Kuan Chang Chen, DO
Internal Medicine Physician · New York, NY
Kuan Chang Chen, DO is an internal medicine physician with a practice address in New York, New York, and NPI 1891315719, issued on Apr 21, 2020. Check the license (New York 322229, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Kuan Chang Chen
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 322229 NY
Self-reported in NPPES; status is on the state search - Practice location
- 110 W 97TH St, New York, NY 10025
- Phone
- (212) 749-1820
- Enumerated
- Apr 21, 2020
- Record last updated
- Jul 21, 2023
- Medicare enrollment
- Enrolled (PECOS I20240208000397); accepts Medicare assignment
- Medical or professional school
- William Carey University College Of Osteopathic Medicine, 2020
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 110 W 97TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Rhondell Adams, LPNLicensed Practical Nurse1639379225
- Rasheedat Ajala, FNP-BCFamily Nurse Practitioner1841698354
- Diane Alexander, LPNLicensed Practical Nurse1972768190
- Veronica Alonso, LPNLicensed Practical Nurse1104009778
- Wilma AriasSocial Worker1629096953
- Lismarys Arjona, RNRegistered Nurse1750747424
Verify Kuan Chang Chen 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 322229Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% more Medicare Part D claims than the average internal medicine physician in 2024
3,912 Medicare Part D claims for 375 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 14 claims were for opioids.
Most prescribed
- Atorvastatin Calcium340 claims
- Amlodipine Besylate195 claims
- Albuterol Sulfate Hfa178 claims
- Omeprazole165 claims
- Metformin Hcl118 claims
- Gabapentin110 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: $610.01
5 payments; by number, the most common kind was food and beverage; the largest payer was Gilead Sciences, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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
- William F Ryan Community Health Center IncNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kuan Chang Chen among 12,067 internal medicine physician records in New York
Kuan Chang Chen, DO is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 87% of them.
- NPI issued2020 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2020 · median 2002 among the 7,221 with a school on file
- Record last updated2023 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,434 internal medicine physician records list a practice address in New York
They are 2,434 of the 98,468 NPPES records with a practice address in New York, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in New York → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Manuel Enecilla, M.D.New York, NY 100251811928088
- Martin Frankel, M.D.New York, NY 100251225087901
- Paul Genecin, MDNew York, NY 100251710960539
- Donna Gilmore, MDNew York, NY 100251366467029
- Rajan Gurunathan, M.D.New York, NY 100251417940305
Common questions
What is Kuan Chang Chen, DO's NPI number?
Kuan Chang Chen, DO's National Provider Identifier (NPI) is 1891315719, issued on Apr 21, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Kuan Chang Chen, DO located?
The NPPES record lists a practice address at 110 W 97TH St, New York, NY, 10025. Phone: (212) 749-1820. Providers update this record themselves, so call before visiting.
How can I verify Kuan Chang Chen, DO's license?
NPPES lists New York license number 322229, 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 Kuan Chang Chen, DO prescribe under Medicare Part D?
In 2024, Kuan Chang Chen, DO had 3,912 Medicare Part D claims for 375 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.