Dr. Reith R. Sarkar, MD

  • Renton, WA
  • Radiation oncologist
NPI1679034060PAC ID7012454168
Medicare services, 2024
403
Medicare patients, 2024
42
Part D claims, 2024
68
Publications
29
Hospital affiliations
4
Practice address
400 S 43rd St, Renton, WA 98055
Practice phone
Call (425) 228-3450
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Valley Medical Center

Hospital · Renton, Washington

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Dr. Reith R. Sarkar is a radiation oncologist in Renton, Washington

Dr. Sarkar practices at Valley Medical Center in Renton, Washington, part of University of Washington.

Dr. Sarkar's NPI, 1679034060, was assigned on March 27, 2019. Dr. Sarkar holds Washington license 61507146.

NPI and contact details
Medicare PAC ID
7012454168
NPI enumeration date
March 27, 2019
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(425) 228-3450
Professional email
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Personal email
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Mobile number
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Sex
Male
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)

Dr. Reith R. Sarkar practices at Valley Medical Center in Renton, Washington

Dr. Sarkar's primary practice is Valley Medical Center, at 400 S 43rd St, Renton, WA 98055 in King County. The practice phone is (425) 228-3450.

Source: Dmand AI Affiliation Data

Dr. Reith R. Sarkar is affiliated with 5 sites of care and 1 medical group

Dr. Sarkar's primary practice is Valley Medical Center in Renton, Washington, part of University of Washington. Dr. Sarkar is also affiliated with Swedish First Hill Campus. The medical group on file is Tumor Institute Radiation Oncology Group (TIROG). Dmand AI also links Dr. Sarkar to 2 more hospitals and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Sarkar

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Reith R. Sarkar's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sarkar practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Valley Medical CenterAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Reith R. Sarkar is one of 162 radiation oncologists in Washington

Radiation oncology is Dr. Sarkar's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Sarkar is licensed in Washington.

Specialties and state licenses

  • Radiation oncology, WashingtonPrimaryLicense 61507146 · taxonomy 2085R0001X

Radiation oncologists near Dr. Sarkar

Counts of radiation oncologists 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. Reith R. Sarkar billed Medicare for 403 services in 2024

CMS data shows 403 Medicare services from Dr. Sarkar across 10 procedure codes in 2024, for 42 Medicare patients. Medicare paid $31,047 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024403
Medicare patients42
Paid by Medicare$31,047
Procedure codes10

Dr. Sarkar's Medicare services by type, 2024

  1. Imaging368
  2. Office and hospital visits35

Dr. Sarkar compared with the Washington median for radiation oncologists, 2024

  • Dr. Sarkar
  • Washington median
Medicare services
403vs 1,18766% below
Medicare patients
42vs 18677% below
Part D claims
38vs 4414% below

Medians across 156 radiation oncologists in Washington with Dmand AI profiles that report each measure.

Dr. Sarkar's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Sarkar

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Reith R. Sarkar treated 42 Medicare patients in 2024, average age 75

CMS counts 42 Medicare patients who saw Dr. Sarkar in 2024. The largest group is 75 to 84, with 23 patients. 75% of them have cancer, and 75% have high cholesterol. Their average risk score is 1.64, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Sarkar's median patient age at 70, with 33% women.

Medicare patients, 202442
Average age75
Average risk score1.64

Dr. Sarkar's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Sarkar's Medicare patients by sex, 2024

  • Women1843%
  • Men2457%

Chronic conditions among Dr. Sarkar's Medicare patients, 2024

  1. Cancer75%
  2. High cholesterol75%
  3. High blood pressure64%
  4. Arthritis43%
  5. COPD26%

Share of Medicare patients with each condition. A patient can have several.

Dr. Sarkar's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women33%
  • Men66%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Reith R. Sarkar wrote 68 Medicare Part D claims in 2024

In 2024, Dr. Sarkar wrote 68 Medicare Part D claims for 47 patients. 79% of them were for generic drugs. CMS names the drug for 38 of them, across 3 drugs with 11 or more claims each, at $45,633 in total drug cost. In 2022, CMS named 26 claims across 2 drugs.

Part D claims, 202468
Drugs named by CMS3
Total drug cost$45,633
Part D patients47

Dr. Sarkar's Part D claims by kind of drug, 2024

  • Generic54 claims79%
  • Brand-name14 claims21%

Dr. Sarkar'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.

Part D claims for drugs CMS names, 2022 to 2024

  • 2022
  • 2024
Claims for drugs CMS names
2022: 262024: 3846%

Drugs named by CMS: 3 in 2024, 2 in 2022.

See all prescribing by Dr. Sarkar

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

Dr. Reith R. Sarkar offers telehealth to Medicare patients

Dr. Sarkar accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sarkar as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Reith R. Sarkar has 29 publications on record

Dmand AI links 29 papers to Dr. Sarkar, published from 2018 to 2024. 2019 was the busiest year, with 6. The most frequent topics are Prostatic Neoplasms, Prostatectomy and Cost-Benefit Analysis. Dr. Sarkar has published most often in Cancer. Dr. Sarkar's most frequent co-authors are James Don Murphy, MD, Brent Shane Rose, MD and Lucas Kas Vitzthum, MD.

Papers29
Years published2018 to 2024

Dr. Sarkar's papers by year, 2018 to 2024

Topics Dr. Sarkar writes about most

  • Prostatic Neoplasms
  • Prostatectomy
  • Cost-Benefit Analysis
  • Androgen Antagonists
  • Brain Neoplasms
  • Cause of Death
  • Chemoradiotherapy
  • Comorbidity

Dr. Sarkar's most frequent co-authors

Recent publications by Dr. Sarkar

See all 29 publications and co-authors

See who Dr. Sarkar researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sarkar works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Reith R. Sarkar received $319 in industry payments from 2024 to 2025

CMS Open Payments shows 6 general payments to Dr. Sarkar from 5 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $125.

General payments to Dr. Sarkar by program year, 2024 to 2025

Companies that paid Dr. Sarkar the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Sarkar

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Reith R. Sarkar's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Reith R. Sarkar

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. Reith R. Sarkar's NPI number?

Dr. Reith R. Sarkar's NPI number is 1679034060. It was assigned on March 27, 2019, and it is active in the NPI Registry.

What kind of doctor is Dr. Reith R. Sarkar?

Dr. Reith R. Sarkar is a radiation oncologist in Renton, Washington. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Reith R. Sarkar practice?

Dr. Sarkar practices at 400 S 43rd St, Renton, WA 98055. Dr. Sarkar's primary practice is Valley Medical Center in Renton, Washington, part of University of Washington. Dmand AI also links Dr. Sarkar to 2 hospitals and 1 group practice or clinic.

What is Dr. Reith R. Sarkar's office phone number?

The practice phone on file for Dr. Sarkar is (425) 228-3450.

What is Dr. Reith R. Sarkar's medical license number?

Dr. Sarkar holds Washington license 61507146.

Which hospitals is Dr. Reith R. Sarkar affiliated with?

Dr. Sarkar practices at Valley Medical Center in Renton, Washington. Dr. Sarkar is also affiliated with Swedish First Hill Campus. Dmand AI links Dr. Sarkar to 2 more hospitals.

What medical group is Dr. Reith R. Sarkar part of?

Dr. Sarkar is linked to Tumor Institute Radiation Oncology Group (TIROG).

Does Dr. Reith R. Sarkar accept Medicare?

Yes. CMS data shows Dr. Sarkar billed Medicare for 403 services in 2024, and Dr. Sarkar accepts Medicare assignment.

Does Dr. Reith R. Sarkar offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Sarkar as offering telehealth services.

How many Medicare patients does Dr. Reith R. Sarkar see?

CMS counts 42 Medicare patients who saw Dr. Sarkar in 2024, with an average age of 75.

Show 6 more questionsShow fewer questions

What services does Dr. Reith R. Sarkar bill to Medicare?

In 2024, Dr. Sarkar's most billed Medicare services were radiation oncology (77300), radiation oncology (77334) and radiation oncology (77263).

What drugs does Dr. Reith R. Sarkar prescribe most?

In 2024 Medicare Part D data, Dr. Sarkar's most prescribed drugs by claims were Orgovyx, Dexamethasone and Lorazepam.

Has Dr. Reith R. Sarkar received payments from drug or device companies?

CMS Open Payments shows $319 in general payments to Dr. Sarkar from 5 companies from 2024 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. Reith R. Sarkar been practicing?

Dr. Sarkar graduated from medical school in 2019, 7 years ago.

Does Dr. Reith R. Sarkar do research?

Dmand AI links 29 publications to Dr. Sarkar, published from 2018 to 2024.

Who does Dr. Reith R. Sarkar publish with?

Dr. Sarkar's most frequent co-authors are James Don Murphy, MD (15 shared papers), Brent Shane Rose, MD (11 shared papers) and Lucas Kas Vitzthum, MD (4 shared papers).

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