Nicolas Tiva Kummer, M.D.-PH.D.
Radiation Oncology Physician · Wenatchee, WA
Nicolas Tiva Kummer, M.D.-PH.D. is a radiation oncology physician with a practice address in Wenatchee, Washington, and NPI 1033403852, issued on Jun 9, 2011. Check the license (Washington MD60662907, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Nicolas Tiva Kummer
- Credential
- M.D.-PH.D.
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- MD60662907 WA
Self-reported in NPPES; status is on the state search - Practice location
- 820 N Chelan Ave, Wenatchee, WA 98801
- Phone
- (509) 663-8711
- Enumerated
- Jun 9, 2011
- Record last updated
- Jun 24, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160803002601); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 2011
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 198 in Washington → Look up another NPI →
Also registered at 820 N Chelan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Laurel Aaberg, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1245620947
- Amr Abd-Al-Ghaffar, MDMedical Oncology Physician1114904323
- Makena Ackerman, ARNPFamily Nurse Practitioner1598500936
- Steven Aguilu, M.D.Family Medicine Physician1851397830
- Amber Aiken, RNCase Manager/Care Coordinator1396498234
- Benjamin Albertson, MDSports Medicine (Orthopaedic Surgery) Physician1316471816
Verify Nicolas Tiva Kummer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60662907Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average radiation oncology physician in 2024
287 Medicare Part D claims for 84 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims. 30 claims were for opioids.
Most prescribed
- Tamsulosin Hcl85 claims
- Oxybutynin Chloride Er19 claims
- Pentoxifylline18 claims
- Fluconazole16 claims
- Finasteride14 claims
- Gabapentin12 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.
Bills Medicare through one group practice
- Central Washington Health Services AssociationWenatchee, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicolas Tiva Kummer among 198 radiation oncology physician records in Washington
Nicolas Tiva Kummer, M.D.-PH.D. is one of 198 radiation oncology physician records with a practice address in Washington. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 67% of them.
- NPI issued2011 · 67% of these records are older, 29% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2011 · median 2006 among the 141 with a school on file
- Record last updated2016 · 58% 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 Washington 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 Washington
There are 198 radiation oncology physician records in Washington.
All 198 in Washington → Every provider in Wenatchee → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Thomas Carlson, MDWenatchee, WA 988011073540704
- Robert Fain, MDWenatchee, WA 988011225461148
- John Register, MDWenatchee, WA 988011124048368
- Sean Cleary, MDYakima, WA 989021164501342
- Cheryl Davison, MDYakima, WA 989021396824595
- Steven Register, M.D.Yakima, WA 989021245460252
- Won Lee, M.D.Vancouver, WA 986861902894793
- Carrie Gotkowitz, M.D.Vancouver, WA 986841679576540
Common questions
What is Nicolas Tiva Kummer, M.D.-PH.D.'s NPI number?
Nicolas Tiva Kummer, M.D.-PH.D.'s National Provider Identifier (NPI) is 1033403852, issued on Jun 9, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Nicolas Tiva Kummer, M.D.-PH.D. located?
The NPPES record lists a practice address at 820 N Chelan Ave, Wenatchee, WA, 98801. Phone: (509) 663-8711. Providers update this record themselves, so call before visiting.
How can I verify Nicolas Tiva Kummer, M.D.-PH.D.'s license?
NPPES lists Washington license number MD60662907, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nicolas Tiva Kummer, M.D.-PH.D. prescribe under Medicare Part D?
In 2024, Nicolas Tiva Kummer, M.D.-PH.D. had 287 Medicare Part D claims for 84 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
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.