NPPES file of Aug 9, 2026

Tinzar Basein, M.D

Infectious Disease Physician · Brighton, MA

Tinzar Basein, M.D is an infectious disease physician with a practice address in Brighton, Massachusetts, and NPI 1578827838, issued on Jul 1, 2012. Check the license (Massachusetts 271578, 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
1578827838
Name
Tinzar Basein
Credential
M.D
Primary taxonomy
Infectious Disease Physician 207RI0200X
License number
271578 MA
Self-reported in NPPES; status is on the state search
Practice location
11 Nevins Street, Brighton, MA 02135
Phone
(617) 779-6700
Enumerated
Jul 1, 2012
Record last updated
Mar 12, 2025
Medicare enrollment
Enrolled (PECOS I20170925001816); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 11 Nevins Street

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

  1. Ahmed Abouelazaem, M.D.Student in an Organized Health Care Education/Training Program1639969306
  2. Elif Aksoy, M.D.Student in an Organized Health Care Education/Training Program1780476200
  3. Jairam Eswara, MDUrology Physician1659576189
  4. Jesyca HerreraAcute Care Nurse Practitioner1437936994
  5. Tetyana Novikova, NPNurse Practitioner1457719395
  6. Amy Parminder, MDOphthalmology Physician1215923982

Verify Tinzar Basein 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 271578
    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

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82% fewer Medicare Part D claims than the average infectious disease physician in 2024

125 Medicare Part D claims for 19 beneficiaries, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Tinzar Basein125
  2. Specialty average689

Most prescribed

  1. Biktarvy35 claims
  2. Valacyclovir12 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. Bmc Affiliated Physicians, Inc.Brighton, MA

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

Tinzar Basein among 487 infectious disease physician records in Massachusetts

Tinzar Basein, M.D is one of 487 infectious disease physician records with a practice address in Massachusetts. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 77% of them.

  • NPI issued2012 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2003 · median 2003 among the 296 with a school on file
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Infectious Disease Physician providers in Massachusetts

There are 487 infectious disease physician records in Massachusetts.

The 8 infectious disease physician records with the nearest ZIP codes

  1. Irmgard Behlau, MDBrighton, MA 021351942313531
  2. Jorge Fleisher, MDBrighton, MA 021351912967514
  3. Claudia Nader, M.D.Brighton, MA 021351083807523
  4. Lin Chen, MDCambridge, MA 021381285636654
  5. Robert Colgrove, MDCambridge, MA 021381144222522
  6. Vito Iacoviello, MDCambridge, MA 021381780686154
  7. Katherine Linsenmeyer, MDWest Roxbury, MA 021321043470560
  8. Judith Strymish, MDWest Roxbury, MA 021321134101512

Common questions

What is Tinzar Basein, M.D's NPI number?

Tinzar Basein, M.D's National Provider Identifier (NPI) is 1578827838, issued on Jul 1, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Tinzar Basein, M.D located?

The NPPES record lists a practice address at 11 Nevins Street, Brighton, MA, 02135. Phone: (617) 779-6700. Providers update this record themselves, so call before visiting.

How can I verify Tinzar Basein, M.D's license?

NPPES lists Massachusetts license number 271578, 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 Tinzar Basein, M.D prescribe under Medicare Part D?

In 2024, Tinzar Basein, M.D had 125 Medicare Part D claims for 19 beneficiaries; the average among infectious disease physician prescribers was 689. 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.