Ariel Seitz Kniss
- Hospital affiliations
- 2
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2020
- 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 Ariel Kniss' 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.
Ariel Seitz Kniss is a diagnostic radiologist in Boston, Massachusetts
Ariel Kniss practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Ariel Kniss' NPI, 1851910426, was assigned on April 13, 2020. Ariel Kniss graduated from Vanderbilt University School of Medicine in 2020. Ariel Kniss holds Massachusetts license 1022613.
- NPI
- 1851910426NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810312725
- NPI enumeration date
- April 13, 2020
- 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
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ariel Seitz Kniss practices at Massachusetts General Hospital in Boston, Massachusetts
Ariel Kniss' 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
Ariel Seitz Kniss is affiliated with 3 sites of care and 2 medical groups
Ariel Kniss' primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Ariel Kniss is also affiliated with Newton-Wellesley Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Ariel Kniss 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 Ariel Seitz Kniss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ariel Kniss practices, 3 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 |
| +2 more sites 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.
Ariel Seitz Kniss is one of 1,246 diagnostic radiologists in Massachusetts
Diagnostic radiology is Ariel Kniss' primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Ariel Kniss is licensed in Massachusetts.
Specialties and state licenses
- Diagnostic radiology, MassachusettsPrimary
Diagnostic radiologists near Ariel Kniss
Counts of diagnostic radiologists 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
Ariel Seitz Kniss' patients have a median age of 44
Across all payers, Dmand AI patient panel data puts Ariel Kniss' median patient age at 44, with 67% women.
Ariel Kniss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 44
Patient panel by sex, all payers
- Women67%
- Men33%
Source: Dmand AI Patient Panel Data
How Ariel Seitz Kniss takes part in Medicare
Ariel Kniss 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)
Ariel Seitz Kniss graduated from Vanderbilt University School of Medicine
Ariel Kniss graduated from Vanderbilt University School of Medicine in 2020.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ariel Seitz Kniss'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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Ariel Seitz Kniss
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ariel Seitz Kniss' NPI number?
Ariel Seitz Kniss' NPI number is 1851910426. It was assigned on April 13, 2020, and it is active in the NPI Registry.
What does Ariel Seitz Kniss specialize in?
Ariel Seitz Kniss is a diagnostic radiologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Ariel Seitz Kniss practice?
Ariel Kniss practices at 55 Fruit Street, Boston, MA 02114. Ariel Kniss' primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Ariel Kniss to 1 community health center and 1 medical group.
What is Ariel Seitz Kniss' office phone number?
The practice phone on file for Ariel Kniss is (617) 726-2000.
What is Ariel Seitz Kniss' medical license number?
Ariel Kniss holds Massachusetts license 1022613.
Which hospitals is Ariel Seitz Kniss affiliated with?
Ariel Kniss practices at Massachusetts General Hospital in Boston, Massachusetts. Ariel Kniss is also affiliated with Newton-Wellesley Hospital.
What medical group is Ariel Seitz Kniss part of?
Ariel Kniss is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Ariel Kniss to 1 more medical group.
Does Ariel Seitz Kniss accept Medicare?
Yes. CMS lists Ariel Kniss as accepting Medicare assignment.
Where did Ariel Seitz Kniss go to medical school?
Ariel Kniss graduated from Vanderbilt University School of Medicine in 2020.
How long has Ariel Seitz Kniss been practicing?
Ariel Kniss graduated from medical school in 2020, 6 years ago.
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