Lillian Chang, M.D.
Rheumatology Physician · Valhalla, NY
Lillian Chang, M.D. is a rheumatology physician with a practice address in Valhalla, New York, and NPI 1518498195, issued on Mar 24, 2017. Check the license (New York 339388, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Lillian Chang
- Credential
- M.D.
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 339388 NY
Self-reported in NPPES; status is on the state search - Practice location
- 100 Woods RD, Valhalla, NY 10595
- Phone
- (914) 493-6613
- Enumerated
- Mar 24, 2017
- Record last updated
- Oct 7, 2025
- Fax
- (914) 493-7506
- Medicare enrollment
- Enrolled (PECOS I20251209004550); accepts Medicare assignment
- Medical or professional school
- University Of Vermont College Of Medicine, 2017
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 599 in New York → Look up another NPI →
Also registered at 100 Woods RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marie Abate, PA-CPhysician Assistant1285225524
- Shaimaa AbdallahStudent in an Organized Health Care Education/Training Program1215616321
- Omar Abdelkader, MDStudent in an Organized Health Care Education/Training Program1790571099
- Magdi Abdelrahman, MBBSStudent in an Organized Health Care Education/Training Program1669925178
- Ruba Abdul WahedStudent in an Organized Health Care Education/Training Program1821626011
- Ammar AbdulfattahStudent in an Organized Health Care Education/Training Program1982345740
Verify Lillian Chang 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 339388Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average rheumatology physician in 2024
538 Medicare Part D claims for 115 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone80 claims
- Methotrexate55 claims
- Hydroxychloroquine Sulfate50 claims
- Leflunomide40 claims
- Allopurinol36 claims
- Colchicine26 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: $337.40
4 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lillian Chang among 599 rheumatology physician records in New York
Lillian Chang, M.D. is one of 599 rheumatology 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 2017, is newer than 85% of them.
- NPI issued2017 · 85% of these records are older, 11% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2017 · median 2003 among the 425 with a school on file
- Record last updated2025 · 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 207RR0500X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in New York
There are 599 rheumatology physician records in New York.
All 599 in New York → Every provider in Valhalla → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Jaspreet Bhatti, MDValhalla, NY 105951851928097
- Alina Kifayat, MBBSValhalla, NY 105951689029357
- Deborah Shapiro, MDValhalla, NY 105951306869078
- Julia Yegudin-Ash, MDValhalla, NY 105951962425967
- Charles Steinman, M.D.Waccabuc, NY 105971043235575
- Lori Fruchter- Sloane, MDYorktown Hts, NY 105981902974504
- Ned Braunstein, M.D.Tarrytown, NY 105911851561278
- Lawrence Faltz, MDSleepy Hollow, NY 105911962492298
Common questions
What is Lillian Chang, M.D.'s NPI number?
Lillian Chang, M.D.'s National Provider Identifier (NPI) is 1518498195, issued on Mar 24, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Lillian Chang, M.D. located?
The NPPES record lists a practice address at 100 Woods RD, Valhalla, NY, 10595. Phone: (914) 493-6613. Providers update this record themselves, so call before visiting.
How can I verify Lillian Chang, M.D.'s license?
NPPES lists New York license number 339388, 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 Lillian Chang, M.D. prescribe under Medicare Part D?
In 2024, Lillian Chang, M.D. had 538 Medicare Part D claims for 115 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.