NPPES file of Aug 9, 2026

Thomas J. Zanca, MD

Emergency Medicine Physician · Tannton, MA

Thomas J. Zanca, MD is an emergency medicine physician with a practice address in Tannton, Massachusetts, and NPI 1396726592, issued on Nov 7, 2005. Check the license (Massachusetts 57959, 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
1396726592
Name
Thomas J. Zanca
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
57959 MA
Self-reported in NPPES; status is on the state search
Practice location
88 Washington Strret, Tannton, MA 02780
Phone
(508) 828-7108
Enumerated
Nov 7, 2005
Record last updated
Oct 9, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(508) 828-7158
Medicaid ID
3021076 MA
Medicare enrollment
Enrolled (PECOS I20050401000423); may accept 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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Verify Thomas J. Zanca 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 57959
    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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38% fewer Medicare Part D claims than the average emergency medicine physician in 2024

139 Medicare Part D claims for 100 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 15 claims were for opioids.

  1. Thomas Zanca139
  2. Specialty average226

Most prescribed

  1. Prednisone19 claims
  2. Azithromycin18 claims
  3. Cephalexin17 claims
  4. Ondansetron Odt12 claims
  5. Albuterol Sulfate Hfa11 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. Lifespan Physician Group OF Massachusetts IncTaunton, MA

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

Thomas J. Zanca among 1,829 emergency medicine physician records in Massachusetts

Thomas J. Zanca, MD is one of 1,829 emergency medicine physician records with a practice address in Massachusetts. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1982 · median 2011 among the 1,200 with a school on file
  • Record last updated2014 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in Massachusetts

There are 1,829 emergency medicine physician records in Massachusetts.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Peter Bosco, MDTaunton, MA 027801538110895
  2. William Brown, MDTaunton, MA 027801841710035
  3. Donna Collins, PACTaunton, MA 027801003805235
  4. John Cornwell, MDTaunton, MA 027801023007259
  5. Richard Fiorini, MDTaunton, MA 027801649260514
  6. Nathan Howell, MDTaunton, MA 027801518427426
  7. Christopher Roloff, MDTaunton, MA 027801255313490
  8. Leslie Sandler, MDTaunton, MA 027801750362059

Common questions

What is Thomas J. Zanca, MD's NPI number?

Thomas J. Zanca, MD's National Provider Identifier (NPI) is 1396726592, issued on Nov 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Thomas J. Zanca, MD located?

The NPPES record lists a practice address at 88 Washington Strret, Tannton, MA, 02780. Phone: (508) 828-7108. Providers update this record themselves, so call before visiting.

How can I verify Thomas J. Zanca, MD's license?

NPPES lists Massachusetts license number 57959, 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 Thomas J. Zanca, MD prescribe under Medicare Part D?

In 2024, Thomas J. Zanca, MD had 139 Medicare Part D claims for 100 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.