NPPES file of Aug 9, 2026

Felix A. Pacheco, M.D.

General Practice Physician · Hartford, CT

Felix A. Pacheco, M.D. is a general practice physician with a practice address in Hartford, Connecticut, and NPI 1104146307, issued on Jun 10, 2010. Check the license (Connecticut 051591, 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
1104146307
Name
Felix A. Pacheco
Credential
M.D.
Primary taxonomy
General Practice Physician 208D00000X
License number
051591 CT
Self-reported in NPPES; status is on the state search
Practice location
80 Seymour Street, Hartford, CT 06102
Phone
(860) 545-0000
Enumerated
Jun 10, 2010
Record last updated
Nov 12, 2024
Medicaid ID
001515915 CT
Medicare enrollment
Enrolled (PECOS I20130819000057); accepts Medicare assignment
Medical or professional school
State University Of New York Downstate Medical Center, 2010
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 80 Seymour Street

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

  1. Lincoln Abbott, MDEmergency Medicine Physician1518965433
  2. Marie Achong, M.D.Obstetrics & Gynecology Physician1700806213
  3. Allison Adajian, PA-CSurgical Physician Assistant1619129582
  4. Clark Adams, PA-CPhysician Assistant1245329457
  5. Swetha Ade, M.D.Epilepsy Physician1801155296
  6. Ross Albert, MDHospice and Palliative Medicine (Family Medicine) Physician1124291448

Verify Felix A. Pacheco in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 051591
    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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98% fewer Medicare Part D claims than the average general practice physician in 2024

58 Medicare Part D claims for 51 beneficiaries, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D.

  1. Felix Pacheco58
  2. Specialty average3,030

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): 86.4 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 score82.0
  2. Costout of 100 · 30%43.0
  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).

2 hospitals and group practices

  1. Hartford HospitalHartford, CT · Acute Care Hospitals4 of 5 stars
  2. Healthnation, PCWest Haven, CT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Felix A. Pacheco among 75 general practice physician records in Connecticut

Felix A. Pacheco, M.D. is one of 75 general practice physician records with a practice address in Connecticut. 47% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 49% of them.

  • NPI issued2010 · 49% of these records are older, 47% newer
  • In a Medicare fileYes · 47% of these records are
  • In the CMS Doctors and Clinicians fileYes · 25% of these records are
  • Graduated2010 · median 2007 among the 19 with a school on file
  • Record last updated2024 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

General Practice Physician providers in Connecticut

There are 75 general practice physician records in Connecticut.

The 8 general practice physician records with the nearest ZIP codes

  1. Jeffrey Calender, MDHartford, CT 061051740547280
  2. Steven Shifreen, MDHartford, CT 061051871663328
  3. Naseem Razavi, MDHartford, CT 061061386913465
  4. Jonathan Stolzenberg, M.D.West Hartford, CT 061071386892354
  5. Ronald Suski, MDWest Hartford, CT 061071346449386
  6. Anum Ahmed, M.D.East Hartford, CT 061081396191797
  7. Sebastian Gallo, M.D.Wethersfield, CT 061091841579497
  8. Marie Mammone, N.D.Wethersfield, CT 061091164446175

Common questions

What is Felix A. Pacheco, M.D.'s NPI number?

Felix A. Pacheco, M.D.'s National Provider Identifier (NPI) is 1104146307, issued on Jun 10, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Felix A. Pacheco, M.D. located?

The NPPES record lists a practice address at 80 Seymour Street, Hartford, CT, 06102. Phone: (860) 545-0000. Providers update this record themselves, so call before visiting.

How can I verify Felix A. Pacheco, M.D.'s license?

NPPES lists Connecticut license number 051591, 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 Felix A. Pacheco, M.D. prescribe under Medicare Part D?

In 2024, Felix A. Pacheco, M.D. had 58 Medicare Part D claims for 51 beneficiaries; the average among general practice physician prescribers was 3,030. Part D covers Medicare prescriptions only.

What is Felix A. Pacheco, M.D.'s MIPS final score?

The 2023 MIPS final score is 86.4 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.