NPPES file of Aug 9, 2026

Sameer K. Nath, M.D.

Radiation Oncology Physician · Aurora, CO

Sameer K. Nath, M.D. is a radiation oncology physician with a practice address in Aurora, Colorado, and NPI 1669774386, issued on Dec 1, 2010. Check the license (Colorado DR.0058426, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669774386
Name
Sameer K. Nath
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License numbers
DR.0058426 CO
052361 CT
Self-reported in NPPES; status is on the state search
Practice location
12605 E 16TH Ave, Aurora, CO 80045
Phone
(720) 848-0000
Enumerated
Dec 1, 2010
Record last updated
Dec 11, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170804000838); accepts Medicare assignment
Medical or professional school
University Of California, San Diego School Of Medicine, 2010
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 12605 E 16TH Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Benjamin Aakre, MDAnesthesiology Physician1407140395
  2. Alec Aaronson, DOPsychiatry Physician1972065233
  3. Mona Abaza, MDOtolaryngology Physician1043313844
  4. Meagan AbbagnaroAnesthesiologist Assistant1851254262
  5. Jean Abbott, MDEmergency Medicine Physician1578672820
  6. Adam Abraham, MDInternal Medicine Physician1720178304

Verify Sameer K. Nath in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0058426
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Colorado license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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23% fewer Medicare Part D claims than the average radiation oncology physician in 2024

103 Medicare Part D claims for 56 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D.

  1. Sameer Nath103
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl61 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 97.6 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score86.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Memorial Hospital OF Laramie CountyCheyenne, WY
  2. University Physicians IncorporatedAurora, CO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sameer K. Nath among 111 radiation oncology physician records in Colorado

Sameer K. Nath, M.D. is one of 111 radiation oncology physician records with a practice address in Colorado. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 64% of them.

  • NPI issued2010 · 64% of these records are older, 32% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 79% of these records are
  • Graduated2010 · median 2007 among the 88 with a school on file
  • Record last updated2019 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in Colorado

There are 111 radiation oncology physician records in Colorado.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Mackenzie Daly, MDAurora, CO 800451215022611
  2. Christine Fisher, M.D.Aurora, CO 800451265643597
  3. Karyn Goodman, M.D.Aurora, CO 800451275670671
  4. Brian Kavanagh, MDAurora, CO 800451518074350
  5. Ryan Lanning, M.D., PHD.Aurora, CO 800451023302148
  6. Arthur Liu, MDAurora, CO 800451144288093
  7. Michelle Ludwig, M.D.Aurora, CO 800451316269269
  8. Sarah Milgrom, M.D.Aurora, CO 800451992937312

Common questions

What is Sameer K. Nath, M.D.'s NPI number?

Sameer K. Nath, M.D.'s National Provider Identifier (NPI) is 1669774386, issued on Dec 1, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Sameer K. Nath, M.D. located?

The NPPES record lists a practice address at 12605 E 16TH Ave, Aurora, CO, 80045. Phone: (720) 848-0000. Providers update this record themselves, so call before visiting.

How can I verify Sameer K. Nath, M.D.'s license?

NPPES lists Colorado license number DR.0058426, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Sameer K. Nath, M.D. prescribe under Medicare Part D?

In 2024, Sameer K. Nath, M.D. had 103 Medicare Part D claims for 56 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.

What is Sameer K. Nath, M.D.'s MIPS final score?

The 2023 MIPS final score is 97.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.