Dr. Ulrich Andreas Duffner, MD
- Publications
- 38
- Clinical trials
- 4
- Hospital affiliations
- 1
- Industry payments
- $370
- Medical group
- 1
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Duffner'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. Ulrich Andreas Duffner is a pediatrician in Grand Rapids, Michigan
Dr. Duffner practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Dr. Duffner's NPI, 1235342569, was assigned on May 7, 2007. Dr. Duffner graduated from Albert Ludwigs University Faculty of Medicine in 1992. Dr. Duffner holds Michigan license 4301086993.
- NPI
- 1235342569NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527107796
- NPI enumeration date
- May 7, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ulrich Andreas Duffner practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Dr. Duffner's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Dr. Ulrich Andreas Duffner is affiliated with 1 site of care and 1 medical group
Dr. Duffner's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. The medical group on file is Corewell Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ulrich Andreas Duffner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duffner practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ulrich Andreas Duffner is one of 1,807 pediatricians in Michigan
Pediatrics is Dr. Duffner's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Duffner is board certified in pediatric hematology-oncology by the American Board of Pediatrics. Dr. Duffner is licensed in Michigan.
Specialties and state licenses
- Pediatrics, MichiganPrimary
Pediatricians near Dr. Duffner
Counts of pediatricians 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. Ulrich Andreas Duffner's patients have a median age of 15
Across all payers, Dmand AI patient panel data puts Dr. Duffner's median patient age at 15, with 43% women.
Dr. Duffner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 15
Patient panel by sex, all payers
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
How Dr. Ulrich Andreas Duffner takes part in Medicare
Dr. Duffner 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)
Dr. Ulrich Andreas Duffner has 38 publications on record
Dmand AI links 38 papers to Dr. Duffner, published from 2003 to 2025. 2015 was the busiest year, with 3. The most frequent topics are Transplantation, Homologous, Graft vs Host Disease and Hematopoietic Stem Cell Transplantation. Dr. Duffner has published most often in Blood. Dr. Duffner's most frequent co-authors are Aly S. Abdel-Mageed, MD, Kenneth Robert Cooke, MD and Gerhard Carl Hildebrandt, MD.
Dr. Duffner's papers by year, 2008 to 2025
Topics Dr. Duffner writes about most
- Transplantation, Homologous
- Graft vs Host Disease
- Hematopoietic Stem Cell Transplantation
- Bone Marrow Transplantation
- Lymphocyte Activation
- Mice, Inbred C57BL
- Allografts
- Bortezomib
Dr. Duffner's most frequent co-authors
- Aly S. Abdel-Mageed, MD7 shared papers
- Kenneth Robert Cooke, MD5 shared papers
- Gerhard Carl Hildebrandt, MD4 shared papers
Recent publications by Dr. Duffner
J Allergy Clin Immunol
Ann Pharmacother
See who Dr. Duffner researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Duffner works with, so you can find a warm path to the right pediatricians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ulrich Andreas Duffner has worked on 4 clinical trials
Dmand AI links Dr. Duffner to 4 clinical trials, 2 of them phase 1/2 studies. 1 is still active or recruiting. Conditions studied include Adenoviridae Infections, Anemia, Sickle Cell and Hematologic Neoplasms.
Clinical trials with Dr. Duffner by phase
- NonePhase 1: no trials
- 2Phase 1/2: 2 trials
- 1Phase 2: 1 trial
- NonePhase 3: no trials
- NonePhase 4: no trials
Conditions in Dr. Duffner's trials
- Adenoviridae Infections
- Anemia, Sickle Cell
- Hematologic Neoplasms
- Anemia, Hemolytic, Congenital
- Cytomegalovirus Infections
Investigators on the most trials with Dr. Duffner
- Rajni Agarwal, MD2 shared trials
- Christopher C. Dvorak, MD2 shared trials
- Troy Christopher Quigg, DO2 shared trials
Recent clinical trials with Dr. Duffner
Antiviral Cellular Therapy for Enhancing T-cell Reconstitution Before or After Hematopoietic Stem Cell Transplantation (ACES) PBMTC SUP1701 (opens in a new tab)
An Intermediate-size, Expanded Access Protocol to Provide Brincidofovir for the Treatment of Serious Adenovirus Infection or Disease (opens in a new tab)
Haploidentical Bone Marrow Transplantation in Sickle Cell Patients (BMTCTN1507) (opens in a new tab)
Post-Transplant Bortezomib and High Dose Cyclophosphamide as Graft-Versus-Host Disease (GVHD) Prophylaxis (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Ulrich Andreas Duffner received $370 in industry payments from 2019 to 2024
CMS Open Payments shows 4 general payments to Dr. Duffner from 4 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Sobi, Inc paid the most, $125.
General payments to Dr. Duffner by program year, 2019 to 2024
Companies that paid Dr. Duffner the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ulrich Andreas Duffner graduated from Albert Ludwigs University Faculty of Medicine
Dr. Duffner graduated from Albert Ludwigs University Faculty of Medicine in 1992.
- Medical school
- Board certified in pediatric hematology-oncology
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Ulrich Andreas Duffner accepts plans from 9 insurance carriers
Dr. Duffner is in network with 9 carriers, including Health Alliance Plan, Priority Health and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Health Alliance Plan
- Priority Health
- United Healthcare
- Molina
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- +1 more carriersWith a free account
Plan types Dr. Duffner accepts, by number of carriers
- Medicare7
- PPO7
- HMO6
- POS3
- Medicaid2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Ulrich Andreas Duffner'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Ulrich Andreas Duffner
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. Ulrich Andreas Duffner's NPI number?
Dr. Ulrich Andreas Duffner's NPI number is 1235342569. It was assigned on May 7, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ulrich Andreas Duffner?
Dr. Ulrich Andreas Duffner is a pediatrician in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Ulrich Andreas Duffner practice?
Dr. Duffner practices at 100 Michigan St NE, Grand Rapids, MI 49503. Dr. Duffner's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
What is Dr. Ulrich Andreas Duffner's office phone number?
The practice phone on file for Dr. Duffner is (616) 391-1774.
What is Dr. Ulrich Andreas Duffner's medical license number?
Dr. Duffner holds Michigan license 4301086993.
Which hospitals is Dr. Ulrich Andreas Duffner affiliated with?
Dr. Duffner practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan.
What medical group is Dr. Ulrich Andreas Duffner part of?
Dr. Duffner is linked to Corewell Health.
Does Dr. Ulrich Andreas Duffner accept Medicare?
Yes. CMS lists Dr. Duffner as accepting Medicare assignment.
Is Dr. Ulrich Andreas Duffner board certified?
Yes. Dr. Duffner is board certified in pediatric hematology-oncology by the American Board of Pediatrics.
Where did Dr. Ulrich Andreas Duffner go to medical school?
Dr. Duffner graduated from Albert Ludwigs University Faculty of Medicine in 1992.
Show 5 more questionsShow fewer questions
Has Dr. Ulrich Andreas Duffner received payments from drug or device companies?
CMS Open Payments shows $370 in general payments to Dr. Duffner from 4 companies from 2019 to 2024. The largest total came from Sobi, Inc.
How long has Dr. Ulrich Andreas Duffner been practicing?
Dr. Duffner graduated from medical school in 1992, 34 years ago.
Does Dr. Ulrich Andreas Duffner do research?
Dmand AI links 38 publications to Dr. Duffner, published from 2003 to 2025. Dr. Duffner has worked on 4 clinical trials.
Who does Dr. Ulrich Andreas Duffner publish with?
Dr. Duffner's most frequent co-authors are Aly S. Abdel-Mageed, MD (7 shared papers), Kenneth Robert Cooke, MD (5 shared papers) and Gerhard Carl Hildebrandt, MD (4 shared papers).
What insurance does Dr. Ulrich Andreas Duffner accept?
Dr. Duffner is in network with 9 carriers, including Health Alliance Plan, Priority Health and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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