Dr. Gregg Arden Olsen, MD

  • Burbank, CA
  • Hematologist and oncologist
NPI1427078070
Part D claims, 2018
12
Publications
9
Industry payments
$113
Affiliated sites
1
Medical group
1
Practice address
181 S Buena Vista St, Burbank, CA 91505-4504
Practice phone
Call (818) 840-0921
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

East Valley Hematology Oncology Medical Group

Medical specialty practice · Burbank, California

See all 2 affiliations

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Dr. Gregg Arden Olsen is a hematologist and oncologist in Burbank, California

Dr. Olsen practices at East Valley Hematology Oncology Medical Group in Burbank, California.

Dr. Olsen's NPI, 1427078070, was assigned on July 19, 2006. Dr. Olsen graduated from Duke University School Of Medicine in 1983. Dr. Olsen holds California license G57470.

NPI and contact details
NPI enumeration date
July 19, 2006
NPI status
Active
Practice phone
(818) 840-0921
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gregg Arden Olsen practices at East Valley Hematology Oncology Medical Group in Burbank, California

Dr. Olsen's primary practice is East Valley Hematology Oncology Medical Group, at 181 S Buena Vista St, Burbank, CA 91505-4504. The practice phone is (818) 840-0921.

  • East Valley Hematology Oncology Medical Group
    181 S Buena Vista St, Burbank, CA 91505-4504Phone(818) 840-0921

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gregg Arden Olsen is affiliated with 1 site of care and 1 medical group

Dr. Olsen's primary practice is East Valley Hematology Oncology Medical Group in Burbank, California. Dmand AI also links Dr. Olsen to 1 medical group, named with a free account.

East Valley Hematology Oncology Medical GroupMedical specialty practice · Burbank, CaliforniaPrimary
1 medical groupName with a free account
See all 2 affiliations for Dr. Olsen

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Dr. Gregg Arden Olsen's practice

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

EHR by site
SiteEHR vendor and product
East Valley Hematology Oncology Medical GroupAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregg Arden Olsen is one of 1,502 hematologists and oncologists in California

Hematology and oncology is Dr. Olsen's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Olsen is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Olsen's licenses on file in 2 states: California and North Carolina.

Specialties and state licenses

  • Hematology and oncology, CaliforniaPrimaryLicense G57470 · 1986 to 2026 · taxonomy 207RH0003X
  • North Carolina license1981 to 1988

Hematologists and oncologists near Dr. Olsen

Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.

1,502hematologists and oncologists in California
6hematologists and oncologists in Burbank

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Gregg Arden Olsen's patients have a median age of 77

Across all payers, Dmand AI patient panel data puts Dr. Olsen's median patient age at 77, with 100% women.

Dr. Olsen's patients across all payers

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

Patient panel by age, all payers

Median age 77

Patient panel by sex, all payers

  • Women100%
  • Men0%

Source: Dmand AI Patient Panel Data

Dr. Gregg Arden Olsen wrote 12 Medicare Part D claims in 2018

In 2018, Dr. Olsen wrote 12 Medicare Part D claims. They cover 1 drug, with $14,189 in total drug cost. In 2016, CMS named 127 claims across 5 drugs.

Part D claims, 201812
Drugs named by CMS1
Total drug cost$14,189

Dr. Olsen's most prescribed drugs by claims, 2018

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, 2016 to 2018

  • 2016
  • 2018
Claims for drugs CMS names
2016: 1272018: 1291%

Drugs named by CMS: 1 in 2018, 5 in 2016.

See all prescribing by Dr. Olsen

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Gregg Arden Olsen has 9 publications on record

Dmand AI links 9 papers to Dr. Olsen, published from 2015 to 2017. 2015 was the busiest year, with 2. The most frequent topics are Interferons, Peptides and Poly I-C. Dr. Olsen has published most often in Antimicrob Agents Chemother. Dr. Olsen's most frequent co-authors are Rodolfo Eduardo Bordoni, MD, Christopher Andrew Yasenchak, MD and Vivian Cline, MD.

Papers9
Years published2015 to 2017

Topics Dr. Olsen writes about most

  • Interferons
  • Peptides
  • Poly I-C
  • Polylysine
  • Brentuximab Vedotin
  • Cytomegalovirus Infections
  • Hodgkin Disease
  • Immunoconjugates

Dr. Olsen's most frequent co-authors

Recent publications by Dr. Olsen

See all 9 publications and co-authors

See who Dr. Olsen researches with

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

How network discovery works

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

Dr. Gregg Arden Olsen received $113 in industry payments from 2016 to 2023

CMS Open Payments shows 6 general payments to Dr. Olsen from 4 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Astellas Pharma US Inc paid the most, $42.

General payments to Dr. Olsen by program year, 2016 to 2023

Companies that paid Dr. Olsen the most, 2016 to 2023

Share is of all general payments to this clinician.

See all payments to Dr. Olsen

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

Dr. Gregg Arden Olsen graduated from Duke University School Of Medicine

Dr. Olsen graduated from Duke University School Of Medicine in 1983.

  1. Medical schoolDuke University School Of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Gregg Arden Olsen accepts plans from 2 insurance carriers

Dr. Olsen is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

  • Blue Cross Blue Shield of Massachusetts
  • HCSC

Plan types Dr. Olsen accepts, by number of carriers

  1. Medicare2
  2. PPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Gregg Arden Olsen'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (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)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
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. Gregg Arden Olsen

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. Gregg Arden Olsen's NPI number?

Dr. Gregg Arden Olsen's NPI number is 1427078070. It was assigned on July 19, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregg Arden Olsen?

Dr. Gregg Arden Olsen is a hematologist and oncologist in Burbank, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Gregg Arden Olsen practice?

Dr. Olsen practices at 181 S Buena Vista St, Burbank, CA 91505-4504. Dr. Olsen's primary practice is East Valley Hematology Oncology Medical Group in Burbank, California. Dmand AI also links Dr. Olsen to 1 medical group.

What is Dr. Gregg Arden Olsen's office phone number?

The practice phone on file for Dr. Olsen is (818) 840-0921.

What is Dr. Gregg Arden Olsen's medical license number?

Dr. Olsen holds California license G57470, one of the licenses on file in 2 states.

Which states has Dr. Gregg Arden Olsen been licensed in?

Dmand AI has state licenses on file for Dr. Olsen in California (1986 to 2026) and North Carolina (1981 to 1988).

Is Dr. Gregg Arden Olsen board certified?

Yes. Dr. Olsen is board certified in internal medicine by the American Board of Internal Medicine.

Where did Dr. Gregg Arden Olsen go to medical school?

Dr. Olsen graduated from Duke University School Of Medicine in 1983.

What drugs does Dr. Gregg Arden Olsen prescribe most?

In 2018 Medicare Part D data, Dr. Olsen's most prescribed drugs by claims were Leukeran.

Has Dr. Gregg Arden Olsen received payments from drug or device companies?

CMS Open Payments shows $113 in general payments to Dr. Olsen from 4 companies from 2016 to 2023. The largest total came from Astellas Pharma US Inc.

Show 4 more questionsShow fewer questions

How long has Dr. Gregg Arden Olsen been practicing?

Dr. Olsen graduated from medical school in 1983, 43 years ago.

Does Dr. Gregg Arden Olsen do research?

Dmand AI links 9 publications to Dr. Olsen, published from 2015 to 2017.

Who does Dr. Gregg Arden Olsen publish with?

Dr. Olsen's most frequent co-authors are Rodolfo Eduardo Bordoni, MD (2 shared papers), Christopher Andrew Yasenchak, MD (2 shared papers) and Vivian Cline, MD (1 shared paper).

What insurance does Dr. Gregg Arden Olsen accept?

Dr. Olsen is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.

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