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Dr. Prem Raj Sagar, MD
NPI1083382949PAC ID2860930609
- Medicare patients, 2024
- 13
- Part D claims, 2024
- 498
- Publications
- 3
- Hospital affiliations
- 3
- Medical group
- 1
- Practice address
- 510 W 1st Ave, Toppenish, WA 98948
- Practice phone
- Call (509) 865-6175
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Toppenish Medical Center
Toppenish, Washington
Find Dr. Sagar's professional email, personal email and mobile number
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Dr. Prem Raj Sagar is an internist in Toppenish, Washington
Dr. Sagar practices at Toppenish Medical Center in Toppenish, Washington.
Dr. Sagar's NPI, 1083382949, was assigned on September 3, 2021. Dr. Sagar holds Washington license MD61480420.
NPI and contact details
- NPI
- 1083382949NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860930609
- NPI enumeration date
- September 3, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (509) 865-6175
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Prem Raj Sagar practices at Toppenish Medical Center in Toppenish, Washington
Dr. Sagar's primary practice is Toppenish Medical Center, at 510 W 1st Ave, Toppenish, WA 98948 in Yakima County. The practice phone is (509) 865-6175.
- Toppenish Medical Center510 W 1st Ave, Toppenish, WA 98948 · Yakima CountyPhone(509) 865-6175
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Prem Raj Sagar is affiliated with 5 sites of care and 1 medical group
Dr. Sagar's primary practice is Toppenish Medical Center in Toppenish, Washington. Dr. Sagar is also affiliated with Astria Toppenish Hospital. The medical group on file is Yakima Valley Farm Workers Clinic (Behavioral Health Services, Mead). Dmand AI also links Dr. Sagar to 2 more hospitals and 1 community health center, each named with a free account.
Toppenish Medical CenterPrimary
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 Dr. Prem Raj Sagar's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sagar practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Toppenish Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Prem Raj Sagar is one of 2,689 internists in Washington
Internal medicine is Dr. Sagar's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Sagar is licensed in Washington.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
Internists near Dr. Sagar
Counts of internists 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
Dr. Prem Raj Sagar treated 13 Medicare patients in 2024, average age 74
CMS counts 13 Medicare patients who saw Dr. Sagar in 2024. The largest group is under 65, with 0 patients. Their average risk score is 0.91, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Sagar's median patient age at 67, with 60% women.
Medicare patients, 202413
Average age74
Average risk score0.91
Dr. Sagar's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Sagar's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Prem Raj Sagar wrote 498 Medicare Part D claims in 2024
In 2024, Dr. Sagar wrote 498 Medicare Part D claims for 181 patients. 86% of them were for generic drugs. CMS names the drug for 158 of them, across 7 drugs with 11 or more claims each, at $1,977 in total drug cost. In 2023, CMS named 68 claims across 4 drugs.
Part D claims, 2024498
Drugs named by CMS7
Total drug cost$1,977
Part D patients181
Dr. Sagar's Part D claims by kind of drug, 2024
- Generic427 claims86%
- Brand-name and other71 claims14%
Dr. Sagar's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Sagar's Part D claims, 2024
- Antibiotics6%30 of 498 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 682024: 158132%
Drugs named by CMS: 7 in 2024, 4 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Prem Raj Sagar takes part in Medicare
Dr. Sagar 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)
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Dr. Prem Raj Sagar has 3 publications on record
Dmand AI links 3 papers to Dr. Sagar, published from 2020 to 2023. 2020 was the busiest year, with 2. Dr. Sagar's most frequent co-author is Bilal Malik, MD.
Papers3
Years published2020 to 2023
Dr. Sagar's most frequent co-authors
Recent publications by Dr. Sagar
See who Dr. Sagar researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sagar works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Dr. Prem Raj Sagar'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Prem Raj Sagar
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Prem Raj Sagar's NPI number?
Dr. Prem Raj Sagar's NPI number is 1083382949. It was assigned on September 3, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Prem Raj Sagar?
Dr. Prem Raj Sagar is an internist in Toppenish, Washington. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Prem Raj Sagar practice?
Dr. Sagar practices at 510 W 1st Ave, Toppenish, WA 98948. Dr. Sagar's primary practice is Toppenish Medical Center in Toppenish, Washington. Dmand AI also links Dr. Sagar to 2 hospitals and 1 community health center.
What is Dr. Prem Raj Sagar's office phone number?
The practice phone on file for Dr. Sagar is (509) 865-6175.
What is Dr. Prem Raj Sagar's medical license number?
Dr. Sagar holds Washington license MD61480420.
Which hospitals is Dr. Prem Raj Sagar affiliated with?
Dr. Sagar is affiliated with Astria Toppenish Hospital. Dmand AI links Dr. Sagar to 2 more hospitals.
What medical group is Dr. Prem Raj Sagar part of?
Dr. Sagar is linked to Yakima Valley Farm Workers Clinic (Behavioral Health Services, Mead).
Does Dr. Prem Raj Sagar accept Medicare?
Yes. CMS lists Dr. Sagar as accepting Medicare assignment.
How many Medicare patients does Dr. Prem Raj Sagar see?
CMS counts 13 Medicare patients who saw Dr. Sagar in 2024, with an average age of 74.
What drugs does Dr. Prem Raj Sagar prescribe most?
In 2024 Medicare Part D data, Dr. Sagar's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Omeprazole.
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How long has Dr. Prem Raj Sagar been practicing?
Dr. Sagar graduated from medical school in 2017, 9 years ago.
Does Dr. Prem Raj Sagar do research?
Dmand AI links 3 publications to Dr. Sagar, published from 2020 to 2023.
Who does Dr. Prem Raj Sagar publish with?
Dr. Sagar's most frequent co-authors are Bilal Malik, MD (2 shared papers).
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