Amanda Irene Diffin, PA-C
- Medicare patients, 2024
- 17
- Part D claims, 2024
- 85
- Hospital affiliations
- 3
- Industry payments
- $150
- Medical groups
- 3
- 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 Amanda Diffin'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.
Amanda Irene Diffin is a physician assistant in Boston, Massachusetts
Amanda Diffin practices at Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine.
Amanda Diffin's NPI, 1710547385, was assigned on June 17, 2019. Amanda Diffin holds Massachusetts license PA7139.
- NPI
- 1710547385NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6800128240
- NPI enumeration date
- June 17, 2019
- 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
- Female
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Amanda Irene Diffin practices at Tufts Medical Center in Boston, Massachusetts
Amanda Diffin'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
Amanda Irene Diffin is affiliated with 5 sites of care and 3 medical groups
Amanda Diffin's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Amanda Diffin is also affiliated with UMass Memorial Health - HealthAlliance-Clinton Hospital. The medical group on file is Newport Hospital & Health Services. Dmand AI also links Amanda Diffin to 1 more hospital, 2 medical groups, 1 group practice or clinic 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 Amanda Irene Diffin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Amanda Diffin practices, 5 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 |
| +4 more sites and 2 medical groups | 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.
Amanda Irene Diffin is one of 3,922 physician assistants in Massachusetts
Physician assistant is Amanda Diffin's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Amanda Diffin is licensed in Massachusetts.
Specialties and state licenses
- Physician assistant, MassachusettsPrimary
Physician assistants near Amanda Diffin
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
Amanda Irene Diffin treated 17 Medicare patients in 2024, average age 68
CMS counts 17 Medicare patients who saw Amanda Diffin in 2024. Their average risk score is 0.74, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Amanda Diffin's median patient age at 29, with 71% women.
Amanda Diffin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 29
Patient panel by sex, all payers
- Women71%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Amanda Irene Diffin wrote 85 Medicare Part D claims in 2024
In 2024, Amanda Diffin wrote 85 Medicare Part D claims for 39 patients. 93% of them were for generic drugs.
Amanda Diffin's Part D claims by kind of drug, 2024
- Generic79 claims93%
- Brand-name and other6 claims7%
Drug classes CMS tracks in Amanda Diffin's Part D claims, 2024
- Antibiotics13%11 of 85 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 Amanda Irene Diffin takes part in Medicare
Amanda Diffin 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.
Amanda Irene Diffin received $150 in industry payments in 2025
CMS Open Payments shows 8 general payments to Amanda Diffin from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $49.
Companies that paid Amanda Diffin 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 Amanda Irene Diffin'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 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 Amanda Irene Diffin
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Amanda Irene Diffin's NPI number?
Amanda Irene Diffin's NPI number is 1710547385. It was assigned on June 17, 2019, and it is active in the NPI Registry.
What does Amanda Irene Diffin specialize in?
Amanda Irene Diffin is a physician assistant in Boston, Massachusetts. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Amanda Irene Diffin practice?
Amanda Diffin practices at 800 Washington Street, Boston, MA 02111. Amanda Diffin's primary practice is Tufts Medical Center in Boston, Massachusetts, part of Tufts Medicine. Dmand AI also links Amanda Diffin to 1 hospital, 2 medical groups, 1 group practice or clinic and 1 imaging center.
What is Amanda Irene Diffin's office phone number?
The practice phone on file for Amanda Diffin is (617) 636-5000.
What is Amanda Irene Diffin's medical license number?
Amanda Diffin holds Massachusetts license PA7139, one of 2 state licenses on file.
Which hospitals is Amanda Irene Diffin affiliated with?
Amanda Diffin practices at Tufts Medical Center in Boston, Massachusetts. Amanda Diffin is also affiliated with UMass Memorial Health - HealthAlliance-Clinton Hospital. Dmand AI links Amanda Diffin to 1 more hospital.
What medical group is Amanda Irene Diffin part of?
Amanda Diffin is linked to Newport Hospital & Health Services. Dmand AI links Amanda Diffin to 2 more medical groups.
Does Amanda Irene Diffin accept Medicare?
Yes. CMS lists Amanda Diffin as accepting Medicare assignment.
How many Medicare patients does Amanda Irene Diffin see?
CMS counts 17 Medicare patients who saw Amanda Diffin in 2024, with an average age of 68.
Has Amanda Irene Diffin received payments from drug or device companies?
CMS Open Payments shows $150 in general payments to Amanda Diffin from 5 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Amanda Irene Diffin been practicing?
Amanda Diffin graduated from medical school in 2019, 7 years ago.
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