Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
WILLIAM JACOB DIETER
Active Sole ProprietorWILLIAM JACOB DIETER is a Radiation Oncology healthcare provider located in CHICAGO, Illinois. NPI 1891572533 is currently active in the NPPES registry. Verify at CMS.
Radiation Oncology · CHICAGO, IL
Registration Details
- NPI Number
- 1891572533
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Sep 14, 2023 (2.9496994846247 yrs)
- Last Updated
- Aug 5, 2025
- Licenses
-
125.086179 (IL)125086179 (IL)
- Sole Proprietor
- Yes
Practice Information
- Address
-
1520 W HARRISON STCHICAGO, IL, 606073106Browse IL providers · Browse ZIP 60607
- Phone
- 3129420712
- Primary Specialty
-
Radiation Oncology
2085R0001X
- Additional Specialty
- Radiation Oncology
Other Radiation Oncology Providers in CHICAGO, IL
| Name | Credential | NPI |
|---|---|---|
| DR. DIANA H CHUNG | M.D. | 1538150644 |
| DR. JAMES E RUFFER | M.D. | 1679564629 |
| DR. NAM EUNG KIM | MD | 1285625202 |
| DR. PAUL R SCHABINGER | M.D. | 1609867654 |
| ANUPAMA THAKRAR | M.D. | 1396727608 |
| DR. STANLEY V. HOOVER | M.D. | 1710952569 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.