Registry data as of Aug 27, 2026

Michal Ganz, M.D, M.S.

Gastroenterology Physician · Florence, MA

Michal Ganz, M.D, M.S. is a gastroenterology physician with a practice address in Florence, Massachusetts, and NPI 1811124522, issued on Jun 20, 2009. Check the license (Massachusetts 249517, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1811124522
Name
Michal Ganz
Credential
M.D, M.S.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
249517 MA
Self-reported in NPPES; status is on the state search
Practice location
10 Main St, Florence, MA 01062
Phone
(413) 586-8910
Enumerated
Jun 20, 2009
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 10 Main St

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

  1. Jaya Agrawal, M.D.Internal Medicine Physician1316979842
  2. David Berkman, MDGastroenterology Physician1265402614
  3. Naomi Bliss, RNFamily Nurse Practitioner1326588252
  4. Jane Brodwyn, PSY.DClinical Psychologist1639279367
  5. Ashley Brown, MDPediatrics Physician1649246083
  6. Jeffery Cooley, MDGastroenterology Physician1417941030

Verify Michal Ganz 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 249517
    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

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

31% fewer Medicare Part D claims than the average gastroenterology physician in 2024

589 Medicare Part D claims for 246 beneficiaries, against an average of 848 among the 13,066 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Michal Ganz589
  2. Specialty average848

Most prescribed

  1. Omeprazole126 claims
  2. Gavilyte-G72 claims
  3. Famotidine62 claims
  4. Pantoprazole Sodium61 claims
  5. Linzess26 claims
  6. Sucralfate23 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 practice group's Medicare quality score for 2023: 83.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score67.1
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $11.30

1 payment, mostly food and beverage; the largest payer was MY01 Inc.. The 10,593 providers of this specialty with any payment received $4,948.62 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michal Ganz$11.30
  2. Specialty average$4,948.62

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Hampshire Gastroenterology Associates LLCFlorence, MA
  2. Mass General Brigham Medical Group Western Massachusetts IncNorthampton, MA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

7 gastroenterology physician records list a Florence practice address

They are 7 of the 313 NPPES records with a Florence practice address, and 538 gastroenterology physician records in Massachusetts.

Other gastroenterology physician records in Massachusetts

  1. Robert Aaron, MDStoneham, MA1962694323
  2. Michael Aaronson, MDBeverly, MA1366547739
  3. Diane Abraczinskas, MDBoston, MA1811988488
  4. Lynne Ahn, MDFramingham, MA1144269143
  5. Hiroyuki Aihara, M.D.Boston, MA1619395795
  6. Mona AkbariSouth Weymouth, MA1871720037
  7. Geetanjali Akerkar, M.D.Chelmsford, MA1144289166
  8. Harmony Allison, MDBoston, MA1245240704
  9. Ali Amini, MDMilford, MA1962502997
  10. Curuchi Anand, M.D., MRCP (V.K)Worcester, MA1336111731

Common questions

What is Michal Ganz, M.D, M.S.'s NPI number?

Michal Ganz, M.D, M.S.'s National Provider Identifier (NPI) is 1811124522, issued on Jun 20, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Michal Ganz, M.D, M.S. located?

The NPPES record lists a practice address at 10 Main St, Florence, MA, 01062. Phone: (413) 586-8910. Providers update this record themselves, so call before visiting.

How can I verify Michal Ganz, M.D, M.S.'s license?

NPPES lists Massachusetts license number 249517, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://www.mass.gov/orgs/board-of-registration-in-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Michal Ganz, M.D, M.S. prescribe under Medicare Part D?

In 2024, Michal Ganz, M.D, M.S. had 589 Medicare Part D claims for 246 beneficiaries; the average among gastroenterology physician prescribers was 848. Part D covers Medicare prescriptions only.

What is Michal Ganz, M.D, M.S.'s Medicare quality score?

The 2023 MIPS final score is 83.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.