Pang-Yen Fan, M.D.
Nephrology Physician · Worcester, MA
Pang-Yen Fan, M.D. is a nephrology physician with a practice address in Worcester, Massachusetts, and NPI 1477536936, issued on Nov 29, 2005. Check the license (Massachusetts 59692, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Pang-Yen Fan
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 59692 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Lake Ave N, Worcester, MA 01655
- Phone
- (508) 856-3155
- Enumerated
- Nov 29, 2005
- Record last updated
- Nov 5, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 3042588 MA
- Medicare enrollment
- Enrolled (PECOS I20050419001352); accepts Medicare assignment
- Medical or professional school
- Boston University School Of Medicine, 1985
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 417 in Massachusetts → Look up another NPI →
Also registered at 55 Lake Ave N
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nawal Aamir, MDInternal Medicine Physician1588248926
- Amarys Abadie, CRNACertified Registered Nurse Anesthetist1992936843
- Paula Abate, NPNurse Practitioner1336265909
- Aly AbayazeedDiagnostic Radiology Physician1821221946
- Zainab AbbasDermatology Physician1609028000
- Mary-Alice Abbott, MDClinical Genetics (M.D.) Physician1982799417
Verify Pang-Yen Fan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 59692Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.8 times the Medicare Part D claims of the average nephrology physician in 2024
4,112 Medicare Part D claims for 252 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate409 claims
- Prednisone310 claims
- Pantoprazole Sodium241 claims
- Omeprazole232 claims
- Tacrolimus195 claims
- Furosemide192 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 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).
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).
Pang-Yen Fan among 417 nephrology physician records in Massachusetts
Pang-Yen Fan, M.D. is one of 417 nephrology physician records with a practice address in Massachusetts. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1985 · median 2001 among the 295 with a school on file
- Record last updated2020 · 57% 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 Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Massachusetts
There are 417 nephrology physician records in Massachusetts.
All 417 in Massachusetts → Every provider in Worcester → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Konstantin Abramov, M.D.Worcester, MA 016551992854707
- Ashfaq Balla, MDWorcester, MA 016551740228220
- Kenneth Bodziak, MDWorcester, MA 016551699790295
- Anil Chandraker, MBCHBWorcester, MA 016551972569176
- David Clive, M.D.Worcester, MA 016551528041100
- Marguerite Hawley, M.D.Worcester, MA 016551841274107
- Eric Iida, MDWorcester, MA 016551275556912
- Glenn Kershaw, M.D.Worcester, MA 016551023092939
Common questions
What is Pang-Yen Fan, M.D.'s NPI number?
Pang-Yen Fan, M.D.'s National Provider Identifier (NPI) is 1477536936, issued on Nov 29, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Pang-Yen Fan, M.D. located?
The NPPES record lists a practice address at 55 Lake Ave N, Worcester, MA, 01655. Phone: (508) 856-3155. Providers update this record themselves, so call before visiting.
How can I verify Pang-Yen Fan, M.D.'s license?
NPPES lists Massachusetts license number 59692, 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.
How much does Pang-Yen Fan, M.D. prescribe under Medicare Part D?
In 2024, Pang-Yen Fan, M.D. had 4,112 Medicare Part D claims for 252 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Pang-Yen Fan, M.D.'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.