NPPES file of Aug 9, 2026

James Joseph Farrell, MD

Specialist · New Haven, CT

James Joseph Farrell, MD is a specialist with a practice address in New Haven, Connecticut, and NPI 1588689624, issued on Jul 12, 2006. Check the license (Connecticut 051637, as entered in NPPES) with the Connecticut board that licenses this profession; 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
1588689624
Name
James Joseph Farrell
Credential
MD
Primary taxonomy
Specialist 174400000X
License number
051637 CT
Self-reported in NPPES; status is on the state search
Practice location
15 York St, New Haven, CT 06510
Phone
(203) 785-6228
Enumerated
Jul 12, 2006
Record last updated
Feb 26, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(203) 200-2235
Medicaid ID
00A764720 CA
Medicare enrollment
Enrolled (PECOS I20130531000085); 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 15 York St

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

  1. Karam Al JumailyStudent in an Organized Health Care Education/Training Program1023836269
  2. Carolyn ArenaPsychiatric/Mental Health Nurse Practitioner1184294472
  3. Diana AthonvarangkulEndocrinology, Diabetes & Metabolism Physician1275980450
  4. Nigel Bamford, MDNeurology with Special Qualifications in Child Neurology Physician1639255318
  5. Ami Belmont, M.D.Internal Medicine Physician1295183226
  6. Jean Bolognia, MDDermatology Physician1942291331

Verify James Joseph Farrell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
    Search for license 051637
    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
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.

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94% fewer Medicare Part D claims than the average specialist in 2024

79 Medicare Part D claims for 58 beneficiaries, against an average of 1,380 among the 8,233 providers of this specialty who prescribed in Part D.

  1. James Farrell79
  2. Specialty average1,380

Most prescribed

  1. Ciprofloxacin Hcl40 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): 73.6 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 score75.8
  2. Costout of 100 · 30%51.4
  3. Promoting interoperabilityout of 100 · 25%74.0
  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: $1,600.00

1 payment: consulting fee; the largest payer was Amgen Inc. The 5,844 providers of this specialty with any payment received $4,760.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. James Farrell$1,600.00
  2. Specialty average$4,760.79

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. Yale UniversityNew Haven, CT

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

James Joseph Farrell among 397 specialist records in Connecticut

James Joseph Farrell, MD is one of 397 specialist records with a practice address in Connecticut. 25% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 55% newer
  • In a Medicare fileYes · 25% of these records are
  • In the CMS Doctors and Clinicians fileYes · 15% of these records are
  • Graduated1992 · median 1990 among the 59 with a school on file
  • Record last updated2013 · 81% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in Connecticut

There are 397 specialist records in Connecticut.

The 8 specialist records with the nearest ZIP codes

  1. William Allen, M.D.New Haven, CT 065101659369361
  2. Richard Knobelman, M.D.New Haven, CT 065101881682268
  3. Gary Novick, M.D.New Haven, CT 065101669460275
  4. Richard Restifo, MDNew Haven, CT 065101720003742
  5. Bruce Simonds, M.D.New Haven, CT 065101568450179
  6. Nancy Banack, PTNew Haven, CT 065111164663324
  7. Kathryn Bonese, M.D.New Haven, CT 065111619145166
  8. Lynda Boynton, PTNew Haven, CT 065111871734020

Common questions

What is James Joseph Farrell, MD's NPI number?

James Joseph Farrell, MD's National Provider Identifier (NPI) is 1588689624, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Joseph Farrell, MD located?

The NPPES record lists a practice address at 15 York St, New Haven, CT, 06510. Phone: (203) 785-6228. Providers update this record themselves, so call before visiting.

How can I verify James Joseph Farrell, MD's license?

NPPES lists Connecticut license number 051637, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.

How much does James Joseph Farrell, MD prescribe under Medicare Part D?

In 2024, James Joseph Farrell, MD had 79 Medicare Part D claims for 58 beneficiaries; the average among specialist prescribers was 1,380. Part D covers Medicare prescriptions only.

What is James Joseph Farrell, MD's MIPS final score?

The 2023 MIPS final score is 73.6 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.