NPPES file of Aug 9, 2026

Gabriel U. Martz, M.D.

Epilepsy Physician · Hartford, CT

Gabriel U. Martz, M.D. is an epilepsy physician with a practice address in Hartford, Connecticut, and NPI 1780809541, issued on Apr 16, 2007. Check the license (Connecticut 57152, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1780809541
Name
Gabriel U. Martz
Credential
M.D.
Primary taxonomy
Epilepsy Physician 2084E0001X
License numbers
57152 CT
47266 KY
Self-reported in NPPES; status is on the state search
Practice location
85 Seymour St Ste 815, Hartford, CT 06106
Phone
(860) 972-3600
Enumerated
Apr 16, 2007
Record last updated
Feb 20, 2023
Fax
(860) 545-5003
Medicaid ID
1780809541 VA
Medicare enrollment
Enrolled (PECOS I20180125001994); accepts Medicare assignment
Medical or professional school
University Of Massachusetts Medical School, 2003
Telehealth
Offers telehealth (CMS)
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 85 Seymour St Ste 815

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

  1. Patrick HartnettNeurology Physician1083174791
  2. Kelly Matmati, M.D.Vascular Neurology Physician1093961294
  3. Aya Ouf, MDNeurology Physician1730709841
  4. Brittany Wolff, PH.D.Clinical Neuropsychologist1447105317
  5. Paul Wright, M.D.Neurology Physician1275510828

Verify Gabriel U. Martz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 57152
    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 Connecticut license search

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55% fewer Medicare Part D claims than the average epilepsy physician in 2024

416 Medicare Part D claims for 79 beneficiaries, against an average of 934 among the 476 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Gabriel Martz416
  2. Specialty average934

Most prescribed

  1. Levetiracetam85 claims
  2. Lamotrigine40 claims
  3. Xcopri40 claims
  4. Levetiracetam Er30 claims
  5. Lacosamide21 claims
  6. Phenobarbital20 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 MIPS final score for 2023 (Medicare payment program): 84.5 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 score79.3
  2. Costout of 100 · 30%59.6
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $481.90

3 payments; by number, the most common kind was food and beverage; the largest payer was Neuropace, Inc. The 345 providers of this specialty with any payment received $6,278.39 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gabriel Martz$481.90
  2. Specialty average$6,278.39

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

Bills Medicare through one group practice

  1. Hartford Healthcare Medical Group Specialists PLLCSouthington, CT

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

Epilepsy Physician providers in Connecticut

There are 10 epilepsy physician records in Connecticut.

Other epilepsy physician records in Connecticut

  1. Swetha Ade, M.D.Hartford, CT1801155296
  2. Gordon Buchanan, MD, PHDNew Haven, CT1558543595
  3. Nicole Casson, MDNew Haven, CT1780265520
  4. Maria Kristina Dorotan, MDNew Haven, CT1982125282
  5. Lisa Knopf, M.D.Hartford, CT1073806345
  6. Sarah Meira Benchaya, M.D.Hartford, CT1831503101
  7. Anumeha Sheth, MDHartford, CT1942514773
  8. Meghan Ward, M.D.Norwich, CT1134413412
  9. Yan Zhang, MD, PHDHartford, CT1851526651

Common questions

What is Gabriel U. Martz, M.D.'s NPI number?

Gabriel U. Martz, M.D.'s National Provider Identifier (NPI) is 1780809541, issued on Apr 16, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Gabriel U. Martz, M.D. located?

The NPPES record lists a practice address at 85 Seymour St Ste 815, Hartford, CT, 06106. Phone: (860) 972-3600. Providers update this record themselves, so call before visiting.

How can I verify Gabriel U. Martz, M.D.'s license?

NPPES lists Connecticut license number 57152, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gabriel U. Martz, M.D. prescribe under Medicare Part D?

In 2024, Gabriel U. Martz, M.D. had 416 Medicare Part D claims for 79 beneficiaries; the average among epilepsy physician prescribers was 934. Part D covers Medicare prescriptions only.

What is Gabriel U. Martz, M.D.'s MIPS final score?

The 2023 MIPS final score is 84.5 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), 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.