NPPES file of Aug 9, 2026

Han Xiao, MD

Medical Oncology Physician · Basking Ridge, NJ

Han Xiao, MD is a medical oncology physician with a practice address in Basking Ridge, New Jersey, and NPI 1194705533, issued on Jan 20, 2006. Check the license (New Jersey MA082481, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194705533
Name
Han Xiao
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
MA082481 NJ
Self-reported in NPPES; status is on the state search
Practice location
136 Mountain View Blvd, Basking Ridge, NJ 07920
Phone
(908) 542-3300
Enumerated
Jan 20, 2006
Record last updated
Apr 7, 2015 (not updated in 11 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160824001821); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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Also registered at 136 Mountain View Blvd

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

  1. Linda Aboody, MDDiagnostic Radiology Physician1821177312
  2. Karen Borofsky, MDRadiation Oncology Physician1710991526
  3. Deborah Capko, MDSurgical Oncology Physician1447284450
  4. Ephraim Casper, MDMedical Oncology Physician1174503320
  5. Donna McGuffy, BS RPH BCOP PICOncology Pharmacist1639446370
  6. Karen Perialis, RN, MSN, ANP -CAdult Health Nurse Practitioner1336435692

Verify Han Xiao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license MA082481
    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 New Jersey 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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2.7 times the Medicare Part D claims of the average medical oncology physician in 2024

1,878 Medicare Part D claims for 210 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 15 claims were for opioids.

  1. Han Xiao1,878
  2. Specialty average703

Most prescribed

  1. Prednisone493 claims
  2. Abiraterone Acetate466 claims
  3. Xtandi129 claims
  4. Nubeqa95 claims
  5. Orgovyx58 claims
  6. Tamsulosin Hcl44 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): 92.9 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.

  1. Qualityout of 100 · 30% of the final score88.2
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Memorial Sloan Kettering Cancer Center AT Basking Ridge New JerseyBasking Ridge, NJ
  2. Memorial Solid Tumor GroupNew York, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Han Xiao among 140 medical oncology physician records in New Jersey

Han Xiao, MD is one of 140 medical oncology physician records with a practice address in New Jersey. 78% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 48% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1987 · median 2001 among the 96 with a school on file
  • Record last updated2015 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in New Jersey

There are 140 medical oncology physician records in New Jersey.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Ephraim Casper, MDBasking Ridge, NJ 079201174503320
  2. Afsheen Iqbal, MDBasking Ridge, NJ 079201902061880
  3. Jessica Yang, MDBasking Ridge, NJ 079201649541863
  4. Lisa Mills, M.D.Berkeley Heights, NJ 079221215052287
  5. Samit Hirawat, M.D.Chatham, NJ 079281619102878
  6. Andrea Kay, M.D.Florham Park, NJ 079321609185602
  7. Ranjana Tavorath, M.D.East Hanover, NJ 079361013251073
  8. Dennis Lowenthal, MDSummit, NJ 079011528050374

Common questions

What is Han Xiao, MD's NPI number?

Han Xiao, MD's National Provider Identifier (NPI) is 1194705533, issued on Jan 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Han Xiao, MD located?

The NPPES record lists a practice address at 136 Mountain View Blvd, Basking Ridge, NJ, 07920. Phone: (908) 542-3300. Providers update this record themselves, so call before visiting.

How can I verify Han Xiao, MD's license?

NPPES lists New Jersey license number MA082481, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Han Xiao, MD prescribe under Medicare Part D?

In 2024, Han Xiao, MD had 1,878 Medicare Part D claims for 210 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

What is Han Xiao, MD's MIPS final score?

The 2023 MIPS final score is 92.9 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.