Registry data as of Aug 27, 2026

Glenn Gandelman, MD

Specialist · Greenwich, CT

Glenn Gandelman, MD is a specialist with a practice address in Greenwich, Connecticut, and NPI 1033117437, issued on Jul 9, 2005. Check the license with the Connecticut board that licenses this profession; 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
1033117437
Name
Glenn Gandelman
Credential
MD
Primary taxonomy
Specialist 174400000X
Practice location
81 Holly Hill LN FL 3, Greenwich, CT 06830
Phone
(203) 869-5515
Enumerated
Jul 9, 2005
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.
Download card Updates feed

Also registered at 81 Holly Hill LN FL 3

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

  1. Timothy Brandriff, PAPhysician Assistant1740320092
  2. Marcus Mayus, M.D.Internal Medicine Physician1073734935

Verify Glenn Gandelman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this professionCheck 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
Find the Connecticut 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.

88% more Medicare Part D claims than the average specialist in 2024

2,870 Medicare Part D claims for 387 beneficiaries, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Glenn Gandelman2,870
  2. Specialty average1,524

Most prescribed

  1. Atorvastatin Calcium310 claims
  2. Metoprolol Succinate205 claims
  3. Amlodipine Besylate203 claims
  4. Rosuvastatin Calcium197 claims
  5. Eliquis176 claims
  6. Olmesartan Medoxomil162 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: 70.2 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 score94.4
  2. Costout of 100 · 30%28.8
  3. Promoting interoperabilityout of 100 · 25%73.0
  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: $2,035.77

90 payments, mostly food and beverage; the largest payer was Exact Sciences Corporation. The 9,482 providers of this specialty with any payment received $4,756.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Glenn Gandelman$2,035.77
  2. Specialty average$4,756.65

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

6 hospital and facility affiliations

  1. FL Mobile Medical PAOldsmar, FL
  2. Gandelman Cardiology, PCGreenwich, CT
  3. Greenwich HospitalGreenwich, CT
  4. Medical Associate OF Wall Street, P.CNew York, NY
  5. Mobile Care Solutions PCNew Haven, CT
  6. NY Mobile Medical PCNew York, NY

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.

23 specialist records list a Greenwich practice address

They are 23 of the 1,184 NPPES records with a Greenwich practice address, and 519 specialist records in Connecticut.

Other specialist records in Connecticut

  1. Jay Abbott, M.D.Litchfield, CT1083658629
  2. Karen Abrams, M.D.Westport, CT1174728604
  3. Micheal Acocella, B.S., P.T.Greenwich, CT1992768303
  4. Diana Adams, M.D.Greenwich, CT1255300653
  5. Zosimo Adefuin, MDBridgeport, CT1598763252
  6. Ricki Ainbinder, LMTStamford, CT1609026525
  7. Patrick Albergo, M.D.West Hartford, CT1407878754
  8. Richard Allen, M.D.Meriden, CT1932115128
  9. Sarah Allen, M.D.Bridgeport, CT1376854141
  10. William Allen, M.D.New Haven, CT1659369361

Common questions

What is Glenn Gandelman, MD's NPI number?

Glenn Gandelman, MD's National Provider Identifier (NPI) is 1033117437, issued on Jul 9, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Glenn Gandelman, MD located?

The NPPES record lists a practice address at 81 Holly Hill LN FL 3, Greenwich, CT, 06830. Phone: (203) 869-5515. Providers update this record themselves, so call before visiting.

How can I verify Glenn Gandelman, MD's license?

Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does Glenn Gandelman, MD prescribe under Medicare Part D?

In 2024, Glenn Gandelman, MD had 2,870 Medicare Part D claims for 387 beneficiaries; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.

What is Glenn Gandelman, MD's Medicare quality score?

The 2023 MIPS final score is 70.2 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.