Physician Profile
Ulrich A. Duffner, M.D.
Unclaimed ProfileAbout Dr. Duffner
Ulrich A. Duffner, M.D. practices pediatric hematology-oncology in Grand Rapids, MI. Ulrich is also listed as specializing in pediatrics.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (616) 267-1925
- Email not available
Practice Locations
35 MICHIGAN ST NE FL 2
Grand Rapids, MI 49503
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other pediatric hematology specialists in Grand Rapids 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 1990 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Ulrich A. Duffner specialize in?
Ulrich A. Duffner is a pediatric hematology in Grand Rapids, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pediatric Hematology-Oncology”.
NPI registry
Where is Ulrich A. Duffner located?
Ulrich A. Duffner is listed at 35 Michigan St Ne Fl 2, Grand Rapids, MI 49503. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Ulrich A. Duffner's phone number?
The number on file is (616) 267-1925. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Ulrich A. Duffner?
Ulrich A. Duffner's National Provider Identifier is 1235342569. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Ulrich A. Duffner train?
Ulrich A. Duffner attended Other, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Ulrich A. Duffner have?
Ulrich A. Duffner has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
Is Ulrich A. Duffner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Ulrich A. Duffner. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.