# DR. JOHN L BLAU

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- **Entity:** Individual
- **Status:** Active
- **Sole proprietor:** No

## Provider details

- **NPI number:** 1871757690
- **Gender:** Man
- **Credential:** MD

## Taxonomy

| Code | Description | License number | State | Primary |
| --- | --- | --- | --- | --- |
| 207ZB0001X | Blood Banking & Transfusion Medicine Physician | MD-41958 | IA | Yes |
| 207ZC0008X | Clinical Informatics (Pathology) Physician | MD-41958 | IA | — |
| 207ZP0102X | Anatomic Pathology & Clinical Pathology Physician | MD-41958 | IA | — |

## Other

- **Enumeration date:** 07/10/2008
- **Last updated:** 01/20/2026