Joshua Rosaire Cayer, PA-C
- Part D claims, 2024
- 140
- Hospital affiliations
- 2
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 800 Washington Street, Boston, MA 02111
- Practice phone
- Call (617) 636-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Joshua Cayer's professional email, personal email and mobile number
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Joshua Rosaire Cayer is a physician assistant in Boston, Massachusetts
Joshua Cayer practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.
Joshua Cayer's NPI, 1457131021, was assigned on October 2, 2023. Joshua Cayer holds Massachusetts license PA100106.
- NPI
- 1457131021NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436506672
- NPI enumeration date
- October 2, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 636-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Joshua Rosaire Cayer practices at Tufts Medical Center in Boston, Massachusetts
Joshua Cayer's primary practice is Tufts Medical Center, at 800 Washington Street, Boston, MA 02111 in Suffolk County. The practice phone is (617) 636-5000.
- Tufts Medical Center800 Washington Street, Boston, MA 02111 · Suffolk CountyPhone(617) 636-5000
Source: Dmand AI Affiliation Data
Joshua Rosaire Cayer is affiliated with 4 sites of care and 1 medical group
Joshua Cayer's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Joshua Cayer is also affiliated with UMass Memorial Health - Milford Regional Medical Center. The medical group on file is Edward M. Kennedy Community Health Center. Dmand AI also links Joshua Cayer to 1 more community health center and 1 imaging center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Joshua Rosaire Cayer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Joshua Cayer practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Tufts Medical Center | Available with a free account |
| +3 more affiliated sites | 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 Tufts Medicine and 6.2K+ hospitals, with verified contacts in the same login.
Joshua Rosaire Cayer is one of 3,922 physician assistants in Massachusetts
Physician assistant is Joshua Cayer's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Joshua Cayer is licensed in Massachusetts.
Specialties and state licenses
- Physician assistant, MassachusettsPrimary
Physician assistants near Joshua Cayer
Counts of physician assistants 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
Joshua Rosaire Cayer's patients have a median age of 35
Across all payers, Dmand AI patient panel data puts Joshua Cayer's median patient age at 35, with 63% women.
Joshua Cayer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women63%
- Men37%
Source: Dmand AI Patient Panel Data
Joshua Rosaire Cayer wrote 140 Medicare Part D claims in 2024
In 2024, Joshua Cayer wrote 140 Medicare Part D claims for 30 patients. 79% of them were for generic drugs.
Joshua Cayer's Part D claims by kind of drug, 2024
- Generic110 claims79%
- Brand-name and other30 claims21%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Joshua Rosaire Cayer takes part in Medicare
Joshua Cayer 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Joshua Rosaire Cayer'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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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 Joshua Rosaire Cayer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Joshua Rosaire Cayer's NPI number?
Joshua Rosaire Cayer's NPI number is 1457131021. It was assigned on October 2, 2023, and it is active in the NPI Registry.
What does Joshua Rosaire Cayer specialize in?
Joshua Rosaire Cayer is a physician assistant in Boston, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Joshua Rosaire Cayer practice?
Joshua Cayer practices at 800 Washington Street, Boston, MA 02111. Joshua Cayer's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Joshua Cayer to 1 community health center and 1 imaging center.
What is Joshua Rosaire Cayer's office phone number?
The practice phone on file for Joshua Cayer is (617) 636-5000.
What is Joshua Rosaire Cayer's medical license number?
Joshua Cayer holds Massachusetts license PA100106.
Which hospitals is Joshua Rosaire Cayer affiliated with?
Joshua Cayer practices at Tufts Medical Center in Boston, Massachusetts. Joshua Cayer is also affiliated with UMass Memorial Health - Milford Regional Medical Center.
What medical group is Joshua Rosaire Cayer part of?
Joshua Cayer is linked to Edward M. Kennedy Community Health Center.
Does Joshua Rosaire Cayer accept Medicare?
Yes. CMS lists Joshua Cayer as accepting Medicare assignment.
How long has Joshua Rosaire Cayer been practicing?
Joshua Cayer graduated from medical school in 2023, 3 years ago.
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