NPPES file of Aug 9, 2026

Stephanie Szu-Kai Hsieh, M.D.

Pediatric Nephrology Physician · Phoenix, AZ

Stephanie Szu-Kai Hsieh, M.D. is a pediatric nephrology physician with a practice address in Phoenix, Arizona, and NPI 1760444806, issued on Apr 4, 2006. Check the license (Arizona 34374, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1760444806
Name
Stephanie Szu-Kai Hsieh
Credential
M.D.
Primary taxonomy
Pediatric Nephrology Physician 2080P0210X
License number
34374 AZ
Self-reported in NPPES; status is on the state search
Practice location
2545 E Thomas RD, Phoenix, AZ 85016
Phone
(602) 309-1532
Enumerated
Apr 4, 2006
Record last updated
Mar 1, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(602) 956-0567
Medicaid ID
954281 AZ
Medicare enrollment
Enrolled (PECOS I20060126000614); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 1999
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest pediatric nephrology physician records → All 20 in Arizona → Look up another NPI →

Also registered at 2545 E Thomas RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Edgardo Laurel, M.D.Nephrology Physician1992708788
  2. Karen Papez, MDPediatric Nephrology Physician1881700292
  3. Ibrahim Qaqish, M.D.Nephrology Physician1740462431
  4. Valentin Zaharia, M.D.Nephrology Physician1467455089

Verify Stephanie Szu-Kai Hsieh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 34374    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.0 times the Medicare Part D claims of the average pediatric nephrology physician in 2024

135 Medicare Part D claims for 18 beneficiaries, against an average of 67 among the 387 providers of this specialty who prescribed in Part D.

  1. Stephanie Hsieh135
  2. Specialty average67

Most prescribed

  1. Famotidine21 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: $66.39

3 payments; by number, the most common kind was food and beverage; the largest payer was Takeda Pharmaceuticals U.S.A., Inc. The 297 providers of this specialty with any payment received $3,704.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephanie Hsieh$66.39
  2. Specialty average$3,704.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Phoenix Children's HospitalPhoenix, AZ · Childrens

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).

Stephanie Szu-Kai Hsieh among 20 pediatric nephrology physician records in Arizona

Stephanie Szu-Kai Hsieh, M.D. is one of 20 pediatric nephrology physician records with a practice address in Arizona. 50% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 0% of them.

  • NPI issued2006 · 0% of these records are older, 55% newer
  • In a Medicare fileYes · 50% of these records are
  • In the CMS Doctors and Clinicians fileYes · 45% of these records are
  • Record last updated2017 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0210X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Nephrology Physician providers in Arizona

There are 20 pediatric nephrology physician records in Arizona.

All 20 in Arizona → Every provider in Phoenix → Pediatric Nephrology Physician nationwide →

The 8 pediatric nephrology physician records with the nearest ZIP codes

  1. Raymond Adelman, MDPhoenix, AZ 850161124090626
  2. Emilia Maria Cadiz, DOPhoenix, AZ 850161346745643
  3. Ashley Gefen, M.D.Phoenix, AZ 850161740636141
  4. Alexandra Idrovo, MDPhoenix, AZ 850161740620095
  5. Karen Papez, MDPhoenix, AZ 850161881700292
  6. Katherine Perry, M.D.Phoenix, AZ 850161922104223
  7. Kelly Benedict, M.D.Phoenix, AZ 850181144429747
  8. Ronald Hogg, M.D.Phoenix, AZ 850131760591820

Common questions

What is Stephanie Szu-Kai Hsieh, M.D.'s NPI number?

Stephanie Szu-Kai Hsieh, M.D.'s National Provider Identifier (NPI) is 1760444806, issued on Apr 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Szu-Kai Hsieh, M.D. located?

The NPPES record lists a practice address at 2545 E Thomas RD, Phoenix, AZ, 85016. Phone: (602) 309-1532. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Szu-Kai Hsieh, M.D.'s license?

NPPES lists Arizona license number 34374, 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 Stephanie Szu-Kai Hsieh, M.D. prescribe under Medicare Part D?

In 2024, Stephanie Szu-Kai Hsieh, M.D. had 135 Medicare Part D claims for 18 beneficiaries; the average among pediatric nephrology physician prescribers was 67. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.