Gastroenterology
Anal CanalBiopsy, NeedleColonoscopy
Dr. Brett Michael Grieb, MD
NPI1740714419PAC ID0446523062
- Medicare services, 2024
- 100,478
- Medicare patients, 2024
- 704
- Part D claims, 2024
- 638
- Publications
- 3
- Hospital affiliations
- 5
- Practice address
- 201 S 68th Street Pl, Lincoln, NE 68510
- Practice phone
- Call (402) 420-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cancer Partners of Nebraska
Lincoln, Nebraska
Find Dr. Grieb's professional email, personal email and mobile number
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Dr. Brett Michael Grieb is a hematologist and oncologist in Lincoln, Nebraska
Dr. Grieb practices at Cancer Partners of Nebraska in Lincoln, Nebraska.
Dr. Grieb's NPI, 1740714419, was assigned on April 19, 2017. Dr. Grieb graduated from University of Nebraska College of Medicine in 2017. Dr. Grieb holds Nebraska license 35432.
NPI and contact details
- NPI
- 1740714419NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446523062
- NPI enumeration date
- April 19, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (402) 420-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brett Michael Grieb practices at Cancer Partners of Nebraska in Lincoln, Nebraska
Dr. Grieb's primary practice is Cancer Partners of Nebraska, at 201 S 68th Street Pl, Lincoln, NE 68510 in Lancaster County. The practice phone is (402) 420-7000.
- Cancer Partners of Nebraska201 S 68th Street Pl, Lincoln, NE 68510 · Lancaster CountyPhone(402) 420-7000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Brett Michael Grieb is affiliated with 9 sites of care and 3 medical groups
Dr. Grieb's primary practice is Cancer Partners of Nebraska in Lincoln, Nebraska. Dr. Grieb is also affiliated with Bryan Medical Center. The medical group on file is Cancer Partners of Nebraska. Dmand AI also links Dr. Grieb to 4 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.
Cancer Partners of NebraskaPrimary
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Brett Michael Grieb's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grieb practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cancer Partners of Nebraska | Available with a free account |
| +8 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brett Michael Grieb is one of 80 hematologists and oncologists in Nebraska
Hematology and oncology is Dr. Grieb's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dmand AI has Dr. Grieb's licenses on file in 2 states: Nebraska and Minnesota.
Specialties and state licenses
- Hematology and oncology, NebraskaPrimary
- Minnesota license
Hematologists and oncologists near Dr. Grieb
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Brett Michael Grieb billed Medicare for 100,478 services in 2024
CMS data shows 100,478 Medicare services from Dr. Grieb across 77 procedure codes in 2024, for 704 Medicare patients. Medicare paid $1,230,276 for them.
Medicare services, 2024100,478
Medicare patients704
Paid by Medicare$1.2M
Procedure codes77
Dr. Grieb's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 5182024: 84,36816187%
- Other services
- 2023: 02024: 8,300
- Lab and pathology
- 2023: 2442024: 3,8561480%
- Tests and treatments
- 2023: 1122024: 1,8311535%
- Surgery
- 2023: 852024: 9701041%
- Office and hospital visits
- 2023: 2192024: 916318%
- Imaging
- 2023: 02024: 237
Where Dr. Grieb's Medicare services took place, 2024
- In an office100,366100%
- In a facility1120%
Dr. Grieb compared with the Nebraska median for hematologists and oncologists, 2024
- Dr. Grieb
- Nebraska median
- Medicare services
- 100,478vs 1,32276.0 times
- Medicare patients
- 704vs 40873% above
- Part D claims
- 479vs 54913% below
Medians across 79 hematologists and oncologists in Nebraska with Dmand AI profiles that report each measure.
Dr. Grieb's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grieb and other hematologists and oncologists in Nebraska.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brett Michael Grieb treated 704 Medicare patients in 2024, average age 75
CMS counts 704 Medicare patients who saw Dr. Grieb in 2024. The largest group is 65 to 74, with 346 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 7% are also on Medicaid. Their average risk score is 2.01, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Grieb's median patient age at 68, with 61% women.
Medicare patients, 2024704
Average age75
Average risk score2.01
Also on Medicaid7%
Dr. Grieb's Medicare patients by age, 2024
Dr. Grieb's Medicare patients by sex, 2024
- Women39556%
- Men30944%
Chronic conditions among Dr. Grieb's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Cancer50%
- Arthritis49%
- Chronic kidney disease32%
- Anxiety27%
- Diabetes26%
- Ischemic heart disease26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Grieb's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brett Michael Grieb wrote 638 Medicare Part D claims in 2024
In 2024, Dr. Grieb wrote 638 Medicare Part D claims for 99 patients. 92% of them were for generic drugs. CMS names the drug for 479 of them, across 16 drugs with 11 or more claims each, at $203,449 in total drug cost. In 2023, CMS named 91 claims across 5 drugs.
Part D claims, 2024638
Drugs named by CMS16
Total drug cost$203,449
Part D patients99
Dr. Grieb's Part D claims by kind of drug, 2024
- Generic588 claims92%
- Brand-name50 claims8%
Dr. Grieb's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Grieb's Part D claims, 2024
- Opioids5%32 of 638 claims
- Antibiotics7%47 of 638 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 912024: 479426%
Drugs named by CMS: 16 in 2024, 5 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Brett Michael Grieb takes part in Medicare
Dr. Grieb accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Brett Michael Grieb has 3 publications on record
Dmand AI links 3 papers to Dr. Grieb, published from 2014 to 2018. Dr. Grieb's most frequent co-authors are William Dale, MD, PhD, Thuy T. Koll, MD and Seth R. Sweetser, MD.
Papers3
Years published2014 to 2018
Dr. Grieb's papers by year, 2014 to 2018
Dr. Grieb's most frequent co-authors
Recent publications by Dr. Grieb
Models, BiologicalPigmentationPolymorphism, Genetic
See who Dr. Grieb researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Grieb works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Brett Michael Grieb received $1,368 in industry payments from 2023 to 2025
CMS Open Payments shows 76 general payments to Dr. Grieb from 31 drug and device companies from 2023 to 2025. Food and beverage make up the largest share, 99% of the total. Pfizer Inc. paid the most, $194.
General payments to Dr. Grieb by program year, 2023 to 2025
General payments to Dr. Grieb by kind, 2023 to 2025
$1.4Kin total
- Food and beverage$1,35199%
- Education$171%
Companies that paid Dr. Grieb the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Brett Michael Grieb graduated from University of Nebraska College of Medicine
Dr. Grieb graduated from University of Nebraska College of Medicine in 2017.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Brett Michael Grieb's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Brett Michael Grieb
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. Brett Michael Grieb's NPI number?
Dr. Brett Michael Grieb's NPI number is 1740714419. It was assigned on April 19, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Brett Michael Grieb?
Dr. Brett Michael Grieb is a hematologist and oncologist in Lincoln, Nebraska. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Brett Michael Grieb practice?
Dr. Grieb practices at 201 S 68th Street Pl, Lincoln, NE 68510. Dr. Grieb's primary practice is Cancer Partners of Nebraska in Lincoln, Nebraska. Dmand AI also links Dr. Grieb to 4 hospitals, 3 group practices and clinics and 2 medical groups.
What is Dr. Brett Michael Grieb's office phone number?
The practice phone on file for Dr. Grieb is (402) 420-7000.
What is Dr. Brett Michael Grieb's medical license number?
Dr. Grieb holds Nebraska license 35432, one of the licenses on file in 2 states.
Which states has Dr. Brett Michael Grieb been licensed in?
Dmand AI has state licenses on file for Dr. Grieb in Nebraska and Minnesota.
Which hospitals is Dr. Brett Michael Grieb affiliated with?
Dr. Grieb is affiliated with Bryan Medical Center. Dmand AI links Dr. Grieb to 4 more hospitals.
What medical group is Dr. Brett Michael Grieb part of?
Dr. Grieb is linked to Cancer Partners of Nebraska. Dmand AI links Dr. Grieb to 2 more medical groups.
Does Dr. Brett Michael Grieb accept Medicare?
Yes. CMS data shows Dr. Grieb billed Medicare for 100,478 services in 2024, and Dr. Grieb accepts Medicare assignment.
How many Medicare patients does Dr. Brett Michael Grieb see?
CMS counts 704 Medicare patients who saw Dr. Grieb in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Brett Michael Grieb bill to Medicare?
In 2024, Dr. Grieb's most billed Medicare services were injected or infused drug (J9263), injected or infused drug (J1453) and injected or infused drug (J1439).
Where did Dr. Brett Michael Grieb go to medical school?
Dr. Grieb graduated from University of Nebraska College of Medicine in 2017.
What drugs does Dr. Brett Michael Grieb prescribe most?
In 2024 Medicare Part D data, Dr. Grieb's most prescribed drugs by claims were Ondansetron HCl, Anastrozole and Prochlorperazine Maleate.
Has Dr. Brett Michael Grieb received payments from drug or device companies?
CMS Open Payments shows $1,368 in general payments to Dr. Grieb from 31 companies from 2023 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Brett Michael Grieb been practicing?
Dr. Grieb graduated from medical school in 2017, 9 years ago.
Does Dr. Brett Michael Grieb do research?
Dmand AI links 3 publications to Dr. Grieb, published from 2014 to 2018.
Who does Dr. Brett Michael Grieb publish with?
Dr. Grieb's most frequent co-authors are William Dale, MD, PhD (1 shared paper), Thuy T. Koll, MD (1 shared paper) and Seth R. Sweetser, MD (1 shared paper).
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