Locations
Office
Boston, MA
Phone
Insurances accepted
Blue Cross Blue Shield Of Massachusetts
TUFTS Health Plan
UNICARE
Harvard Pilgim Health Care
About
Bio
Dr. Grella is a primary care pediatrician at Massachusetts General Hospital in Boston, MA. His interests include newborn medicine, ADHD, vaccination and adolescent health care.
SpecialtiesDoctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.
Doctors may have more than one area of specialty interest. Board certification in a specialty area means the doctor has completed formal training and has practice experience in that specialty, and has passed the certification examination from the corresponding accredited medical specialty board.
Pediatrics
Licenses
United States: Massachusetts
Doctor Q&A
31 Answers
4 Agrees
The number of answers this doctor has agreed with.
A 18-year-old male asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Prescription only: All treatments for chlamydia are oral medications available by prescription only. You should see a doctor ASAP.
Created for people with ongoing healthcare needs but benefits everyone.
427 viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No: Most likely getting a mammogram while nursing will not be helpful, since you have increased size of the breast glands and you might get flagged as a f... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No: Although most people who get chickenpox get a mild illness, 1% of those infected are hospitalized and 1% of those (or 1 in 10, 000) die of complicatio... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.5k viewsReviewed >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No: Most vaccines are made of "killed" or inactivated components of the viruses or bacteria that cause a disease. Some vaccines are weakened "live virus"... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.5k viewsReviewed >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
See doc or ER now: "wheezing a lot" and "hard to breathe" are a bad combination - your baby could have a simple cold, or could have bronchiolitis, pneumonia, have a fore... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A 21-year-old female asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Very common: A big bump to the nose will often cause bleeding. Sometimes a nosebleed is brief; sometimes the clot that forms in the nostrils can continue to ooze ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.1k viewsReviewed >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Yes: All foods, including formulas, are digested differently. Making a change between formulas will cause the intestines to digest different nutrients. T... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No: Although anyone can have a reaction to a vaccine, there does not seem to be a higher chance of serious reactions in relatives of those who had serious... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsReviewed >2 years ago
A 38-year-old member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
1-4 days: Newborns are normally seen 1-3, sometimes 4 days after discharge. This initial visit allows a doc to check on feeding, weight loss or gain, possible ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.5k viewsReviewed >2 years ago
A 18-year-old male asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Yes, it can be. Blood pressure is taken at a certain point in time; it will fluctuate (going both higher and lower) depending on your circumstances a... Read More
Created for people with ongoing healthcare needs but benefits everyone.
Answered >2 years ago
A 36-year-old female asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
It’s difficult to give a complete answer without more information (your child’s age, whether she/he has a fever, duration of cough, other symptoms, et... Read More
Created for people with ongoing healthcare needs but benefits everyone.
Answered Sep 25, 2021
A 19-year-old member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
See BMI calculator: Bmi is calculated by entering height and weight (pounds or kg, not in stones) into a bmi calculator - you can find one at http://pediatrics.About.Com/... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.1k viewsReviewed >2 years ago
A 35-year-old member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Yes: Yes you can get a tetanus vaccine even days after an exposure but the sooner the better.
Created for people with ongoing healthcare needs but benefits everyone.
5.6k viewsReviewed >2 years ago
A 47-year-old member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Usually: Breast enlargement and reduction might or might not interfere with breastfeeding. Some of the ducts that bring the breastmilk to the nipple may have ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.6k viewsReviewed >2 years ago
A 43-year-old member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
After menarche: Birth control is safe to begin if used correctly at any time after menarche (that is, the first period). Some girls are prescribed birth control pill... Read More
Created for people with ongoing healthcare needs but benefits everyone.
5.6k viewsReviewed >2 years ago
A 27-year-old member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Brightness or breeze: Great question! very likely this is due to how bright it is outside compared to inside. Some babies sneeze in bright light (sun, looking up recessed... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Nurse less, try OTCs: If you have a problem with oversupply and are still nursing, reducing the frequency/length of nursing will decrease milk production over time. Pepper... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No stuff in the crib: This is presumably referring to a baby. There is no question that if the issue is safety, the most important thing is to decrease the chances of inju... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsReviewed >2 years ago
A female asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No: Masturbation will not affect the length or heaviness of your period.
Created for people with ongoing healthcare needs but benefits everyone.
3.4k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Safe and effective: Hepatitis b is a serious disease; it can lead to liver cancer and cirrhosis. Expectant mothers are tested for hep b during pregnancy but they may bec... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.6k viewsReviewed >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No: Pediatricians are overwhelmingly put on this earth to help children. Except in a few circumstances (immune deficiency, etc), non-vaccination (nv) is ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.5k viewsReviewed >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Try to remove gently: A bead up the nose is not a big deal; rarely if it stays for a while a bead could cause irritation, infection or make breathing hard to impossible on ... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Yes: Most schools of all types require vaccination to enter, both for the child's good as well as for the protection of other students. Some schools, espe... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.5k viewsReviewed >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Whenever you want: Monitors have been around for about 20 years. Before monitors, parents listened for their baby and decided what to do. Monitors allow us to spy withou... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
For Vitamin D: Although docs disagree on whether to give it or not, the only vitamin that breastfeeding babies may need is vitamin d. While breastmilk provides exce... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Yes: Yes yes yes yes yes yes yes. Or, to put it differently, absolutely positively. Although all vaccines come with potential side effects, some specific... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.6k viewsReviewed >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Solutions vary: Everyone's coping mechanisms are different. Some people work hard to understand the reasons that their baby cries; some seek to relieve the crying; s... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Yes: Yes, it is safe. Although you may have some vaginal bleeding, the morning-after pill (essentially higher-dose oral contraceptive pill) is safe for mo... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsAnswered >2 years ago
A member asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
No: "developmental" videos have not been shown to increase scores on tests of learning or intelligence in measurable ways. This means that one can save (... Read More
Created for people with ongoing healthcare needs but benefits everyone.
6.7k viewsReviewed >2 years ago
A 32-year-old female asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Likely not influenza: Hi - given your symptoms influenza is not likely unless you have other symptoms besides the ones listed above. Flu symptoms include cough, fever, chi... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.4k viewsReviewed >2 years ago
A 27-year-old female asked:

Dr. Marc Grellaanswered
Pediatrics 30 years experience
Should be seen soon: Hi - if your infant has a cold virus and a fever then fluids and fever medication are both important. If he has had a fever for several days then oth... Read More
Created for people with ongoing healthcare needs but benefits everyone.
3.4k viewsAnswered >2 years ago
TestimonialsRecommendations and Thank you notes are endorsements given from patients or other doctors.
Recommendations and Thank you notes are endorsements given from patients or other doctors.
2
Recommendations
112
Thank you notes
HealthTap member
Mar 30, 2015
Dr. Grella is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Mar 31, 2015
Dr. Grella is an amazing doctor! #nationaldoctorsday2015 #virtualflower1
HealthTap member
Thank you, your answer was very helpful!
HealthTap member
Thank you, your answer was very helpful!
HealthTap member
Thanks for your quick reply!
Education & Training
Medical/Graduate school
New York Medical College, NY
Graduated 1993MD
Residency
Children's National Medical Center
Completed 1996
Awards
Alpha Omega Alpha Society
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