J Am Coll Emerg Physicians Open
Sylvia Yvonne Sontheimer
NPI1205412830
- Part D claims, 2024
- 48
- Publications
- 3
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Practice address
- Corner Of Routes N12 And N7, Fort Defiance, AZ 86504
- Practice phone
- Call (928) 729-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fort Defiance Indian Hospital
Fort Defiance, Arizona
Find Sylvia Sontheimer's professional email, personal email and mobile number
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Sylvia Yvonne Sontheimer is an emergency medicine physician in Fort Defiance, Arizona
Sylvia Sontheimer practices at Fort Defiance Indian Hospital in Fort Defiance, Arizona.
Sylvia Sontheimer's NPI, 1205412830, was assigned on March 23, 2021. Sylvia Sontheimer graduated from University of Alabama School of Medicine in 2021. Sylvia Sontheimer holds Massachusetts license 289987.
NPI and contact details
- NPI
- 1205412830NPI Registry (opens in a new tab)
- NPI enumeration date
- March 23, 2021
- NPI status
- Active
- Practice phone
- (928) 729-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Sylvia Yvonne Sontheimer practices at Fort Defiance Indian Hospital in Fort Defiance, Arizona
Sylvia Sontheimer's primary practice is Fort Defiance Indian Hospital, at Corner Of Routes N12 And N7, Fort Defiance, AZ 86504 in Apache County. The practice phone is (928) 729-8000.
- Fort Defiance Indian HospitalCorner Of Routes N12 And N7, Fort Defiance, AZ 86504 · Apache CountyPhone(928) 729-8000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Sylvia Yvonne Sontheimer is affiliated with 2 sites of care and 1 medical group
Sylvia Sontheimer's primary practice is Fort Defiance Indian Hospital in Fort Defiance, Arizona. Sylvia Sontheimer is also affiliated with Tséhootsooí Medical Center. The medical group on file is Fort Defiance Indian Hospital Board, Inc.
Fort Defiance Indian HospitalPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Sylvia Yvonne Sontheimer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Sylvia Sontheimer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fort Defiance Indian Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Sylvia Yvonne Sontheimer is one of 1,360 emergency medicine physicians in Arizona
Emergency medicine is Sylvia Sontheimer's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Sylvia Sontheimer is licensed in Massachusetts.
Specialties and state licenses
- Emergency medicine, MassachusettsPrimary
Emergency medicine physicians near Sylvia Sontheimer
Counts of emergency medicine physicians 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
Sylvia Yvonne Sontheimer's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Sylvia Sontheimer's median patient age at 74, with 51% women.
Sylvia Sontheimer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women51%
- Men49%
Source: Dmand AI Patient Panel Data
Sylvia Yvonne Sontheimer wrote 48 Medicare Part D claims in 2024
In 2024, Sylvia Sontheimer wrote 48 Medicare Part D claims for 34 patients. 96% of them were for generic drugs.
Part D claims, 202448
Part D patients34
Sylvia Sontheimer's Part D claims by kind of drug, 2024
- Generic46 claims96%
- Brand-name and other2 claims4%
Drug classes CMS tracks in Sylvia Sontheimer's Part D claims, 2024
- Antibiotics38%18 of 48 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
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Sylvia Yvonne Sontheimer has 3 publications on record
Dmand AI links 3 papers to Sylvia Sontheimer, published from 2021 to 2025. Sylvia Sontheimer's most frequent co-authors are Charles A. Khoury, Lauren Walter and Christopher James Greene, MD.
Papers3
Years published2021 to 2025
Sylvia Sontheimer's papers by year, 2021 to 2025
Sylvia Sontheimer's most frequent co-authors
- Charles A. Khoury2 shared papers
- Lauren Walter2 shared papers
- Christopher James Greene, MD1 shared paper
Recent publications by Sylvia Sontheimer
West J Emerg Med
CurriculumEducation, Medical, GraduateEmergency Medicine
Educational StatusEmergency Service, HospitalPoverty
See who Sylvia Sontheimer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Sylvia Sontheimer works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sylvia Yvonne Sontheimer graduated from University of Alabama School of Medicine
Sylvia Sontheimer graduated from University of Alabama School of Medicine in 2021.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Sylvia Yvonne Sontheimer'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 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Sylvia Yvonne Sontheimer
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What is Sylvia Yvonne Sontheimer's NPI number?
Sylvia Yvonne Sontheimer's NPI number is 1205412830. It was assigned on March 23, 2021, and it is active in the NPI Registry.
What does Sylvia Yvonne Sontheimer specialize in?
Sylvia Yvonne Sontheimer is an emergency medicine physician in Fort Defiance, Arizona. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Sylvia Yvonne Sontheimer practice?
Sylvia Sontheimer practices at Corner Of Routes N12 And N7, Fort Defiance, AZ 86504. Sylvia Sontheimer's primary practice is Fort Defiance Indian Hospital in Fort Defiance, Arizona.
What is Sylvia Yvonne Sontheimer's office phone number?
The practice phone on file for Sylvia Sontheimer is (928) 729-8000.
What is Sylvia Yvonne Sontheimer's medical license number?
Sylvia Sontheimer holds Massachusetts license 289987.
Which hospitals is Sylvia Yvonne Sontheimer affiliated with?
Sylvia Sontheimer is affiliated with Tséhootsooí Medical Center.
What medical group is Sylvia Yvonne Sontheimer part of?
Sylvia Sontheimer is linked to Fort Defiance Indian Hospital Board, Inc.
Where did Sylvia Yvonne Sontheimer go to medical school?
Sylvia Sontheimer graduated from University of Alabama School of Medicine in 2021.
How long has Sylvia Yvonne Sontheimer been practicing?
Sylvia Sontheimer graduated from medical school in 2021, 5 years ago.
Does Sylvia Yvonne Sontheimer do research?
Dmand AI links 3 publications to Sylvia Sontheimer, published from 2021 to 2025.
Who does Sylvia Yvonne Sontheimer publish with?
Sylvia Sontheimer's most frequent co-authors are Charles A. Khoury (2 shared papers), Lauren Walter (2 shared papers) and Christopher James Greene, MD (1 shared paper).
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