Dr. Brian B. Guarnotta, MD
- Industry payments
- $22
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 111 Grossman Dr, Braintree, MA 02184-4997
- Practice phone
- Call (781) 849-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Harvard Vanguard Medical Associates
Multi-specialty group site · Braintree, Massachusetts
Find Dr. Guarnotta's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Brian B. Guarnotta is a pediatrician in Braintree, Massachusetts
Dr. Guarnotta practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts.
Dr. Guarnotta's NPI, 1255319885, was assigned on January 4, 2006. Dr. Guarnotta graduated from University of South Carolina School of Medicine in 1992. Dr. Guarnotta holds Massachusetts license 159199.
- NPI
- 1255319885NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8325290083
- NPI enumeration date
- January 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 849-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian B. Guarnotta practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts
Dr. Guarnotta's primary practice is Harvard Vanguard Medical Associates, at 111 Grossman Dr, Braintree, MA 02184-4997. The practice phone is (781) 849-1000.
- Harvard Vanguard Medical Associates111 Grossman Dr, Braintree, MA 02184-4997Phone(781) 849-1000
Source: Dmand AI Affiliation Data
Dr. Brian B. Guarnotta is affiliated with 1 site of care and 1 medical group
Dr. Guarnotta's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. The medical group on file is Atrius Health.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Brian B. Guarnotta's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guarnotta practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harvard Vanguard Medical Associates | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Brian B. Guarnotta is one of 2,101 pediatricians in Massachusetts
Pediatrics is Dr. Guarnotta's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Guarnotta is licensed in Massachusetts.
Specialties and state licenses
- Pediatrics, MassachusettsPrimary
Pediatricians near Dr. Guarnotta
Counts of pediatricians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Brian B. Guarnotta's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Guarnotta's median patient age at 13, with 33% women.
Dr. Guarnotta's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 13
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
How Dr. Brian B. Guarnotta takes part in Medicare
Dr. Guarnotta accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian B. Guarnotta received $22 in industry payments in 2021
CMS Open Payments shows 1 general payment to Dr. Guarnotta from 1 drug or device company in 2021. Food and beverage make up the largest share, 100% of the total. Phadia US Inc. paid the most, $22.
Companies that paid Dr. Guarnotta the most, 2021 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Brian B. Guarnotta graduated from University of South Carolina School of Medicine
Dr. Guarnotta graduated from University of South Carolina School of Medicine in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Brian B. Guarnotta's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Brian B. Guarnotta
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Brian B. Guarnotta's NPI number?
Dr. Brian B. Guarnotta's NPI number is 1255319885. It was assigned on January 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian B. Guarnotta?
Dr. Brian B. Guarnotta is a pediatrician in Braintree, Massachusetts. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Brian B. Guarnotta practice?
Dr. Guarnotta practices at 111 Grossman Dr, Braintree, MA 02184-4997. Dr. Guarnotta's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts.
What is Dr. Brian B. Guarnotta's office phone number?
The practice phone on file for Dr. Guarnotta is (781) 849-1000.
What is Dr. Brian B. Guarnotta's medical license number?
Dr. Guarnotta holds Massachusetts license 159199.
What medical group is Dr. Brian B. Guarnotta part of?
Dr. Guarnotta is linked to Atrius Health.
Does Dr. Brian B. Guarnotta accept Medicare?
Yes. CMS lists Dr. Guarnotta as accepting Medicare assignment.
Where did Dr. Brian B. Guarnotta go to medical school?
Dr. Guarnotta graduated from University of South Carolina School of Medicine in 1992.
Has Dr. Brian B. Guarnotta received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Dr. Guarnotta from 1 company from 2021 to 2021. The largest total came from Phadia US Inc.
How long has Dr. Brian B. Guarnotta been practicing?
Dr. Guarnotta graduated from medical school in 1992, 34 years ago.
Selling to pediatrics practices?
See pediatricians in Massachusetts by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card