Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
MR. DAVID B LEFF, DO
ActiveMR. DAVID B LEFF, DO is a Gastroenterology healthcare provider located in MESA, Arizona. NPI 1619956505 is currently active in the NPPES registry. Verify at CMS.
Gastroenterology · MESA, AZ
Registration Details
- NPI Number
- 1619956505
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Jan 10, 2006 (20.574067909207 yrs)
- Last Updated
- Jan 30, 2026
- License
-
3220 (AZ)
Practice Information
- Address
-
3638 E SOUTHERN AVE STE C101MESA, AZ, 852062563Browse AZ providers · Browse ZIP 85206
- Phone
- 4805643763
- Fax
- 4807163723
- Primary Specialty
-
Gastroenterology
207RG0100X
Other Gastroenterology Providers in MESA, AZ
| Name | Credential | NPI |
|---|---|---|
| DR. DOO-SANG CHO | M.D. | 1750376778 |
| DR. STEVEN T ZIERER | M.D. | 1366437337 |
| DR. CRAIG M STEIN | M.D. | 1861487456 |
| DR. ANDREW K COLLINS | M.D. | 1740275338 |
| DR. GEORGE J WALKER | M.D. | 1528053121 |
| DR. DAVID A TESSLER | DO | 1659359883 |
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.