Wei-Che Ko, MD
Dermatology Physician · Worcester, MA
Wei-Che Ko, MD is a dermatology physician with a practice address in Worcester, Massachusetts, and NPI 1821523606, issued on Apr 28, 2017. Check the license (Massachusetts 287348, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Wei-Che Ko
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 287348 MA
Self-reported in NPPES; status is on the state search - Practice location
- 281 Lincoln St, Worcester, MA 01605
- Phone
- (508) 334-5979
- Enumerated
- Apr 28, 2017
- Record last updated
- Jun 30, 2026
- Fax
- (508) 334-5232
- Medicare enrollment
- Enrolled (PECOS I20210812003413); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2017
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 627 in Massachusetts → Look up another NPI →
Also registered at 281 Lincoln St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Christina Alavian, M.D.Dermatology Physician1356376461
- Rasha Amiri, M.D.Internal Medicine Physician1750589669
- Shideh Amirifeli, M.D.Internal Medicine Physician1083763890
Verify Wei-Che Ko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 287348Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 97 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $130.73
1 payment: food and beverage; the largest payer was Genzyme Corporation. The 10,250 providers of this specialty with any payment received $8,544.61 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
- Umass Memorial Medical Group IncWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wei-Che Ko among 627 dermatology physician records in Massachusetts
Wei-Che Ko, MD is one of 627 dermatology physician records with a practice address in Massachusetts. 83% 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 77% of them.
- NPI issued2017 · 77% of these records are older, 20% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2017 · median 2008 among the 445 with a school on file
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in Massachusetts
There are 627 dermatology physician records in Massachusetts.
All 627 in Massachusetts → Every provider in Worcester → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Christina Alavian, M.D.Worcester, MA 016051356376461
- Amanda Auerbach, M.D.Worcester, MA 016051558592261
- Leah Belazarian, M.D.Worcester, MA 016051598814311
- Dori Goldberg, M.D.Worcester, MA 016051922159961
- John Harris, MDWorcester, MA 016051316007214
- Laura Houk, M.D.Worcester, MA 016051649307406
- Rita Khodosh, M.D./PH.D.Worcester, MA 016051184886202
- Nikki Levin, M.D.Worcester, MA 016051548243470
Common questions
What is Wei-Che Ko, MD's NPI number?
Wei-Che Ko, MD's National Provider Identifier (NPI) is 1821523606, issued on Apr 28, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Wei-Che Ko, MD located?
The NPPES record lists a practice address at 281 Lincoln St, Worcester, MA, 01605. Phone: (508) 334-5979. Providers update this record themselves, so call before visiting.
How can I verify Wei-Che Ko, MD's license?
NPPES lists Massachusetts license number 287348, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is Wei-Che Ko, MD's MIPS final score?
The 2023 MIPS final score is 97 of 100. 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.