Dr. Joshua Ephraim Chesir, MD
- Hospital affiliations
- 1
- Industry payments
- $604
- Medical group
- 1
- Insurance carriers
- 11
- State licenses
- 3
- Practice address
- 300 Longwood Avenue, Boston, MA 02115
- Practice phone
- Call (617) 735-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chesir'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. Joshua Ephraim Chesir is a pediatrician in Boston, Massachusetts
Dr. Chesir practices at Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital.
Dr. Chesir's NPI, 1821099235, was assigned on August 9, 2005. Dr. Chesir graduated from New York University School of Medicine in 1982. Dr. Chesir holds New York license 155174.
- NPI
- 1821099235NPI Registry (opens in a new tab)
- NPI enumeration date
- August 9, 2005
- NPI status
- Active
- Practice phone
- (617) 735-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Joshua Ephraim Chesir practices at Boston Children's Hospital in Boston, Massachusetts
Dr. Chesir's primary practice is Boston Children's Hospital, at 300 Longwood Avenue, Boston, MA 02115 in Suffolk County. The practice phone is (617) 735-6000.
- Boston Children's Hospital300 Longwood Avenue, Boston, MA 02115 · Suffolk CountyPhone(617) 735-6000
Source: Dmand AI Affiliation Data
Dr. Joshua Ephraim Chesir is affiliated with 2 sites of care and 1 medical group
Dr. Chesir's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. The medical group on file is Boston Children's Health Physicians. Dmand AI also links Dr. Chesir to 1 more dialysis center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joshua Ephraim Chesir's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chesir practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boston Children's Hospital | Available with a free account |
| +1 more affiliated site | 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 The Children's Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Joshua Ephraim Chesir is one of 2,101 pediatricians in Massachusetts
Pediatrics is Dr. Chesir's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Chesir is board certified in pediatrics by the American Board of Pediatrics. Dmand AI has Dr. Chesir's licenses on file in 3 states: New York, New Jersey and Pennsylvania.
Specialties and state licenses
- Pediatrics, New YorkPrimary
- New Jersey license
- Pennsylvania license
Pediatricians near Dr. Chesir
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. Joshua Ephraim Chesir's patients have a median age of 13
Across all payers, Dmand AI patient panel data puts Dr. Chesir's median patient age at 13, with 39% women.
Dr. Chesir'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
- Women39%
- Men60%
Source: Dmand AI Patient Panel Data
Dr. Joshua Ephraim Chesir received $604 in industry payments from 2016 to 2025
CMS Open Payments shows 12 general payments to Dr. Chesir from 8 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 55% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $335. It also lists 1 research payment totaling $25 in 2016.
General payments to Dr. Chesir by program year, 2016 to 2025
General payments to Dr. Chesir by kind, 2016 to 2025
- Consulting fees$33555%
- Food and beverage$24440%
- Speaker and faculty fees$254%
Companies that paid Dr. Chesir the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joshua Ephraim Chesir graduated from New York University School of Medicine
Dr. Chesir graduated from New York University School of Medicine in 1982. Dr. Chesir is a member of AAP.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Joshua Ephraim Chesir accepts plans from 11 insurance carriers
Dr. Chesir is in network with 11 carriers, including Aetna, MVP Health Care and United Healthcare. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- MVP Health Care
- United Healthcare
- Elevance
- Aspirus Health Plan
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- +3 more carriersWith a free account
Plan types Dr. Chesir accepts, by number of carriers
- HMO8
- PPO7
- EPO4
- POS4
- Medicaid3
- Medicare2
Source: Dmand AI Insurance Network Data
Sources for Dr. Joshua Ephraim Chesir'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 |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Joshua Ephraim Chesir
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. Joshua Ephraim Chesir's NPI number?
Dr. Joshua Ephraim Chesir's NPI number is 1821099235. It was assigned on August 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Joshua Ephraim Chesir?
Dr. Joshua Ephraim Chesir is a pediatrician in Boston, Massachusetts. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Joshua Ephraim Chesir practice?
Dr. Chesir practices at 300 Longwood Avenue, Boston, MA 02115. Dr. Chesir's primary practice is Boston Children's Hospital in Boston, Massachusetts, part of The Children's Hospital. Dmand AI also links Dr. Chesir to 1 dialysis center.
What is Dr. Joshua Ephraim Chesir's office phone number?
The practice phone on file for Dr. Chesir is (617) 735-6000.
What is Dr. Joshua Ephraim Chesir's medical license number?
Dr. Chesir holds New York license 155174, one of the licenses on file in 3 states.
Which states has Dr. Joshua Ephraim Chesir been licensed in?
Dmand AI has state licenses on file for Dr. Chesir in New York (1983 to 2027), New Jersey (since 1985) and Pennsylvania (1986 to 1988).
Which hospitals is Dr. Joshua Ephraim Chesir affiliated with?
Dr. Chesir practices at Boston Children's Hospital in Boston, Massachusetts.
What medical group is Dr. Joshua Ephraim Chesir part of?
Dr. Chesir is linked to Boston Children's Health Physicians.
Is Dr. Joshua Ephraim Chesir board certified?
Yes. Dr. Chesir is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. Joshua Ephraim Chesir go to medical school?
Dr. Chesir graduated from New York University School of Medicine in 1982.
Show 3 more questionsShow fewer questions
Has Dr. Joshua Ephraim Chesir received payments from drug or device companies?
CMS Open Payments shows $604 in general payments to Dr. Chesir from 8 companies from 2016 to 2025. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Joshua Ephraim Chesir been practicing?
Dr. Chesir graduated from medical school in 1982, 44 years ago.
What insurance does Dr. Joshua Ephraim Chesir accept?
Dr. Chesir is in network with 11 carriers, including Aetna, MVP Health Care and United Healthcare. HMO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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