NPPES file of Aug 9, 2026

Lizabeth J. Fiedler, MD

Gastroenterology Physician · Danbury, CT

Lizabeth J. Fiedler, MD is a gastroenterology physician with a practice address in Danbury, Connecticut, and NPI 1982634960, issued on Jul 4, 2006. Check the license (Connecticut 039441, 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
1982634960
Name
Lizabeth J. Fiedler
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
039441 CT
Self-reported in NPPES; status is on the state search
Practice location
2 Glen Hill RD, Danbury, CT 06811
Phone
(203) 748-7460
Enumerated
Jul 4, 2006
Record last updated
Jun 1, 2026
Medicare enrollment
Enrolled (PECOS I20160111001601); accepts Medicare assignment
Medical or professional school
Icahn School Of Medicine At Mount Sinai, 1990
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 2 Glen Hill RD

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

  1. Michael Burnett, LAC.Acupuncturist1720226517
  2. Fabian Dunn, DDSGeneral Practice Dentistry1881040954
  3. Suruchi Goel, DDSDentist1508176942
  4. Steven HussainOptician1669893293
  5. Robert Kapel, MDGastroenterology Physician1467487652
  6. Jagat Patel, DDSGeneral Practice Dentistry1790806883

Verify Lizabeth J. Fiedler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 039441
    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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40% fewer Medicare Part D claims than the average gastroenterology physician in 2024

487 Medicare Part D claims for 144 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Lizabeth Fiedler487
  2. Specialty average811

Most prescribed

  1. Omeprazole123 claims
  2. Famotidine88 claims
  3. Pantoprazole Sodium64 claims
  4. Sod Sulf-Potass Sulf-Mag Sulf33 claims
  5. Linzess28 claims
  6. Cholestyramine17 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): 92.2 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 score84.5
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  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: $1,940.87

84 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Lizabeth Fiedler$1,940.87
  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. Westchester Putnam Gastroenterology PCCarmel, NY

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

Lizabeth J. Fiedler among 336 gastroenterology physician records in Connecticut

Lizabeth J. Fiedler, MD 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 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 49% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1990 · median 2001 among the 255 with a school on file
  • Record last updated2026 · 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. Robert Kapel, MDDanbury, CT 068111467487652
  2. David Barenberg, M.D.Danbury, CT 068101548297633
  3. Steven Brandwein, M.D.Danbury, CT 068101174542450
  4. Tyson Collazo, M.D.Danbury, CT 068101801195565
  5. Scott Estabrook, M.D.Danbury, CT 068101225053051
  6. Joseph Fiorito, M.D.Danbury, CT 068101730108010
  7. Gerald Franklin, MDDanbury, CT 068101184658528
  8. Adam Gorelick, M.D.Danbury, CT 068101356482251

Common questions

What is Lizabeth J. Fiedler, MD's NPI number?

Lizabeth J. Fiedler, MD's National Provider Identifier (NPI) is 1982634960, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lizabeth J. Fiedler, MD located?

The NPPES record lists a practice address at 2 Glen Hill RD, Danbury, CT, 06811. Phone: (203) 748-7460. Providers update this record themselves, so call before visiting.

How can I verify Lizabeth J. Fiedler, MD's license?

NPPES lists Connecticut license number 039441, 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 Lizabeth J. Fiedler, MD prescribe under Medicare Part D?

In 2024, Lizabeth J. Fiedler, MD had 487 Medicare Part D claims for 144 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Lizabeth J. Fiedler, MD's MIPS final score?

The 2023 MIPS final score is 92.2 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), 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.