NPPES file of Aug 9, 2026

Timothy N. Liesching, M.D.

Pulmonary Disease Physician · Burlington, MA

Timothy N. Liesching, M.D. is a pulmonary disease physician with a practice address in Burlington, Massachusetts, and NPI 1730136433, issued on May 28, 2006. Check the license (Massachusetts 159623, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730136433
Name
Timothy N. Liesching
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
159623 MA
Self-reported in NPPES; status is on the state search
Practice location
Lahey Clinic, Burlington, MA 01805
Phone
(781) 744-8480
Enumerated
May 28, 2006
Record last updated
Feb 21, 2024
Medicaid ID
110062645A MA
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 Lahey Clinic

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

  1. Gyorgy Abel, M.D.Clinical Pathology/Laboratory Medicine Physician1831282383
  2. Ghazwan Acash, M.D.Pulmonary Disease Physician1710187331
  3. Christine Ackroyd, N.P.Family Nurse Practitioner1053693549
  4. Vincent Agnello, M.D.Specialist1053362129
  5. Eileen Allosso, MS APRN BCNurse Practitioner1437240926
  6. Carolyn Anderson, M.D.Ophthalmology Physician1376644773

Verify Timothy N. Liesching 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 159623
    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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83% fewer Medicare Part D claims than the average pulmonary disease physician in 2024

243 Medicare Part D claims for 54 beneficiaries, against an average of 1,425 among the 11,596 providers of this specialty who prescribed in Part D. Brand-name drugs were 60% of claims.

  1. Timothy Liesching243
  2. Specialty average1,425

Most prescribed

  1. Prednisone22 claims
  2. Albuterol Sulfate Hfa21 claims
  3. Advair Diskus19 claims
  4. Trelegy Ellipta19 claims
  5. Ipratropium Bromide15 claims
  6. Azithromycin13 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.

The MIPS final score for 2023 (Medicare payment program): 91.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. 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 score76.9
  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; category weights for 2023 (qpp.cms.gov).

Timothy N. Liesching among 569 pulmonary disease physician records in Massachusetts

Timothy N. Liesching, M.D. is one of 569 pulmonary disease 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 2006, is newer than 16% of them.

  • NPI issued2006 · 16% of these records are older, 48% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 72% of these records are
  • Record last updated2024 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RP1001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

27 pulmonary disease physician records list a practice address in Burlington

They are 27 of the 2,620 NPPES records with a practice address in Burlington, and 569 pulmonary disease physician records in Massachusetts.

The 8 pulmonary disease physician records with the nearest ZIP codes

  1. Anthony Campagna, M.D.Burlington, MA 018051124128988
  2. Amy Chi, MDBurlington, MA 018051528048261
  3. Anthony Gray, M.D.Burlington, MA 018051194822841
  4. Jeffrey Klenz, M.D.Burlington, MA 018051376527630
  5. Carla Lamb, M.D.Burlington, MA 018051508963208
  6. Denis Lin, MDBurlington, MA 018051366437584
  7. Dilip Nataraj, MDBurlington, MA 018051881676096
  8. Luan Nghiem, MDBurlington, MA 018051255439386

Common questions

What is Timothy N. Liesching, M.D.'s NPI number?

Timothy N. Liesching, M.D.'s National Provider Identifier (NPI) is 1730136433, issued on May 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy N. Liesching, M.D. located?

The NPPES record lists a practice address at Lahey Clinic, Burlington, MA, 01805. Phone: (781) 744-8480. Providers update this record themselves, so call before visiting.

How can I verify Timothy N. Liesching, M.D.'s license?

NPPES lists Massachusetts license number 159623, 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 Timothy N. Liesching, M.D. prescribe under Medicare Part D?

In 2024, Timothy N. Liesching, M.D. had 243 Medicare Part D claims for 54 beneficiaries; the average among pulmonary disease physician prescribers was 1,425. Part D covers Medicare prescriptions only.

What is Timothy N. Liesching, M.D.'s MIPS final score?

The 2023 MIPS final score is 91.4 of 100. 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.