| Monday | 7:00 AM - 7:15 PM |
| Tuesday | 7:00 AM - 7:15 PM |
| Wednesday | 7:00 AM - 7:15 PM |
| Thursday | 7:00 AM - 7:15 PM |
| Friday | 7:00 AM - 7:00 PM |
| Sunday | Closed |
Steven K. Grundfast, MD, Fccp
Specialty
Pulmonary Disease
Languages
English
Seeing patients at
Patient Reviews
Patient review summary
Learn about our survey5
4
3
2
1
4.8
36 reviews
-
Mar 29, 2026Verified Review
I was very impressed by how thorough, professional, and patient-friendly Dr Grundfast was during my entire appointment. I actually recommended him on Nextdoor to a neighbor that was looking for a Pulmonologist.
-
Mar 5, 2026Verified Review
I like him for the care he is giving to my mom.
-
Mar 3, 2026Verified Review
He took the time to answer all my questions
-
Feb 27, 2026Verified Review
straight forward advice. Very efficient visits.
-
Jan 30, 2026Verified Review
He is a fantastic Healthcare provider
-
Jan 22, 2026Verified Review
X
-
Jan 19, 2026Verified Review
Compassionate care, attention to details, calm and attentive. Good listener and answer questions with respect and understanding.
-
Jan 14, 2026Verified Review
Dr. Grundfast is professional and has a very pleasant personality. He makes me feel comfortable with any questions I have for him. I like that he is knowledgeable about the care he provides
-
Jan 3, 2026Verified Review
I felt heard by him
-
Dec 19, 2025Verified Review
He has explained my particular situation very thoroughly, and professionally
-
Dec 2, 2025Verified Review
He always listens to my concerns, addresses and issues or problems. He has a very positive attitude, which is very reassuring.
-
Nov 26, 2025Verified Review
Easy to talk too. Made me feel listened too and relaxed . I trusted him. He answered all my questions.
-
Nov 25, 2025Verified Review
He provided exceptional assistance and guided me through my medication management with great care and professionalism.
-
Nov 15, 2025Verified Review
Great doctor
-
Nov 7, 2025Verified Review
Neutral rating because I have seen him once and he ordered a test so care is yet to come. I have no complaints, just can't give an opinion
-
Oct 17, 2025Verified Review
Well informed , answered questions, guided me in the right direction a few years ago!!!
-
Oct 16, 2025Verified Review
He listens to me and we decide things together
-
Oct 13, 2025Verified Review
Dr Grundfast has been my pulmonologist for many years and has kept me healthy and informed as to how to handle my situation. He is both friendly, supportive and protective of my health.
-
Oct 8, 2025Verified Review
Went over test results in a manner I could understand. Friendly and professional.
-
Oct 6, 2025Verified Review
Because the doctor was very thorough with explaining what was going on with me and he knew what was in my chart when he came in to examine me, I was very comfortable with my doctor, knowing what was going on and explaining to me what was going on with me and what the procedure was for moving forward
-
About Steven K. Grundfast, MD, Fccp
Dr. Steven K. Grundfast is an internist caring for adult patients. He supports preventive health and treatment of ongoing medical conditions.
Philosophy of care
Dr. Grundfast values long term patient relationships and informed care.
Gender
Male
Licenses
NY, 210221
Network Name
Crystal Run Healthcare
NPI
1710971049
-
Insurance accepted
This may not reflect all insurance accepted by the provider and is for informational purposes only.
- AARP
- Aetna
- Anthem/BCBS
- CDPHP
- Cigna
- Emblem
- FDNY/WTC911
- HealthFirst
- Humana
- MVP
- Magnacare
- MedicaidNY/Medicare
- Molina
- Multiplan
- NYSHIP
- Northwell
- Oscar
- Oxford
- Tricare
- UHC
- Univera
- VA/CHAMPVA
-
Medical School
-
Hahnemann Medical College
Residency
-
Crozer-Chester Medical Center
-
-
Awards and Publications
You are now leaving Optum and going to a third-party website operated by Google. Optum is not responsible for the content or accuracy of the information on this third-party site. We recommend you review the third-party site's privacy policy and terms of use, as Optum's will no longer apply.
Data use
We use cookies and similar tools to make your use of this website easy and to keep it working properly. We may share data about you and how you use the site with third parties, such as analytics and marketing partners. Learn more in our Privacy Policy and Terms of Use. By continuing to use the site, you agree to this.