Dr. John Robert Berger, MD
- Hospital affiliations
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Berger'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. John Robert Berger is an anesthesiologist in Boston, Massachusetts
Dr. Berger practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Berger's NPI, 1184201931, was assigned on March 26, 2021. Dr. Berger holds Massachusetts license 1021681.
- NPI
- 1184201931NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709397235
- NPI enumeration date
- March 26, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John Robert Berger practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Berger's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Dr. John Robert Berger is affiliated with 2 sites of care and 2 medical groups
Dr. Berger's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Berger to 1 more community health center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. John Robert Berger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Berger practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +1 more site and 1 medical group | 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 Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John Robert Berger is one of 1,552 anesthesiologists in Massachusetts
Anesthesiology is Dr. Berger's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Berger is licensed in Massachusetts.
Specialties and state licenses
- Anesthesiology, MassachusettsPrimary
Anesthesiologists near Dr. Berger
Counts of anesthesiologists 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. John Robert Berger's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Dr. Berger's median patient age at 60, with 35% women.
Dr. Berger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women35%
- Men62%
Source: Dmand AI Patient Panel Data
How Dr. John Robert Berger takes part in Medicare
Dr. Berger 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)
Sources for Dr. John Robert Berger'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 DataDmand AI Org Hierarchy 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) |
| 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. John Robert Berger
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. John Robert Berger's NPI number?
Dr. John Robert Berger's NPI number is 1184201931. It was assigned on March 26, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. John Robert Berger?
Dr. John Robert Berger is an anesthesiologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. John Robert Berger practice?
Dr. Berger practices at 55 Fruit Street, Boston, MA 02114. Dr. Berger's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Berger to 1 community health center and 1 medical group.
What is Dr. John Robert Berger's office phone number?
The practice phone on file for Dr. Berger is (617) 726-2000.
What is Dr. John Robert Berger's medical license number?
Dr. Berger holds Massachusetts license 1021681.
Which hospitals is Dr. John Robert Berger affiliated with?
Dr. Berger practices at Massachusetts General Hospital in Boston, Massachusetts.
What medical group is Dr. John Robert Berger part of?
Dr. Berger is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Berger to 1 more medical group.
Does Dr. John Robert Berger accept Medicare?
Yes. CMS lists Dr. Berger as accepting Medicare assignment.
How long has Dr. John Robert Berger been practicing?
Dr. Berger graduated from medical school in 2021, 5 years ago.
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