is expected to take and what each phase will involve.

Step 3

Daily Wear 

Invisalign aligners are made from clear, BPA-free plastic and are shaped to fit snugly over your teeth. You’ll wear them for 20 to 22 hours a day, removing them only to eat, brush, or drink anything besides water. Most patients change to a new set every 1–2 weeks. You’ll notice changes as your smile progresses—and because the aligners are nearly invisible, most people won’t even know you’re wearing them.

Step 4

Progress Check-Ins

Throughout your treatment, we’ll schedule regular check-ins to make sure everything’s moving according to plan. These visits are quick and comfortable, and give you a chance to ask questions, get new aligners, and stay on track. You’ll always be seen by a dentist who knows your case personally and cares about your results.

Meet Our Team

Dr. Ronak Patel

I’ve been doing this for over 20 years, and what matters most to me is making sure you feel heard and cared for. Whether it’s a routine visit or something more complex, I’ll walk you through it with clear answers and a plan that fits your needs.

Meet Dr. Patel
Dr. Ronak Patel

Dr. Joseph A. Gaspari

I’ve been helping patients improve their gum health for over 40 years, and I still love what I do. My goal is always to make treatment as easy and comfortable as possible, using the latest techniques to get the best results.

Meet Dr. Gaspari
Dr. Joseph A. Gaspari

Creating Smiles for 40+ Years

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Genuine Advice

The treatments we recommend are based entirely on your goals, wants, and needs.
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Generations of Trust

Patients have grown up with our practice and now bring their families to see us.
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Truly Comprehensive Care

Our team features a highly trained general dentist and board-certified periodontist.
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Flexible Affordability

We accept PPO dental insurance and offer several other payment options.

Frequently Asked Questions

What happens after I finish Invisalign?

Once your Invisalign treatment is complete, you’ll wear a retainer to help your teeth stay in their new position. At our Bethlehem dental office, we’ll customize a retention plan that works for you and protects your investment long term.

How do I clean my Invisalign aligners?

To keep your aligners clear and odor-free, rinse them daily with lukewarm water and use a gentle, non-abrasive soap or Invisalign cleaning crystals. Avoid hot water, which can warp the plastic.

Is Invisalign a good option for teens?

Yes, Invisalign is a popular choice for teens in Bethlehem who want a discreet and comfortable alternative to braces. We offer Invisalign Teen with built-in wear indicators and room for growing smiles, all with the flexibility busy teens need.

How often do I need Invisalign check-ins?

We typically schedule visits every 6 to 8 weeks at our Bethlehem office to monitor your progress and give you your next sets of aligners. These appointments are quick and ensure your treatment stays on track.

Will Invisalign affect my speech?

Some patients notice a slight adjustment in their speech when they first start wearing aligners, but this usually fades within a few days. Most people in Bethlehem adapt quickly and find that the aligners don’t interfere with work or school communication.

How much does Invisalign cost in Bethlehem, PA?

The total cost varies depending on your treatment complexity, but we’ll provide a detailed breakdown during your consultation. We accept most dental insurance plans and offer flexible monthly financing to make Invisalign affordable for every budget.

Can I eat normally while using Invisalign?

Absolutely. You’ll remove your aligners when you eat or drink, which means no food restrictions. Bethlehem Invisalign patients love that they can still enjoy their favorite meals—including corn on the cob or popcorn—without worrying about brackets or wires.

Is Invisalign comfortable to wear?

Yes. Invisalign aligners are made from smooth, BPA-free plastic and custom-fitted to your teeth. Unlike metal braces, they won’t poke or irritate the inside of your mouth, making them a more comfortable choice for everyday wear.

How long does Invisalign treatment take?

Most patients in Bethlehem complete their Invisalign treatment within 12 to 18 months. Your timeline depends on your specific needs, and we’ll give you a clear estimate after reviewing your digital scan during your first visit.

Check your insurance

Located in Bethlehem, PA

Monday
9AM - 4PM
Tuesday
9AM - 5PM
Wednesday
9AM - 2PM
Thursday
9AM - 5PM
Friday
9AM - 2PM
Saturday
Closed
Sunday
Closed
Mon - Fri
9AM - 4PM
Saturday
Closed
Sunday
Closed

We’re easily accessible from 33, William Penn Hwy and Freemansburg Ave. This makes it easy not just for patients in Bethlehem to visit us, but we also welcome those from William Penn Manor, Middletown, Wilson, West Easton, Easton, and Lincoln Terrace.

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Let’s Take Care of Your Smile