Chang Xu, M.D.
Nephrology Physician · Bronx, NY
Chang Xu, M.D. is a nephrology physician with a practice address in Bronx, New York, and NPI 1619112075, issued on Dec 12, 2008. Check the license (New York 262523, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Chang Xu
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 262523 NY
Self-reported in NPPES; status is on the state search - Practice location
- 130 W Kingsbridge RD, Bronx, NY 10468
- Phone
- (718) 584-9000
- Enumerated
- Dec 12, 2008
- Record last updated
- Sep 25, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150707000051); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,049 in New York → Look up another NPI →
Also registered at 130 W Kingsbridge RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leland Abbey, M.D.Internal Medicine Physician1801906383
- Kristen Abbott, PH.D.Clinical Psychologist1780849851
- Hala Abdurahman, PHARM.DPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1992125405
- Cheryl Adams, NPAdult Health Nurse Practitioner1285730028
- Irina Agranova, PTPhysical Therapist1942212055
- Melissa Aguilar, CRCCounselor1922230846
Verify Chang Xu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 262523Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average nephrology physician in 2024
140 Medicare Part D claims, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Quetiapine Fumarate28 claims
- Amiodarone Hcl14 claims
- Atorvastatin Calcium14 claims
- Donepezil Hcl14 claims
- Eliquis14 claims
- Metolazone14 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 85.2 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,345.23
10 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, Inc. 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
- Advanced Kidney Care OF Hudson Valley, PCNewburgh, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Chang Xu among 1,049 nephrology physician records in New York
Chang Xu, M.D. is one of 1,049 nephrology physician records with a practice address in New York. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 61% of them.
- NPI issued2008 · 61% of these records are older, 32% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated1993 · median 1999 among the 764 with a school on file
- Record last updated2020 · 64% 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 New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in New York
There are 1,049 nephrology physician records in New York.
All 1,049 in New York → Every provider in Bronx → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- John He, MDBronx, NY 104681740217538
- James Post, M.D.Bronx, NY 104681427025493
- Sarah Ramer, MD MSBronx, NY 104681164798302
- Mina Al Sayyab, MDBronx, NY 104671194210757
- Carolyn Bauer, MDBronx, NY 104671376759019
- Moazam Cheema, MDBronx, NY 104671194170761
- Wei ChenBronx, NY 104671518255421
- Janice Desir, MSBronx, NY 104671811161490
Common questions
What is Chang Xu, M.D.'s NPI number?
Chang Xu, M.D.'s National Provider Identifier (NPI) is 1619112075, issued on Dec 12, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Chang Xu, M.D. located?
The NPPES record lists a practice address at 130 W Kingsbridge RD, Bronx, NY, 10468. Phone: (718) 584-9000. Providers update this record themselves, so call before visiting.
How can I verify Chang Xu, M.D.'s license?
NPPES lists New York license number 262523, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Chang Xu, M.D. prescribe under Medicare Part D?
In 2024, Chang Xu, M.D. had 140 Medicare Part D claims; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Chang Xu, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.2 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.