Highlights
- Board Certified
Biography
After working in the traditional model for quite some time, Jeff Greenberg knew there had to be a better way to deliver quality primary care to his patients. When he realized there wasn’t, he decided … Read more ›
Featured Review See More Reviews
Loved working with Dr Greenberg. The remote appointment was perfect for my schedule. Even though we did it remotely I felt like he was thorough and paid attention to my health needs more then an in person visit. Highly recommend.…
Summary
Provider Training
| University | Degree | Focus | Graduated |
|---|---|---|---|
| University of Pennsylvania | Doctorate | Doctor of Medicine | 2004 |
| Institution | Focus | Year |
|---|---|---|
| Residency - Massachusetts General Hospital | Internal Medicine | Not Specified |
| Certification | Cert. Body | Year |
|---|---|---|
| Internal Medicine | 2007 |
Experience & Accolades
| Position | Organization | Time |
|---|---|---|
| Assistant Professor of Medicine | Harvard Medical School | 2015 - 2020 |
Practice & Hospital Affiliations
- Newton-Wellesley Hospital
Newton, Massachusetts - 02458
Photos





Specialties
Languages Spoken
English, French, SpanishMedical Specialties
- Other Healthcare Provider
Years In Practice: 15 (started in 2011)
Accepts New Patients: Yes
Dr. Greenberg specializes in treating the following types of patients:
- Adults
Medical Philosophy: Traditional Medicine
Payment Options
Payment DetailsReviews
Number of Reviews: 15
Most Recent Review: 02/16/2023
Office & Staff Evaluation
Provider Evaluation
Review by
Michael O.
on
February 16, 2023
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
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Appearance & Atmosphere of Office
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Handling of Billing & Insurance
- Average Wait Time Less than 5 minutes
“Best primary care experience ever”
Loved working with Dr Greenberg. The remote appointment was perfect for my schedule. Even though we did it remotely I felt like he was thorough and paid attention to my health needs more then an in person visit. Highly recommend.
Review by
Alana E.
on
July 27, 2022
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
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Appearance & Atmosphere of Office
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Handling of Billing & Insurance
- Average Wait Time Not rated
“Easy experience, smooth and stress free”
Wonderful bedside manner, and listening to my needs
Review by
John S.
on
April 12, 2022
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
- Appearance & Atmosphere of Office Not rated
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Handling of Billing & Insurance
- Average Wait Time Less than 5 minutes
“Caring and responsive”
Always there and caring as well as Amanda Mitchell
Review by
Allison L.
on
March 15, 2022
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
- Courtesy of Practice Staff Not rated
- Appearance & Atmosphere of Office Not rated
- Handling of Billing & Insurance Not rated
- Average Wait Time Not rated
“I have had Dr.Greenberg for many years … He is always progress d kind”
Dr.Greenberg is great ! I just wish we could go back to in office visits ..
Review by
Anonymous
on
March 05, 2021
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
- Ease of Getting an Appointment Not rated
- Courtesy of Practice Staff Not rated
- Appearance & Atmosphere of Office Not rated
- Handling of Billing & Insurance Not rated
- Average Wait Time Not rated
“Excellent”
I had an excellent experience!with Dr. Greenberg. He virtually checking my throat which I was surprised since I had actually seen a doctor yesterday for medical care but had refused to actually look at it while waiting for my covid test. And just for that I’m very happy that I feel I got a better care with this medical technology instead. Dr, Greenberg reaffirmed my symptoms and gave me advice to what medications I need to get well soon . Again, Thank you ! For all that you’re doing.
Review by
Mark M.
on
November 01, 2022
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
- Appearance & Atmosphere of Office Not rated
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Handling of Billing & Insurance
- Average Wait Time Not rated
“Always top notch!…just on it!”
Communication with the entire group is always fantastic!…each team member is focused, caring and the follow up is excellent!
Review by
Robert C.
on
May 26, 2022
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
- Appearance & Atmosphere of Office Not rated
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Handling of Billing & Insurance
- Average Wait Time Not rated
“Team is great, app is not”
Team has been responsive and followed up on multiple issues simultaneously, has helped me get medication and create appointments
I have some issues with the app, I assume I will have space to express later in this survey
Review by
Rick D.
on
April 08, 2022
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
- Appearance & Atmosphere of Office Not rated
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Handling of Billing & Insurance
- Average Wait Time Not rated
“I felt like I was his priority.”
In the first minute of interaction with Dr. Greenberg I could tell we were on the same page. He is very affable, a great listener and understanding. He covered all aspects of my health and I left with a care plan to move forward with as well as knowing our interaction wouldn’t end there. I look forward to my health being a priority with Dr. Greenberg and his team, Amanda & Jordon.
Review by
B. J.
on
November 18, 2021
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
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Appearance & Atmosphere of Office
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Handling of Billing & Insurance
- Average Wait Time Not rated
“Initial visit=health plan goals set”
Pleasant and thorough explanations to my questions. Good repoire. Step by step goals set. Listened carefully and any issues or concerns were simply explained and what steps would be needed to address them.
Review by
Esra Y. A.
on
March 04, 2021
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Firefly Health - 101 Walnut Street
Office & Staff Evaluation
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Ease of Getting an Appointment
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Courtesy of Practice Staff
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Appearance & Atmosphere of Office
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Handling of Billing & Insurance
- Average Wait Time Not rated
“I satisfied.”
Dr. Greenberg always calms me down, helps my concerns. Thanks
Locations
Affiliated Practices
Firefly Health
101 Walnut StreetWatertown, MA 02472
Practice Colleagues
Dr Andrew Ellner, MD - Other Healthcare Provider
Dr Laura Desrochers, MD - Other Healthcare Provider
Kimberly Warden, MSN, CNP, N - Nurse Practitioner
Melissa Forbes, CNP - Nurse Practitioner
Procedures & Services
Procedures & Treatments Offered
- Acute Care
- Allergies
- Anxiety
- Anxiety And Depression
- Arthritis
- Birth Control / Contraception
- Blood Pressure Management
- Breast Cancer Screening
- Cancer Screening
- Cholesterol
- Cold And Flu
- Depression
- Diabetes Management
- Female health
- Gastrointestinal
- Grief
- Health Coaching
- High Blood Pressure (hypertension)
- Infections
- Insomnia and Sleep Problems
- Joint Pain
- Menopausal Care
- Mental Health
- Migraine And Headache Solutions
- Nausea
- Pap Smear
- Preconception Counseling
- Preventative Care
- Primary Care
- Primary Care & Women's Health
- Primary Care for Adults
- Rashes and other skin ailments
- Smoking Cessation
- Sprain / Strains
- Stress Management
- Vomiting
- Weight Loss & Nutrition
- Weight Management
- Wellness
Commonly Prescribed Medications
- Atorvastatin Calcium
- Glyburide and Metformin
- Amlodipine
- Omeprazole
- Sertraline Hydrochloride
- Zoloft
- Alprazolam
- Xanax
- Montelukast Sodium
- Escitalopram
- Lexapro
- Bupropion Hydrocloride
- Fluoxetine
- Prozac
- Zolpidem
- Ambien
- Adderall
Billing Policies & Payment Options
Dr. Jeffrey O. Greenberg, MD accepts the following payment methods:- Debit Cards
- Discover
- American Express
- Mastercard
- Visa
More info: The standard copays for your insurance company may apply, but there are no additional fees for becoming a Firefly patient member. For some insurance providers, your copays are even waived.
Offers Financing/Payment Plans?: Unknown
Bills on a Sliding Scale?: Unknown
Accepted Insurance
Accepted Insurance
We accept new members in Massachusetts and Maine with most plans from Aetna, Anthem, Blue Cross Blue Shield, Harvard Pilgrim Health Care, AllWays Health Partners, UniCare, and UnitedHealthcare.
We don’t accept MassHealth, Medicaid, or ConnectorCare at this time.
Comment - “ Best primary care experience ever ”
Loved working with Dr Greenberg. The remote appointment was perfect for my schedule. Even though we did it remotely I felt like he was thorough and paid attention to my health needs more then an in person visit. Highly recommend.