DR. JOHN L BLAU MD
NPI 1871757690
Pathology - Blood Banking & Transfusion Medicine in Iowa City, IA
About Dr. John L Blau Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN L BLAU MD (NPI 1871757690) is an individual blood banking & transfusion medicine provider in Iowa City, Iowa, licensed in Iowa (MD-41958) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with University Of Iowa Hospital & Clinics, and maintains a secondary practice location in Iowa City.
NPPES Registry Identity
Specialties & Licenses 3
A physician who specializes in blood banking/transfusion medicine is responsible for the maintenance of an adequate blood supply, blood donor and patient-recipient safety and appropriate blood utilization. Pre-transfusion compatibility testing and antibody testing assure that blood transfusions, when indicated, are as safe as possible. This physician directs the preparation and safe use of specially prepared blood components, including red blood cells, white blood cells, platelets and plasma constituents, and marrow or stem cells for transplantation.
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. John L Blau Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
University Of Iowa Hospital & Clinics
Acute Care Hospitals · Iowa City, IAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 52242 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Blau's NPI number?
The NPI number for John Blau is 1871757690. It was assigned to this individual provider in the NPPES registry on July 10, 2008.
Where is John Blau located?
John Blau practices at 200 Hawkins Dr, Iowa City, IA 52242. The listed phone number is (319) 351-8616.
What is John Blau's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Blood Banking & Transfusion Medicine, with taxonomy code 207ZB0001X.
Is John Blau enrolled in Medicare?
Yes. John Blau is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
What insurance does John Blau accept?
Health plans from Medica list John Blau as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Blau affiliated with any hospitals?
According to CMS data, John Blau is affiliated with University Of Iowa Hospital & Clinics.
When was this NPI record last updated?
The NPPES record for John Blau was last updated on January 20, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.
