NPPES file of Aug 9, 2026

Yin Ping Liew, MD

Nephrology Physician · Greenfield, MA

Yin Ping Liew, MD is a nephrology physician with a practice address in Greenfield, Massachusetts, and NPI 1992979439, issued on Apr 16, 2008. Check the license (Massachusetts 262873, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1992979439
Name
Yin Ping Liew
Credential
MD
Primary taxonomy
Nephrology Physician 207RN0300X
License numbers
262873 MA
MD60957744 WA
57.008794 OH
Self-reported in NPPES; status is on the state search
Practice location
489 Bernardston RD, Greenfield, MA 01301
Phone
(413) 325-8500
Enumerated
Apr 16, 2008
Record last updated
Jun 25, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210615002310); accepts Medicare assignment
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 489 Bernardston RD

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

  1. Josephine BensaOptometrist1114812310
  2. Riley BucknellBehavior Technician1558234773
  3. Marcelline Ciuffreda, O.D.Optometrist1861493769
  4. Rachel CondryCounselor1942614821
  5. Tyler DestefanoCounselor1083034474
  6. Cathy English, P.T.Orthopedic Physical Therapist1033393343

Verify Yin Ping Liew in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 262873
    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 Massachusetts 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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96% more Medicare Part D claims than the average nephrology physician in 2024

2,866 Medicare Part D claims for 314 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 93 claims were for opioids.

  1. Yin Ping Liew2,866
  2. Specialty average1,465

Most prescribed

  1. Rosuvastatin Calcium185 claims
  2. Amlodipine Besylate174 claims
  3. Atorvastatin Calcium164 claims
  4. Lisinopril157 claims
  5. Losartan Potassium106 claims
  6. Levothyroxine Sodium99 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.

Bills Medicare through one group practice

  1. Kaiser Foundation Health Plan OF WashingtonBellevue, WA

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

Nephrology Physician providers in Massachusetts

There are 417 nephrology physician records in Massachusetts.

Other nephrology physician records in Massachusetts

  1. Amtul Aala, MDBoston, MA1174946347
  2. Reza Abdi, MDBoston, MA1356359368
  3. Marat Abdullin, M.D.Springfield, MA1619159712
  4. Vivian AbernethyBoston, MA1710960232
  5. Rekha Abichandani, M.D.Cambridge, MA1912033598
  6. Konstantin Abramov, M.D.Worcester, MA1992854707
  7. Krishna Agarwal, M.B.B.S.Springfield, MA1477916120
  8. Nikhil AgrawalBoston, MA1467722579
  9. Ayman Al Jurdi, M.D.Boston, MA1043690332
  10. Laith Al Rabadi, M.D.Boston, MA1821309188

Common questions

What is Yin Ping Liew, MD's NPI number?

Yin Ping Liew, MD's National Provider Identifier (NPI) is 1992979439, issued on Apr 16, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Yin Ping Liew, MD located?

The NPPES record lists a practice address at 489 Bernardston RD, Greenfield, MA, 01301. Phone: (413) 325-8500. Providers update this record themselves, so call before visiting.

How can I verify Yin Ping Liew, MD's license?

NPPES lists Massachusetts license number 262873, 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 Yin Ping Liew, MD prescribe under Medicare Part D?

In 2024, Yin Ping Liew, MD had 2,866 Medicare Part D claims for 314 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.