Weizhen Tan, MD
Pediatric Nephrology Physician · Boston, MA
Weizhen Tan, MD is a pediatric nephrology physician with a practice address in Boston, Massachusetts, and NPI 1952693418, issued on May 3, 2011. Check the license (Massachusetts 258478, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Weizhen Tan
- Credential
- MD
- Primary taxonomy
- Pediatric Nephrology Physician 2080P0210X
- License number
- 258478 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Fruit St, Boston, MA 02114
- Phone
- (617) 726-2908
- Enumerated
- May 3, 2011
- Record last updated
- Aug 6, 2025
- Fax
- (617) 643-9141
- Medicare enrollment
- Enrolled (PECOS I20170728000994); accepts Medicare assignment
- Medical or professional school
- University Of Massachusetts Medical School, 2011
- Entity
- Type 1 · individual
8 nearest pediatric nephrology physician records → All 32 in Massachusetts → Look up another NPI →
Also registered at 55 Fruit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Moustafa AbdallaStudent in an Organized Health Care Education/Training Program1952046062
- Shadi Abdar Esfahani, MD, MPHDiagnostic Radiology Physician1497137590
Verify Weizhen Tan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 258478Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average pediatric nephrology physician in 2024
29 Medicare Part D claims, against an average of 67 among the 387 providers of this specialty who prescribed in Part D. Brand-name drugs were 45% of 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.
Industry payments in 2024: $6,602.14
10 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 297 providers of this specialty with any payment received $3,704.99 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 2 group practices
- Massachusetts General Physicians Organization IncBoston, MA
- The General Hospital CorporationBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Weizhen Tan among 32 pediatric nephrology physician records in Massachusetts
Weizhen Tan, MD is one of 32 pediatric nephrology physician records with a practice address in Massachusetts. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 59% of them.
- NPI issued2011 · 59% of these records are older, 31% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2011 · median 2005 among the 19 with a school on file
- Record last updated2025 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0210X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Pediatric Nephrology Physician providers in Massachusetts
There are 32 pediatric nephrology physician records in Massachusetts.
All 32 in Massachusetts → Every provider in Boston → Pediatric Nephrology Physician nationwide →
The 8 pediatric nephrology physician records with the nearest ZIP codes
- Paul Fadakar, MDBoston, MA 021141073803482
- Julie Ingelfinger, MDBoston, MA 021141801887252
- Lawrence Milner, MDBoston, MA 021141104909571
- Elahna Paul, MD PHDBoston, MA 021141407847056
- Amita Sharma, MDBoston, MA 021141730160086
- Michelle Baum, MDBoston, MA 021151104897925
- David Briscoe, MB, CHBBoston, MA 021151790756690
- Ghaleb Daouk, MDBoston, MA 021151902877806
Common questions
What is Weizhen Tan, MD's NPI number?
Weizhen Tan, MD's National Provider Identifier (NPI) is 1952693418, issued on May 3, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Weizhen Tan, MD located?
The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 726-2908. Providers update this record themselves, so call before visiting.
How can I verify Weizhen Tan, MD's license?
NPPES lists Massachusetts license number 258478, 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 Weizhen Tan, MD prescribe under Medicare Part D?
In 2024, Weizhen Tan, MD had 29 Medicare Part D claims; the average among pediatric nephrology physician prescribers was 67. 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.