Troy A. Demasters, PA
- Medicare patients, 2024
- 23
- Part D claims, 2024
- 58
- Hospital affiliations
- 2
- Industry payments
- $82
- Medical groups
- 5
- Practice address
- 128 Carnegie Row, Norwood, MA 02062
- Practice phone
- Call (781) 762-5858
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Dermatology Associates
Norwood, Massachusetts
Find Troy Demasters' 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.
Troy A. Demasters is a physician assistant in Norwood, Massachusetts
Troy Demasters practices at Dermatology Associates in Norwood, Massachusetts.
Troy Demasters' NPI, 1427048891, was assigned on October 26, 2005. Troy Demasters holds Massachusetts license PA100230.
- NPI
- 1427048891NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406870930
- NPI enumeration date
- October 26, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (781) 762-5858
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Troy A. Demasters practices at Dermatology Associates in Norwood, Massachusetts
Troy Demasters' primary practice is Dermatology Associates, at 128 Carnegie Row, Norwood, MA 02062 in Norfolk County. The practice phone is (781) 762-5858.
- Dermatology Associates128 Carnegie Row, Norwood, MA 02062 · Norfolk CountyPhone(781) 762-5858
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Troy A. Demasters is affiliated with 4 sites of care and 5 medical groups
Troy Demasters' primary practice is Dermatology Associates in Norwood, Massachusetts. Troy Demasters is also affiliated with Salem Hospital. The medical group on file is Adult & Pediatric Dermatology, PC. Dmand AI also links Troy Demasters to 1 more hospital, 4 medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Troy A. Demasters' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Troy Demasters practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dermatology Associates | Available with a free account |
| +3 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Troy A. Demasters is one of 3,922 physician assistants in Massachusetts
Physician assistant is Troy Demasters' primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Troy Demasters' licenses on file in 3 states: Massachusetts, Arizona and Idaho.
Specialties and state licenses
- Physician assistant, MassachusettsPrimary
- Arizona license
- Idaho license
Physician assistants near Troy Demasters
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
Troy A. Demasters treated 23 Medicare patients in 2024, average age 74
CMS counts 23 Medicare patients who saw Troy Demasters in 2024. 75% of them have high blood pressure, and 61% have high cholesterol. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Troy Demasters' median patient age at 60, with 52% women.
Chronic conditions among Troy Demasters' Medicare patients, 2024
- High blood pressure75%
- High cholesterol61%
- Anxiety52%
Share of Medicare patients with each condition. A patient can have several.
Troy Demasters' 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
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Troy A. Demasters wrote 58 Medicare Part D claims in 2024
In 2024, Troy Demasters wrote 58 Medicare Part D claims for 31 patients. 98% of them were for generic drugs.
Troy Demasters' Part D claims by kind of drug, 2024
- Generic57 claims98%
- Brand-name and other1 claims2%
Drug classes CMS tracks in Troy Demasters' Part D claims, 2024
- Opioids28%16 of 58 claims
- Antibiotics31%18 of 58 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Troy A. Demasters takes part in Medicare
Troy Demasters 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.
Troy A. Demasters received $82 in industry payments in 2025
CMS Open Payments shows 2 general payments to Troy Demasters from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $82.
Companies that paid Troy Demasters the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Troy A. Demasters'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (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 Troy A. Demasters
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Troy A. Demasters' NPI number?
Troy A. Demasters' NPI number is 1427048891. It was assigned on October 26, 2005, and it is active in the NPI Registry.
What does Troy A. Demasters specialize in?
Troy A. Demasters is a physician assistant in Norwood, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Troy A. Demasters practice?
Troy Demasters practices at 128 Carnegie Row, Norwood, MA 02062. Troy Demasters' primary practice is Dermatology Associates in Norwood, Massachusetts. Dmand AI also links Troy Demasters to 1 hospital, 4 medical groups and 1 group practice or clinic.
What is Troy A. Demasters' office phone number?
The practice phone on file for Troy Demasters is (781) 762-5858.
What is Troy A. Demasters' medical license number?
Troy Demasters holds Massachusetts license PA100230, one of the licenses on file in 3 states.
Which states has Troy A. Demasters been licensed in?
Dmand AI has state licenses on file for Troy Demasters in Massachusetts, Arizona and Idaho.
Which hospitals is Troy A. Demasters affiliated with?
Troy Demasters is affiliated with Salem Hospital. Dmand AI links Troy Demasters to 1 more hospital.
What medical group is Troy A. Demasters part of?
Troy Demasters is linked to Adult & Pediatric Dermatology, PC. Dmand AI links Troy Demasters to 4 more medical groups.
Does Troy A. Demasters accept Medicare?
Yes. CMS lists Troy Demasters as accepting Medicare assignment.
How many Medicare patients does Troy A. Demasters see?
CMS counts 23 Medicare patients who saw Troy Demasters in 2024, with an average age of 74.
Has Troy A. Demasters received payments from drug or device companies?
CMS Open Payments shows $82 in general payments to Troy Demasters from 1 company from 2025 to 2025. The largest total came from Medtronic, Inc.
How long has Troy A. Demasters been practicing?
Troy Demasters graduated from medical school in 2000, 26 years ago.
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