Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
ALEXANDER NATHAN KLONOFF, M.D.
ActiveALEXANDER NATHAN KLONOFF, M.D. is a Internal Medicine healthcare provider located in LOS ANGELES, California. NPI 1538629936 is currently active in the NPPES registry. Verify at CMS.
Internal Medicine · LOS ANGELES, CA
Registration Details
- NPI Number
- 1538629936
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Mar 21, 2019 (7.4143312975995 yrs)
- Last Updated
- Apr 9, 2025
- License
-
A177588 (CA)
Practice Information
- Address
-
1200 N STATE STCLINIC TOWER, SUITE A7DLOS ANGELES, CA, 900891001Browse CA providers · Browse ZIP 90089
- Phone
- 3234097556
- Primary Specialty
-
Internal Medicine
207R00000X
- Additional Specialty
- Internal Medicine
Other Internal Medicine Providers in LOS ANGELES, CA
| Name | Credential | NPI |
|---|---|---|
| MRS. EUN JOO YOON | M.D. | 1821091661 |
| DR. SID KOHAN | M.D. | 1881698132 |
| DR. MARK S HORNG | MD | 1295739043 |
| MICHAEL SEAN SAMPSON | M.D. | 1568466100 |
| DR. ALEJANDRO ESTEBAN GIL | M.D. | 1417951963 |
| MARK THOMAS ACKERMAN | MD | 1144225046 |
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.