NPPES file of Aug 9, 2026

Donald E. Tsai, MD

Medical Oncology Physician · Philadelphia, PA

Donald E. Tsai, MD is a medical oncology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1811930100, issued on Jun 14, 2006. Check the license (Pennsylvania MD059670L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811930100
Name
Donald E. Tsai
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
MD059670L PA
Self-reported in NPPES; status is on the state search
Practice location
3400 Spruce St, Philadelphia, PA 19104
Phone
(215) 662-3914
Enumerated
Jun 14, 2006
Record last updated
May 4, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicaid ID
0017976560001 PA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3400 Spruce St

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

  1. Megan Abbott, CRNPNurse Practitioner1396771689
  2. Michael Abboud, MDEmergency Medicine Physician1962820852
  3. Emily AbdelmessihPediatric Pharmacist1891612560
  4. Mohammed AbdullahStudent in an Organized Health Care Education/Training Program1013595495
  5. Amin Abedini, MDStudent in an Organized Health Care Education/Training Program1912609017
  6. Farid Aboharb, MD, PHDStudent in an Organized Health Care Education/Training Program1295595973

Verify Donald E. Tsai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD059670L
    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 Pennsylvania license search

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The practice group's MIPS final score for 2023 (Medicare payment program): 85.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score73.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Donald E. Tsai among 265 medical oncology physician records in Pennsylvania

Donald E. Tsai, MD is one of 265 medical oncology physician records with a practice address in Pennsylvania. 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 2006, is newer than 8% of them.

  • NPI issued2006 · 8% of these records are older, 49% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 71% of these records are
  • Record last updated2011 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Pennsylvania

There are 265 medical oncology physician records in Pennsylvania.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Ravi Amaravadi, MDPhiladelphia, PA 191041043252455
  2. Charalambos Andreadis, MDPhiladelphia, PA 191041205877669
  3. Naomi Balzer, MDPhiladelphia, PA 191041477516888
  4. Adam Cohen, MDPhiladelphia, PA 191041245201029
  5. Susan Domchek, MDPhiladelphia, PA 191041487695102
  6. Kevin Fox, MDPhiladelphia, PA 191041578506887
  7. John Glick, MDPhiladelphia, PA 191041285677591
  8. Carl June, MDPhiladelphia, PA 191041386687689

Common questions

What is Donald E. Tsai, MD's NPI number?

Donald E. Tsai, MD's National Provider Identifier (NPI) is 1811930100, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Donald E. Tsai, MD located?

The NPPES record lists a practice address at 3400 Spruce St, Philadelphia, PA, 19104. Phone: (215) 662-3914. Providers update this record themselves, so call before visiting.

How can I verify Donald E. Tsai, MD's license?

NPPES lists Pennsylvania license number MD059670L, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Donald E. Tsai, MD's MIPS final score?

The 2023 MIPS final score is 85.5 of 100, reported for the practice group. 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.