NPPES file of Aug 9, 2026

Sharon Ilene Gunsher, M.D.

Surgery Physician · Concord, NH

Sharon Ilene Gunsher, M.D. is a surgery physician with a practice address in Concord, New Hampshire, and NPI 1952370595, issued on Mar 16, 2006. Check the license (New Hampshire 12103, 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 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952370595
Name
Sharon Ilene Gunsher
Credential
M.D.
Primary taxonomy
Surgery Physician 208600000X
License number
12103 NH
Self-reported in NPPES; status is on the state search
Practice location
246 Pleasant St, Concord, NH 03301
Phone
(603) 224-0584
Enumerated
Mar 16, 2006
Record last updated
Nov 19, 2024
Fax
(603) 225-5769
Medicaid ID
30204217 NH
Medicare enrollment
Enrolled (PECOS I20040414000376); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 1992
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 246 Pleasant St

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

  1. Steven Alexakos, PA-CSurgical Physician Assistant1982693040
  2. Laura Anderson, APRNFamily Nurse Practitioner1942464458
  3. Nicole Antinerella, DOInternal Medicine Physician1164462651
  4. Michael Bacotti, PA-CMedical Physician Assistant1609186675
  5. Richard Boss, MDCardiovascular Disease Physician1588692941
  6. Trisha Boucher, APRNAcute Care Nurse Practitioner1508744061

Verify Sharon Ilene Gunsher 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 12103
    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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12% fewer Medicare Part D claims than the average surgery physician in 2024

130 Medicare Part D claims for 68 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 35 claims were for opioids.

  1. Sharon Gunsher130
  2. Specialty average147

Most prescribed

  1. Hydrocodone-Acetaminophen32 claims
  2. Tamoxifen Citrate21 claims
  3. Anastrozole17 claims
  4. Gabapentin14 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): 89.4 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 score72.2
  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).

Bills Medicare through one group practice

  1. Concord Hospital IncConcord, NH

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

Sharon Ilene Gunsher among 196 surgery physician records in New Hampshire

Sharon Ilene Gunsher, M.D. is one of 196 surgery physician records with a practice address in New Hampshire. 73% 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 11% of them.

  • NPI issued2006 · 11% of these records are older, 44% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1992 · median 2005 among the 132 with a school on file
  • Record last updated2024 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgery Physician providers in New Hampshire

There are 196 surgery physician records in New Hampshire.

The 8 surgery physician records with the nearest ZIP codes

  1. Matthew CarrollConcord, NH 033011588169320
  2. Lila Cohen, MDConcord, NH 033011154741510
  3. Phillip GrayConcord, NH 033011346771953
  4. Kristina Gulotta, M.D.Concord, NH 033011396144184
  5. Melissa Hoyt, MDConcord, NH 033011982709416
  6. Anastasios Konstantakos, MDConcord, NH 033011902892110
  7. Lisa Patterson, MDConcord, NH 033011770667537
  8. Michael Paul, MDConcord, NH 033011134353527

Common questions

What is Sharon Ilene Gunsher, M.D.'s NPI number?

Sharon Ilene Gunsher, M.D.'s National Provider Identifier (NPI) is 1952370595, issued on Mar 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sharon Ilene Gunsher, M.D. located?

The NPPES record lists a practice address at 246 Pleasant St, Concord, NH, 03301. Phone: (603) 224-0584. Providers update this record themselves, so call before visiting.

How can I verify Sharon Ilene Gunsher, M.D.'s license?

NPPES lists New Hampshire license number 12103, 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.

How much does Sharon Ilene Gunsher, M.D. prescribe under Medicare Part D?

In 2024, Sharon Ilene Gunsher, M.D. had 130 Medicare Part D claims for 68 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.

What is Sharon Ilene Gunsher, M.D.'s MIPS final score?

The 2023 MIPS final score is 89.4 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.