NPPES file of Aug 9, 2026

Kristin J. Marcous, PA

Gastroenterology Physician · Hartford, CT

Kristin J. Marcous, PA is a gastroenterology physician with a practice address in Hartford, Connecticut, and NPI 1801015854, issued on Apr 25, 2007. Check the license (Connecticut 001821, 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
1801015854
Name
Kristin J. Marcous
Credential
PA
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
001821 CT
Self-reported in NPPES; status is on the state search
Practice location
85 Seymour St, Hartford, CT 06106
Phone
(860) 246-2571
Enumerated
Apr 25, 2007
Record last updated
Apr 29, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(860) 246-3691
Medicare enrollment
Enrolled (PECOS I20070829000034); accepts Medicare assignment
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

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

  1. Aderonke Adeniji, M.D.Internal Medicine Physician1649552159
  2. Philip AllmendingerVascular Surgery Physician1861492241
  3. James Alvarez, PHYSICIAN ASSISTANTPhysician Assistant1407853575
  4. Joseph Anquillare, M.D.Geriatric Medicine (Internal Medicine) Physician1316043045
  5. Samuel Anyatonwu, MDInternal Medicine Physician1023028933
  6. Alan Armstrong, P.A.Physician Assistant1790761898

Verify Kristin J. Marcous in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 001821
    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

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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62% fewer Medicare Part D claims than the average gastroenterology physician in 2024

312 Medicare Part D claims for 142 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Kristin Marcous312
  2. Specialty average811

Most prescribed

  1. Pantoprazole Sodium59 claims
  2. Omeprazole58 claims
  3. Famotidine36 claims
  4. Sod Sulf-Potass Sulf-Mag Sulf35 claims
  5. Esomeprazole Magnesium21 claims
  6. Dicyclomine Hcl17 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): 85.1 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 score89.7
  2. Costout of 100 · 30%68.3
  3. Promoting interoperabilityout of 100 · 25%83.0
  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: $2,681.26

41 payments; by number, the most common kind was food and beverage; the largest payer was Salix Pharmaceuticals, a division of Bausch Health US, LLC. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Kristin Marcous$2,681.26
  2. Specialty average$5,015.95

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. Connecticut GI PLLCEnfield, CT

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

Kristin J. Marcous among 336 gastroenterology physician records in Connecticut

Kristin J. Marcous, PA is one of 336 gastroenterology physician records with a practice address in Connecticut. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 51% of them.

  • NPI issued2007 · 51% of these records are older, 36% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2006 · median 2001 among the 255 with a school on file
  • Record last updated2011 · 69% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Connecticut

There are 336 gastroenterology physician records in Connecticut.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. David Chaletsky, MDHartford, CT 061061316193055
  2. Teresa Da Cunha, MDHartford, CT 061061346806841
  3. Michael Einstein, M.D.Hartford, CT 061061659339901
  4. Michael Golioto, MDHartford, CT 061061811091432
  5. Maria Johnson, M.D.Hartford, CT 061061033300728
  6. Michael Karasik, MDHartford, CT 061061346344967
  7. Jeffry Nestler, MDHartford, CT 061061275637886
  8. Nihal Patel, MDHartford, CT 061061720375090

Common questions

What is Kristin J. Marcous, PA's NPI number?

Kristin J. Marcous, PA's National Provider Identifier (NPI) is 1801015854, issued on Apr 25, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Kristin J. Marcous, PA located?

The NPPES record lists a practice address at 85 Seymour St, Hartford, CT, 06106. Phone: (860) 246-2571. Providers update this record themselves, so call before visiting.

How can I verify Kristin J. Marcous, PA's license?

NPPES lists Connecticut license number 001821, 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 Kristin J. Marcous, PA prescribe under Medicare Part D?

In 2024, Kristin J. Marcous, PA had 312 Medicare Part D claims for 142 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Kristin J. Marcous, PA's MIPS final score?

The 2023 MIPS final score is 85.1 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.