Elly C. Tsai, M.D.
Family Medicine Physician · Dorchester, MA
Elly C. Tsai, M.D. is a family medicine physician with a practice address in Dorchester, Massachusetts, and NPI 1346404563, issued on Jul 16, 2008. Check the license (Massachusetts 235755, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Elly C. Tsai
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 235755 MA
Self-reported in NPPES; status is on the state search - Practice location
- 398 Neponset Ave, Dorchester, MA 02122
- Phone
- (617) 282-3200
- Enumerated
- Jul 16, 2008
- Record last updated
- Jan 9, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20081030000125); accepts Medicare assignment
- Medical or professional school
- Tufts University School Of Medicine, 2005
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →
Also registered at 398 Neponset Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Miryam Alce, RNRegistered Nurse1447719265
- Joy-Alyce AmadasunCommunity Health Registered Nurse1053141838
- Patricia ArgusAmbulatory Care Registered Nurse1003245366
- Phyllis Baer, MDInternal Medicine Physician1548234065
- Meredith Baker, RNRegistered Nurse1194000109
- Scott Baker, LICSWClinical Social Worker1518160423
Verify Elly C. Tsai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 235755Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average family medicine physician in 2024
1,963 Medicare Part D claims for 179 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 91 claims were for opioids.
Most prescribed
- Atorvastatin Calcium196 claims
- Levothyroxine Sodium80 claims
- Lisinopril69 claims
- Amlodipine Besylate68 claims
- Losartan Potassium67 claims
- Omeprazole66 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
- Family Practice Group PCArlington, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elly C. Tsai among 2,265 family medicine physician records in Massachusetts
Elly C. Tsai, M.D. is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 53% of them.
- NPI issued2008 · 53% of these records are older, 42% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2005 · median 2006 among the 1,529 with a school on file
- Record last updated2012 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
43 family medicine physician records list a practice address in Dorchester
They are 43 of the 1,663 NPPES records with a practice address in Dorchester, and 2,265 family medicine physician records in Massachusetts.
All 2,265 in Massachusetts → Every provider in Dorchester → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ivy Brackup, MDDorchester, MA 021221184691891
- Jie ChanDorchester, MA 021221699271353
- Emma Coe, MDDorchester, MA 021221720494602
- Jorge Finke, MDBoston, MA 021221790218105
- Lily Kam, MDDorchester, MA 021221891761458
- Mary Lunsford, M.D.Dorchester, MA 021221649224569
- Sarah Matathia, MDDorchester, MA 021221881921039
- Barbara Mendes, M.D.Dorchester, MA 021221639104771
Common questions
What is Elly C. Tsai, M.D.'s NPI number?
Elly C. Tsai, M.D.'s National Provider Identifier (NPI) is 1346404563, issued on Jul 16, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Elly C. Tsai, M.D. located?
The NPPES record lists a practice address at 398 Neponset Ave, Dorchester, MA, 02122. Phone: (617) 282-3200. Providers update this record themselves, so call before visiting.
How can I verify Elly C. Tsai, M.D.'s license?
NPPES lists Massachusetts license number 235755, 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 Elly C. Tsai, M.D. prescribe under Medicare Part D?
In 2024, Elly C. Tsai, M.D. had 1,963 Medicare Part D claims for 179 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.