Dr. Barbara E. Bierer, MD
- Medicare services, 2021
- 37
- Publications
- 128
- Industry payments
- $29,416
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 300 N 4th E Ave, Newton, IA 50208
- Practice phone
- Call (617) 732-8990
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Bierer's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Barbara E. Bierer is a hematology (internal medicine) physician in Newton, Iowa
Dr. Bierer practices in Newton, Iowa.
Dr. Bierer's NPI, 1285642298, was assigned on August 4, 2006. Dr. Bierer holds Massachusetts license 49027.
- NPI
- 1285642298NPI Registry (opens in a new tab)
- NPI enumeration date
- August 4, 2006
- NPI status
- Active
- Practice phone
- (617) 732-8990
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data
Dr. Barbara E. Bierer's practice address is in Newton, Iowa
Dr. Bierer's practice address in the NPI Registry is 300 N 4th E Ave, Newton, IA 50208, in Jasper County. The practice phone is (617) 732-8990.
- NPI Registry address300 N 4th E Ave, Newton, IA 50208 · Jasper CountyPhone(617) 732-8990
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Barbara E. Bierer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bierer practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dr. Bierer's practice | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Barbara E. Bierer is one of 12 hematology (internal medicine) physicians in Iowa
Internal medicine is Dr. Bierer's primary specialty in the NPI Registry, under taxonomy code 207RH0000X. The record also lists hematology. Dr. Bierer is licensed in Massachusetts.
Specialties and state licenses
- Hematology (internal medicine), MassachusettsPrimary
Hematology (internal medicine) physicians near Dr. Bierer
Counts of hematology (internal medicine) physicians 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. Barbara E. Bierer billed Medicare for 37 services in 2021
CMS data shows 37 Medicare services from Dr. Bierer across 1 procedure code in 2021. Medicare paid $1,194 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bierer's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 432021: 3714%
Dr. Bierer compared with the Iowa median for hematology (internal medicine) physicians, 2021
- Dr. Bierer
- Iowa median
- Medicare services
- 37vs 32989% below
Medians across 12 hematology (internal medicine) physicians in Iowa with Dmand AI profiles that report each measure.
Dr. Bierer's most billed Medicare procedure codes, 2021
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
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Dr. Barbara E. Bierer has 128 publications on record
Dmand AI links 128 papers to Dr. Bierer, published from 2013 to 2025. 2020 was the busiest year, with 12. The most frequent topics are Biomedical Research, Ethics Committees, Research and COVID-19. Dr. Bierer has published most often in Am J Bioeth. Dr. Bierer's most frequent co-authors are Benjamin Silverman, MD, Steven Leon Joffe, MD and Jennifer A. Ligibel, MD.
Dr. Bierer's papers by year, 2016 to 2025
Topics Dr. Bierer writes about most
- Biomedical Research
- Ethics Committees, Research
- COVID-19
- Information Dissemination
- Research Subjects
- Research Design
- Confidentiality
- Ethics, Research
Dr. Bierer's most frequent co-authors
- Benjamin Silverman, MD5 shared papers
- Steven Leon Joffe, MD4 shared papers
- Jennifer A. Ligibel, MD4 shared papers
Recent publications by Dr. Bierer
J Empir Res Hum Res Ethics
See who Dr. Bierer researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Bierer works with, so you can find a warm path to the right hematology (internal medicine) physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Barbara E. Bierer received $29,416 in industry payments from 2016 to 2023
CMS Open Payments shows 14 general payments to Dr. Bierer from 5 drug and device companies from 2016 to 2023. Consulting fees make up the largest share, 96% of the total. Sanofi and Genzyme US Companies paid the most, $12,429.
General payments to Dr. Bierer by program year, 2016 to 2023
General payments to Dr. Bierer by kind, 2016 to 2023
- Consulting fees$28,20296%
- Travel and lodging$1,1274%
- Food and beverage$860%
Companies that paid Dr. Bierer the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Barbara E. Bierer'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 |
| 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 |
| 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) |
| 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. Barbara E. Bierer
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. Barbara E. Bierer's NPI number?
Dr. Barbara E. Bierer's NPI number is 1285642298. It was assigned on August 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Barbara E. Bierer?
Dr. Barbara E. Bierer is a hematology (internal medicine) physician in Newton, Iowa. The primary specialty in the NPI Registry is Hematology (Internal Medicine) Physician (taxonomy code 207RH0000X).
Where does Dr. Barbara E. Bierer practice?
Dr. Bierer practices at 300 N 4th E Ave, Newton, IA 50208.
What is Dr. Barbara E. Bierer's office phone number?
The practice phone on file for Dr. Bierer is (617) 732-8990.
What is Dr. Barbara E. Bierer's medical license number?
Dr. Bierer holds Massachusetts license 49027.
Does Dr. Barbara E. Bierer accept Medicare?
Yes. CMS data shows Dr. Bierer billed Medicare for 37 services in 2021.
What services does Dr. Barbara E. Bierer bill to Medicare?
In 2021, Dr. Bierer's most billed Medicare services were hospital inpatient care (99231).
Has Dr. Barbara E. Bierer received payments from drug or device companies?
CMS Open Payments shows $29,416 in general payments to Dr. Bierer from 5 companies from 2016 to 2023. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Barbara E. Bierer been practicing?
Dr. Bierer's NPI was assigned in 2006.
Does Dr. Barbara E. Bierer do research?
Dmand AI links 128 publications to Dr. Bierer, published from 2013 to 2025.
Who does Dr. Barbara E. Bierer publish with?
Dr. Bierer's most frequent co-authors are Benjamin Silverman, MD (5 shared papers), Steven Leon Joffe, MD (4 shared papers) and Jennifer A. Ligibel, MD (4 shared papers).
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