Experienced in Neuroendocrine Tumor

Dr. Tatjana Kolevska

Hematology Oncology | Hematology | Oncology
Kaiser Permanente
Vallejo Medical Center
975 Sereno Drive, Med Offices 2nd Fl Dept #210, 
Vallejo, CA 
Clinical Trials:Currently Recruiting for 1 Trial
Accepting New Patients
Experienced in Neuroendocrine Tumor
Kaiser Permanente
Vallejo Medical Center
975 Sereno Drive, Med Offices 2nd Fl Dept #210, 
Vallejo, CA 
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Overview

Tatjana Kolevska is a Hematologist Oncology specialist and a Hematologist in Vallejo, California. Dr. Kolevska is rated as an Experienced provider by MediFind in the treatment of Neuroendocrine Tumor. Her top areas of expertise are Breast Cancer, Testicular Cancer, Hairy Cell Leukemia (HCL), and Bone Tumor. Dr. Kolevska is currently accepting new patients.

Her clinical research consists of co-authoring 43 peer reviewed articles and participating in 31 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, she has participated in 6 clinical trials in the study of Neuroendocrine Tumor.

Specialties
Hematology Oncology
Hematology
Oncology
Licenses
Internal Medicine in CA
Languages Spoken
English
Gender
Female

Insurance

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Locations

Vallejo Medical Center
975 Sereno Drive, Med Offices 2nd Fl Dept #210, Vallejo, CA 94589

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

31 Clinical Trials

Phase II Trial of SMO/ AKT/ NF2/CDK Inhibitors in Progressive Meningiomas With SMO/ AKT/ NF2/CDK Pathway Mutations
Phase II Trial of SMO/ AKT/ NF2/CDK Inhibitors in Progressive Meningiomas With SMO/ AKT/ NF2/CDK Pathway Mutations
Enrollment Status: Recruiting
Publish Date: December 12, 2025
Intervention Type: Drug
Study Drugs: Vismodegib, GSK2256098, Capivasertib, Abemaciclib
Study Phase: Phase 2
Adjuvant Lung Cancer Enrichment Marker Identification and Sequencing Trial (ALCHEMIST)
Adjuvant Lung Cancer Enrichment Marker Identification and Sequencing Trial (ALCHEMIST)
Enrollment Status: Active_not_recruiting
Publish Date: December 17, 2025
Intervention Type: Other, Procedure, Biological, Drug
Study Phase: Not Applicable
Phase II-III Trial of Adjuvant Radiotherapy and Androgen Deprivation Following Radical Prostatectomy With or Without Adjuvant Docetaxel
Phase II-III Trial of Adjuvant Radiotherapy and Androgen Deprivation Following Radical Prostatectomy With or Without Adjuvant Docetaxel
Enrollment Status: Completed
Publish Date: December 09, 2025
Intervention Type: Drug, Other, Radiation
Study Drugs: Bicalutamide, Docetaxel, Flutamide, Goserelin acetate, Leuprolide acetate, Nilutamide
Study Phase: Phase 2/Phase 3
A Phase II Randomized Study of Adjuvant Versus NeoAdjuvant Pembrolizumab (MK-3475) for Clinically Detectable Stage III-IV High-Risk Melanoma
A Phase II Randomized Study of Adjuvant Versus NeoAdjuvant Pembrolizumab (MK-3475) for Clinically Detectable Stage III-IV High-Risk Melanoma
Enrollment Status: Active_not_recruiting
Publish Date: December 05, 2025
Intervention Type: Procedure, Biological
Study Drug: Pembrolizumab
Study Phase: Phase 2
A Phase II Clinical Trial Platform of Sensitization Utilizing Total Neoadjuvant Therapy (TNT) in Rectal Cancer
A Phase II Clinical Trial Platform of Sensitization Utilizing Total Neoadjuvant Therapy (TNT) in Rectal Cancer
Enrollment Status: Completed
Publish Date: December 04, 2025
Intervention Type: Drug, Radiation, Biological
Study Phase: Phase 2
Randomized Study of Erlotinib Vs Observation in Patients With Completely Resected Epidermal Growth Factor Receptor (EGFR) Mutant Non-Small Cell Lung Cancer (NSCLC)
Randomized Study of Erlotinib Vs Observation in Patients With Completely Resected Epidermal Growth Factor Receptor (EGFR) Mutant Non-Small Cell Lung Cancer (NSCLC)
Enrollment Status: Active_not_recruiting
Publish Date: December 04, 2025
Intervention Type: Other, Drug
Study Drug: Erlotinib Hydrochloride
Study Phase: Phase 3
Randomized, Double-Blinded Phase III Study of CABozantinib Versus Placebo IN Patients With Advanced NEuroendocrine Tumors After Progression on Prior Therapy (CABINET)
Randomized, Double-Blinded Phase III Study of CABozantinib Versus Placebo IN Patients With Advanced NEuroendocrine Tumors After Progression on Prior Therapy (CABINET)
Enrollment Status: Active_not_recruiting
Publish Date: December 03, 2025
Intervention Type: Other, Procedure, Drug
Study Drug: Cabozantinib S-malate
Study Phase: Phase 3
Randomized Phase II Study of 2nd Line FOLFIRI Versus Modified FOLFIRI With PARP Inhibitor ABT-888 (Veliparib) (NSC-737664) in Metastatic Pancreatic Cancer
Randomized Phase II Study of 2nd Line FOLFIRI Versus Modified FOLFIRI With PARP Inhibitor ABT-888 (Veliparib) (NSC-737664) in Metastatic Pancreatic Cancer
Enrollment Status: Active_not_recruiting
Publish Date: December 01, 2025
Intervention Type: Drug, Other
Study Drugs: Fluorouracil, Irinotecan Hydrochloride, Leucovorin Calcium, Veliparib
Study Phase: Phase 2
Randomized Phase II Open Label Study of Lenalidomide R-CHOP (R2CHOP) vs. RCHOP (Rituximab, Cyclophosphamide, Doxorubicin, Vincristine and Prednisone) in Patients With Newly Diagnosed Diffuse Large B Cell Lymphoma
Randomized Phase II Open Label Study of Lenalidomide R-CHOP (R2CHOP) vs. RCHOP (Rituximab, Cyclophosphamide, Doxorubicin, Vincristine and Prednisone) in Patients With Newly Diagnosed Diffuse Large B Cell Lymphoma
Enrollment Status: Active_not_recruiting
Publish Date: November 28, 2025
Intervention Type: Drug, Biological, Other
Study Drugs: Cyclophosphamide, Doxorubicin Hydrochloride, Lenalidomide, Prednisone, Rituximab, Vincristine Sulfate
Study Phase: Phase 2
A Phase II/III Randomized Trial of Veliparib or Placebo in Combination With Adjuvant Temozolomide in Newly Diagnosed Glioblastoma With MGMT Promoter Hypermethylation
A Phase II/III Randomized Trial of Veliparib or Placebo in Combination With Adjuvant Temozolomide in Newly Diagnosed Glioblastoma With MGMT Promoter Hypermethylation
Enrollment Status: Active_not_recruiting
Publish Date: November 28, 2025
Intervention Type: Other, Drug
Study Drugs: Temozolomide, Veliparib
Study Phase: Phase 2/Phase 3
A Randomized Phase II Trial of Intermittent Versus Continuous Dosing of Dabrafenib (NSC-763760) and Trametinib (NSC-763093) in BRAF V600E/K Mutant Melanoma
A Randomized Phase II Trial of Intermittent Versus Continuous Dosing of Dabrafenib (NSC-763760) and Trametinib (NSC-763093) in BRAF V600E/K Mutant Melanoma
Enrollment Status: Active_not_recruiting
Publish Date: November 19, 2025
Intervention Type: Procedure, Drug
Study Drugs: Dabrafenib Mesylate, Trametinib Dimethyl Sulfoxide
Study Phase: Phase 2
Randomized Phase II Trial in Early Relapsing or Refractory Follicular Lymphoma
Randomized Phase II Trial in Early Relapsing or Refractory Follicular Lymphoma
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Drug, Biological, Procedure
Study Drugs: Bendamustine Hydrochloride, Cyclophosphamide, Doxorubicin Hydrochloride, Lenalidomide, Obinutuzumab, Prednisone, Umbralisib, Vincristine Sulfate
Study Phase: Phase 2
A Randomized Phase III Study of Nivolumab After Combined Modality Therapy (CMT) in High Risk Anal Cancer
A Randomized Phase III Study of Nivolumab After Combined Modality Therapy (CMT) in High Risk Anal Cancer
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Procedure, Biological, Other
Study Drug: Nivolumab
Study Phase: Phase 3
A Phase I Study With an Expansion Cohort/Randomized Phase II Study of the Combinations of Ipilimumab, Nivolumab and Brentuximab Vedotin in Patients With Relapsed/Refractory Hodgkin Lymphoma
A Phase I Study With an Expansion Cohort/Randomized Phase II Study of the Combinations of Ipilimumab, Nivolumab and Brentuximab Vedotin in Patients With Relapsed/Refractory Hodgkin Lymphoma
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Procedure, Drug, Biological
Study Drugs: Brentuximab, Ipilimumab, Nivolumab
Study Phase: Phase 1/Phase 2
A Randomized Phase III Study of the Addition of Venetoclax to Ibrutinib and Obinutuzumab Versus Ibrutinib and Obinutuzumab in Untreated Younger Patients With Chronic Lymphocytic Leukemia (CLL)
A Randomized Phase III Study of the Addition of Venetoclax to Ibrutinib and Obinutuzumab Versus Ibrutinib and Obinutuzumab in Untreated Younger Patients With Chronic Lymphocytic Leukemia (CLL)
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Other, Procedure, Drug, Biological
Study Drugs: Ibrutinib, Obinutuzumab, Venetoclax
Study Phase: Phase 3
DART: Dual Anti-CTLA-4 and Anti-PD-1 Blockade in Rare Tumors
DART: Dual Anti-CTLA-4 and Anti-PD-1 Blockade in Rare Tumors
Enrollment Status: Active_not_recruiting
Publish Date: November 17, 2025
Intervention Type: Procedure, Biological
Study Drugs: Ipilimumab, Nivolumab
Study Phase: Phase 2
A Phase III Randomized Trial Comparing Physician/Patient Choice of Either High Dose Interferon or Ipilimumab to MK-3475 (Pembrolizumab) in Patients With High Risk Resected Melanoma
A Phase III Randomized Trial Comparing Physician/Patient Choice of Either High Dose Interferon or Ipilimumab to MK-3475 (Pembrolizumab) in Patients With High Risk Resected Melanoma
Enrollment Status: Active_not_recruiting
Publish Date: November 10, 2025
Intervention Type: Other, Procedure, Biological
Study Drugs: Ipilimumab, Pembrolizumab, Recombinant Interferon Alfa-2b
Study Phase: Phase 3
A Randomized Phase III Study of Immune Checkpoint Inhibition With Chemotherapy in Treatment-Naive Metastatic Anal Cancer Patients
A Randomized Phase III Study of Immune Checkpoint Inhibition With Chemotherapy in Treatment-Naive Metastatic Anal Cancer Patients
Enrollment Status: Active_not_recruiting
Publish Date: October 29, 2025
Intervention Type: Biological, Drug
Study Drugs: Carboplatin, Nivolumab, Paclitaxel
Study Phase: Phase 3
DREAMseq (Doublet, Randomized Evaluation in Advanced Melanoma Sequencing) a Phase III Trial
DREAMseq (Doublet, Randomized Evaluation in Advanced Melanoma Sequencing) a Phase III Trial
Enrollment Status: Active_not_recruiting
Publish Date: September 16, 2025
Intervention Type: Other, Procedure, Biological, Drug
Study Drugs: Dabrafenib Mesylate, Ipilimumab, Nivolumab, Trametinib Dimethyl Sulfoxide
Study Phase: Phase 3
S1803, Phase III Study of Daratumumab/rHuPH20 (NSC-810307) + Lenalidomide or Lenalidomide as Post-Autologous Stem Cell Transplant Maintenance Therapy in Patients With Multiple Myeloma (MM) Using Minimal Residual Disease to Direct Therapy Duration (DRAMMATIC Study)
S1803, Phase III Study of Daratumumab/rHuPH20 (NSC-810307) + Lenalidomide or Lenalidomide as Post-Autologous Stem Cell Transplant Maintenance Therapy in Patients With Multiple Myeloma (MM) Using Minimal Residual Disease to Direct Therapy Duration (DRAMMATIC Study)
Enrollment Status: Active_not_recruiting
Publish Date: September 15, 2025
Intervention Type: Drug
Study Drugs: Lenalidomide, Daratumumab/rHuPH20
Study Phase: Phase 3
Randomized Phase III Trial of Bortezomib, Lenalidomide, and Dexamethasone (VRd) Versus Carfilzomib, Lenalidomide, and Dexamethasone (CRd) Followed by Limited or Indefinite Duration Lenalidomide Maintenance in Patients With Newly Diagnosed Symptomatic Multiple Myeloma (ENDURANCE)
Randomized Phase III Trial of Bortezomib, Lenalidomide, and Dexamethasone (VRd) Versus Carfilzomib, Lenalidomide, and Dexamethasone (CRd) Followed by Limited or Indefinite Duration Lenalidomide Maintenance in Patients With Newly Diagnosed Symptomatic Multiple Myeloma (ENDURANCE)
Enrollment Status: Active_not_recruiting
Publish Date: September 08, 2025
Intervention Type: Other, Drug
Study Drugs: Bortezomib, Carfilzomib, Dexamethasone, Lenalidomide
Study Phase: Phase 3
Intergroup Randomized Phase 2 Four Arm Study In Patients ≥ 60 With Previously Untreated Mantle Cell Lymphoma Of Therapy With: Arm A = Rituximab+ Bendamustine Followed By Rituximab Consolidation (RB → R); Arm B = Rituximab + Bendamustine + Bortezomib Followed By Rituximab Consolidation (RBV→ R), Arm C = Rituximab + Bendamustine Followed By Lenalidomide + Rituximab Consolidation (RB → LR) or Arm D = Rituximab + Bendamustine + Bortezomib Followed By Lenalidomide + Rituximab Consolidation (RBV → LR)
Intergroup Randomized Phase 2 Four Arm Study In Patients ≥ 60 With Previously Untreated Mantle Cell Lymphoma Of Therapy With: Arm A = Rituximab+ Bendamustine Followed By Rituximab Consolidation (RB → R); Arm B = Rituximab + Bendamustine + Bortezomib Followed By Rituximab Consolidation (RBV→ R), Arm C = Rituximab + Bendamustine Followed By Lenalidomide + Rituximab Consolidation (RB → LR) or Arm D = Rituximab + Bendamustine + Bortezomib Followed By Lenalidomide + Rituximab Consolidation (RBV → LR)
Enrollment Status: Active_not_recruiting
Publish Date: April 08, 2025
Intervention Type: Drug, Biological
Study Drugs: Rituximab, Bendamustine Hydrochloride, Bortezomib, Lenalidomide
Study Phase: Phase 2
A Phase III Randomized Trial Comparing Androgen Deprivation Therapy + TAK-700 With Androgen Deprivation Therapy + Bicalutamide in Patients With Newly Diagnosed Metastatic Sensitive Prostate Cancer
A Phase III Randomized Trial Comparing Androgen Deprivation Therapy + TAK-700 With Androgen Deprivation Therapy + Bicalutamide in Patients With Newly Diagnosed Metastatic Sensitive Prostate Cancer
Enrollment Status: Active_not_recruiting
Publish Date: March 19, 2025
Intervention Type: Drug
Study Drugs: TAK-700, Bicalutamide
Study Phase: Phase 3
Randomized Phase II Study of Cisplatin and Etoposide Versus Temozolomide and Capecitabine in Patients With Advanced G3 Non-small Cell Gastroenteropancreatic Neuroendocrine Carcinomas
Randomized Phase II Study of Cisplatin and Etoposide Versus Temozolomide and Capecitabine in Patients With Advanced G3 Non-small Cell Gastroenteropancreatic Neuroendocrine Carcinomas
Enrollment Status: Active_not_recruiting
Publish Date: March 18, 2025
Intervention Type: Drug, Other
Study Drugs: Capecitabine, Carboplatin, Cisplatin, Etoposide, Temozolomide
Study Phase: Phase 2
A Randomized Phase II/III Trial of Novel Therapeutics Versus Azacitidine in Newly Diagnosed Patients With Acute Myeloid Leukemia (AML) or High-Risk Myelodysplastic Syndrome (MDS), Age 60 or Older LEAP: Less-Intense AML Platform Trial
A Randomized Phase II/III Trial of Novel Therapeutics Versus Azacitidine in Newly Diagnosed Patients With Acute Myeloid Leukemia (AML) or High-Risk Myelodysplastic Syndrome (MDS), Age 60 or Older LEAP: Less-Intense AML Platform Trial
Enrollment Status: Completed
Publish Date: January 16, 2025
Intervention Type: Drug, Biological, Other
Study Drugs: Azacitidine, Cytarabine, Decitabine, Midostaurin, Nivolumab
Study Phase: Phase 2/Phase 3
A Phase II Randomized Study of Nivolumab (NSC-748726) With Ipilimumab (NSC-732442) or Ipilimumab Alone in Advanced Melanoma Patients Refractory to an Anti-PD1 or Anti-PD-L1 Agent
A Phase II Randomized Study of Nivolumab (NSC-748726) With Ipilimumab (NSC-732442) or Ipilimumab Alone in Advanced Melanoma Patients Refractory to an Anti-PD1 or Anti-PD-L1 Agent
Enrollment Status: Completed
Publish Date: January 13, 2025
Intervention Type: Biological
Study Drugs: Ipilimumab, Nivolumab
Study Phase: Phase 2
A Phase II/III Trial of Neoadjuvant FOLFOX With Selective Use of Combined Modality Chemoradiation Versus Preoperative Combined Modality Chemoradiation for Locally Advanced Rectal Cancer Patients Undergoing Low Anterior Resection With Total Mesorectal Excision (PROSPECT)
A Phase II/III Trial of Neoadjuvant FOLFOX With Selective Use of Combined Modality Chemoradiation Versus Preoperative Combined Modality Chemoradiation for Locally Advanced Rectal Cancer Patients Undergoing Low Anterior Resection With Total Mesorectal Excision (PROSPECT)
Enrollment Status: Active_not_recruiting
Publish Date: February 02, 2024
Intervention Type: Procedure, Other, Drug
Study Phase: Phase 2/Phase 3
Randomized Phase II Study of Nivolumab With or Without Ipilimumab in Patients With Metastatic or Unresectable Sarcoma
Randomized Phase II Study of Nivolumab With or Without Ipilimumab in Patients With Metastatic or Unresectable Sarcoma
Enrollment Status: Completed
Publish Date: October 17, 2023
Intervention Type: Other, Biological
Study Drugs: Ipilimumab, Nivolumab
Study Phase: Phase 2
A Phase III Trial of Adjuvant Chemotherapy Following Chemoradiation as Primary Treatment for Locally Advanced Cervical Cancer Compared to Chemoradiation Alone: The OUTBACK Trial
A Phase III Trial of Adjuvant Chemotherapy Following Chemoradiation as Primary Treatment for Locally Advanced Cervical Cancer Compared to Chemoradiation Alone: The OUTBACK Trial
Enrollment Status: Completed
Publish Date: November 07, 2022
Intervention Type: Other, Drug, Radiation
Study Drugs: Carboplatin, Cisplatin, Paclitaxel
Study Phase: Phase 3
A Randomized Phase II Study of Perioperative mFOLFIRINOX Versus Gemcitabine/Nab-Paclitaxel as Therapy for Resectable Pancreatic Adenocarcinoma
A Randomized Phase II Study of Perioperative mFOLFIRINOX Versus Gemcitabine/Nab-Paclitaxel as Therapy for Resectable Pancreatic Adenocarcinoma
Enrollment Status: Completed
Publish Date: October 19, 2022
Intervention Type: Drug, Procedure
Study Drugs: Fluorouracil, Gemcitabine hydrochloride, Irinotecan hydrochloride, Oxaliplatin, Paclitaxel albumin-stabilized nanoparticle formulation
Study Phase: Phase 2
Preoperative Extended Chemotherapy vs. Chemotherapy Plus Hypofractionated Radiation Therapy for Borderline Resectable Adenocarcinoma of the Head of the Pancreas
Preoperative Extended Chemotherapy vs. Chemotherapy Plus Hypofractionated Radiation Therapy for Borderline Resectable Adenocarcinoma of the Head of the Pancreas
Enrollment Status: Unknown
Publish Date: May 24, 2022
Intervention Type: Drug, Procedure, Radiation
Study Drugs: mFOLFIRINOX, FOLFOX
Study Phase: Phase 2
View 30 Less Clinical Trials

43 Total Publications

Clinician- and Facility-Level Factors Associated With Receipt of Nonguideline Chemotherapy Regimens in Women With Stage I-IIIA Breast Cancer.
Clinician- and Facility-Level Factors Associated With Receipt of Nonguideline Chemotherapy Regimens in Women With Stage I-IIIA Breast Cancer.
Journal: JCO oncology practice
Published: December 11, 2025
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Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

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