Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
MR. JOHN CONRAD GROPPENBACHER, CSW
ActiveAddiction (Substance Use Disorder) Counselor · HONOLULU, HI
Registration Details
- NPI Number
- 1750331989
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- May 10, 2006 (19.951183667825 yrs)
- Last Updated
- Feb 15, 2026
- License
-
3256 (HI)
Practice Information
- Address
-
459 PATTERSON RD116HONOLULU, HI, 968191522Browse HI providers · Browse ZIP 96819
- Phone
- 8084330662
- Fax
- 8084330395
- Primary Specialty
-
Addiction (Substance Use Disorder) Counselor
101YA0400X
Other Addiction (Substance Use Disorder) Counselor Providers in HONOLULU, HI
| Name | Credential | NPI |
|---|---|---|
| ANDREW DAHLBURG | LCSW | 1790735629 |
| MR. GORDON F SHRADER | LADC | 1720177645 |
| ANN JIMENEZ | — | 1053503136 |
| MR. TRACY P. WASHINGTON | CADAC | 1982875712 |
| MR. GARY LLOYD | CSAC | 1215193867 |
| KENNETH RAY GATLIN | CSAC | 1932351293 |
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.