NPPES file of Aug 9, 2026

Timothy R. Siegel, M.D.

Surgery Physician · Lebanon, NH

Timothy R. Siegel, M.D. is a surgery physician with a practice address in Lebanon, New Hampshire, and NPI 1619931870, issued on Apr 14, 2006. Check the license (New Hampshire 33592, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1619931870
Name
Timothy R. Siegel
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License numbers
33592 NH
15327 NH
MD183891 OR
0101257693 VA
Self-reported in NPPES; status is on the state search
Practice location
1 Medical Center Dr, Lebanon, NH 03756
Phone
(603) 650-5000
Enumerated
Apr 14, 2006
Record last updated
Oct 2, 2024
Medicaid IDs
1019444 VT
32000782 NH
01929280 NY
3073841 NH
Medicare enrollment
Enrolled (PECOS I20110914000219); accepts Medicare assignment
Medical or professional school
Geisel School Of Medicine At Dartmouth, 1990
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 1 Medical Center Dr

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

  1. Maria Abbate, NPFamily Nurse Practitioner1669683637
  2. McCall Abbott, APRNFamily Nurse Practitioner1396292454
  3. Lauren AbbuhlStudent in an Organized Health Care Education/Training Program1760322986
  4. William Abdu, M.D.Orthopaedic Surgery of the Spine Physician1134162324
  5. Iryna Aberkorn, MDFamily Medicine Physician1780846071
  6. Majd Aboul Hosn, MDStudent in an Organized Health Care Education/Training Program1932901949

Verify Timothy R. Siegel in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Hampshire Board of Medicine
    Search for license 33592
    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 New Hampshire license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The MIPS final score for 2023 (Medicare payment program): 97.8 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 score81.0
  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).

2 hospitals and group practices

  1. Alice Peck Day Memorial HospitalLebanon, NH · Critical Access Hospitals4 of 5 stars
  2. Dartmouth-Hitchcock ClinicLebanon, NH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

55 surgery physician records list a practice address in Lebanon

They are 55 of the 3,530 NPPES records with a practice address in Lebanon, and 196 surgery physician records in New Hampshire.

Other surgery physician records in New Hampshire

  1. Stacey Abbis, M.D.Nashua, NH1033229422
  2. Evan Adams, MDLebanon, NH1265928055
  3. Paul Arrington, M.D.Littleton, NH1104872738
  4. Patricia Auty, MDDover, NH1407073794
  5. Alan Awrich, MDLaconia, NH1124053343
  6. Brett BakerNashua, NH1700272333
  7. Cynthia Barbarits, MDPortsmouth, NH1083678387
  8. Michael Barr, M.D.Nashua, NH1427072602
  9. William Barton, MDWolfeboro, NH1033108816
  10. Maria Theresa Basco, M.D.Manchester, NH1831442433

Common questions

What is Timothy R. Siegel, M.D.'s NPI number?

Timothy R. Siegel, M.D.'s National Provider Identifier (NPI) is 1619931870, issued on Apr 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy R. Siegel, M.D. located?

The NPPES record lists a practice address at 1 Medical Center Dr, Lebanon, NH, 03756. Phone: (603) 650-5000. Providers update this record themselves, so call before visiting.

How can I verify Timothy R. Siegel, M.D.'s license?

NPPES lists New Hampshire license number 33592, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Timothy R. Siegel, M.D.'s MIPS final score?

The 2023 MIPS final score is 97.8 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.