Dianna M. Bastian, M.D.
Internal Medicine Physician · Phoenix, AZ
Dianna M. Bastian, M.D. is an internal medicine physician with a practice address in Phoenix, Arizona, and NPI 1700869476, issued on Nov 27, 2005. Check the license (Arizona 34793, as entered in NPPES) on the Arizona Medical Board; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Dianna M. Bastian
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 34793 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 9100 N 2ND St, Phoenix, AZ 85020
- Phone
- (602) 997-7331
- Enumerated
- Nov 27, 2005
- Record last updated
- Jul 21, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (602) 870-4512
- Entity
- Type 1 · individual
Also registered at 9100 N 2ND St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Tammy HilliardFamily Nurse Practitioner1881888972
- Vimala Kukunoor, M.D.Internal Medicine Physician1063477495
- Alfredo Lim, M.D.Internal Medicine Physician1225002371
Verify Dianna M. Bastian in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 34793Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
695 internal medicine physician records list a practice address in Phoenix
They are 695 of the 31,399 NPPES records with a practice address in Phoenix, and 2,853 internal medicine physician records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 695 in Phoenix → All 2,853 in Arizona → Every provider in Phoenix →
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- Firas Abbas, M.D. M.P.H.Mesa, AZ1336481407
- Hassan Abbas, D.O.Mesa, AZ1477294775
- Jalal Abbas, M.D.Sun City West, AZ1205895034
- Tayeb Abbas, MDSun City West, AZ1093406795
- Hamed Abbaszadegan, MDPhoenix, AZ1407083579
- Kristopher Abbate, MDTucson, AZ1184112401
Common questions
What is Dianna M. Bastian, M.D.'s NPI number?
Dianna M. Bastian, M.D.'s National Provider Identifier (NPI) is 1700869476, issued on Nov 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Dianna M. Bastian, M.D. located?
The NPPES record lists a practice address at 9100 N 2ND St, Phoenix, AZ, 85020. Phone: (602) 997-7331. Providers update this record themselves, so call before visiting.
How can I verify Dianna M. Bastian, M.D.'s license?
NPPES lists Arizona license number 34793, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.