Joseph Zhao, MD
Nephrology Physician · Chandler, AZ
Joseph Zhao, MD is a nephrology physician with a practice address in Chandler, Arizona, and NPI 1558545087, issued on Dec 19, 2007. Check the license (Arizona 47257, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joseph Zhao
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 47257 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 600 S Dobson RD, Chandler, AZ 85224
- Phone
- (480) 857-2381
- Enumerated
- Dec 19, 2007
- Record last updated
- Jun 4, 2026
- Fax
- (480) 857-2407
- Medicaid ID
- 893407 AZ
- Medicare enrollment
- Enrolled (PECOS I20140627000326); accepts Medicare assignment
- Medical or professional school
- Morehouse School Of Medicine, 2007
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 278 in Arizona → Look up another NPI →
Also registered at 600 S Dobson RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Irfan Ahmed, MDNephrology Physician1750540498
- Krista Arredondo, FNP-CNurse Practitioner1336646389
- Chad Blackwell, DMDGeneral Practice Dentistry1780632745
- Susan Carter, M.D.Internal Medicine Physician1922060433
- Gabriel Cathcart, DPMFoot & Ankle Surgery Podiatrist1518526193
- David Ember, DDSPediatric Dentistry1033139670
Verify Joseph Zhao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 47257Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average nephrology physician in 2024
512 Medicare Part D claims for 116 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Calcitriol48 claims
- Furosemide37 claims
- Amlodipine Besylate32 claims
- Farxiga29 claims
- Allopurinol28 claims
- Losartan Potassium28 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,494.24
58 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Akdhc LLCChandler, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joseph Zhao among 278 nephrology physician records in Arizona
Joseph Zhao, MD is one of 278 nephrology physician records with a practice address in Arizona. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.
- NPI issued2007 · 49% of these records are older, 37% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated2007 · median 2001 among the 229 with a school on file
- Record last updated2026 · 66% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Arizona
There are 278 nephrology physician records in Arizona.
All 278 in Arizona → Every provider in Chandler → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Irfan Ahmed, MDChandler, AZ 852241750540498
- Almutaz Kartoumah, MDChandler, AZ 852241376654293
- Bassam Shakil, MDChandler, AZ 852241790915684
- Yuzana Zaw, MDChandler, AZ 852241013313451
- Mashood Qadri, DRCasa Grande, AZ 852221184710188
- Maninder Chatha, M.D.Mesa, AZ 852101356434179
- Gautam Choure, M.D.Mesa, AZ 852101245352574
- Arvind DurvasanMesa, AZ 852101417038548
Common questions
What is Joseph Zhao, MD's NPI number?
Joseph Zhao, MD's National Provider Identifier (NPI) is 1558545087, issued on Dec 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Zhao, MD located?
The NPPES record lists a practice address at 600 S Dobson RD, Chandler, AZ, 85224. Phone: (480) 857-2381. Providers update this record themselves, so call before visiting.
How can I verify Joseph Zhao, MD's license?
NPPES lists Arizona license number 47257, 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.
How much does Joseph Zhao, MD prescribe under Medicare Part D?
In 2024, Joseph Zhao, MD had 512 Medicare Part D claims for 116 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.