Kathleen M. Tonkin, PAC
Hematology & Oncology Physician · Lincoln, NE
Kathleen M. Tonkin, PAC is a hematology & oncology physician with a practice address in Lincoln, Nebraska, and NPI 1144210402, issued on Oct 26, 2005. Check the license (Nebraska 944, as entered in NPPES) on the Nebraska Board of Medicine and Surgery; the Medicare figures below come from public CMS files.
- Name
- Kathleen M. Tonkin
- Credential
- PAC
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 944 NE
Self-reported in NPPES; status is on the state search - Practice location
- 4101 Tiger Lily RD Ste 100, Lincoln, NE 68516
- Phone
- (402) 420-7000
- Enumerated
- Oct 26, 2005
- Record last updated
- Mar 16, 2024
- Fax
- (402) 420-6969
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 80 in Nebraska → Look up another NPI →
Also registered at 4101 Tiger Lily RD Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brittnee Arrigo, PACPhysician Assistant1588318422
- Amanda Bauer, APRNHematology & Oncology Physician1053301317
- Andrea Belgum, OTROccupational Therapist1467622027
- Tracy Bender, OTD OTR/LOccupational Therapist1992975270
- Tara Benes, DPTPhysical Therapist1568400166
- Alan Berg, MDHematology & Oncology Physician1164412425
Verify Kathleen M. Tonkin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNebraska Board of Medicine and Surgery
Search for license 944Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,250 Medicare Part D claims for 370 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims. 124 claims were for opioids.
Most prescribed
- Acyclovir91 claims
- Potassium Chloride81 claims
- Prednisone70 claims
- Ondansetron Hcl57 claims
- Anastrozole48 claims
- Hydroxyurea47 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 practice group's MIPS final score for 2023 (Medicare payment program): 73.7 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,035.04
52 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Kathleen M. Tonkin among 80 hematology & oncology physician records in Nebraska
Kathleen M. Tonkin, PAC is one of 80 hematology & oncology physician records with a practice address in Nebraska. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 73% of these records are
- Record last updated2024 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Nebraska practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Nebraska
There are 80 hematology & oncology physician records in Nebraska.
All 80 in Nebraska → Every provider in Lincoln → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Amanda Bauer, APRNLincoln, NE 685161053301317
- Alan Berg, MDLincoln, NE 685161164412425
- Melissa Cetak, APRNLincoln, NE 685161588654842
- Steven Dunder, MDLincoln, NE 685161346264546
- Nathan Green, DOLincoln, NE 685161679563936
- Brett Grieb, MDLincoln, NE 685161740714419
- Stacey Knox, MDLincoln, NE 685161750353447
- Scott McHam, DOLincoln, NE 685161235170473
Common questions
What is Kathleen M. Tonkin, PAC's NPI number?
Kathleen M. Tonkin, PAC's National Provider Identifier (NPI) is 1144210402, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kathleen M. Tonkin, PAC located?
The NPPES record lists a practice address at 4101 Tiger Lily RD Ste 100, Lincoln, NE, 68516. Phone: (402) 420-7000. Providers update this record themselves, so call before visiting.
How can I verify Kathleen M. Tonkin, PAC's license?
NPPES lists Nebraska license number 944, as entered by the provider. Search the Nebraska Board of Medicine and Surgery at https://www.nebraska.gov/LISSearch/search.cgi. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kathleen M. Tonkin, PAC prescribe under Medicare Part D?
In 2024, Kathleen M. Tonkin, PAC had 1,250 Medicare Part D claims for 370 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Kathleen M. Tonkin, PAC's MIPS final score?
The 2023 MIPS final score is 73.7 of 100, reported for the practice group. 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.