DR. JAMES STEPHEN FARRELLY (M.D.) – Surgery Physician, NPI 1255777462

DR. JAMES STEPHEN FARRELLY (M.D.) is a healthcare provider. based in New haven, Connecticut. specializing in GENERAL SURGERY. They hold the professional credentials M.D.. They hold a License No. 65045 (CT). The NPI Number for DR. JAMES STEPHEN FARRELLY (M.D.) is 1255777462

Main info

Male
13 Years Of Experience
Accepts Medicare Assignment
Name
DR. JAMES STEPHEN FARRELLY (M.D.)
NPI
1255777462
Phone
(203) 785-7890
Address
20 YORK ST # T-209
Enumeration Date
14 May 2013
Last Update Date
26 May 2021

Doctor Profile

Medical School Name
STATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Secondary Phone
2038633000
Graduation Year
2013 (13 years ago)
PAC ID
6507178910
Group Practice PAC ID
9436061736
Professional Enrollment ID
I20210610000286
Address ID
CT068304608GR5XXXXRDXX300
Telehealth
Yes
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience60
Completeness75
Years active:13State licenses:1Digital endpointsOther names

525 GENERAL SURGERY in CT

Provider Addresses for DR. JAMES STEPHEN FARRELLY (M.D.)

  • 20 YORK ST # T-209

    YALE-NEW HAVEN HOSPITAL

    NEW HAVEN, CT 065103220

    Phone: (203) 785-7890

    Fax: (203) 737-5209

    Type: Mailing

  • 2800 MAIN ST

    BRIDGEPORT, CT 066064201

    Phone: (203) 576-6000

    Type: Mailing

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 34 Open Payments records for all available years, with a total value of $9,663.

Total Amount is formed as General ($9,663) + Research ($0) + Ownership ($0) = $9,663.

Last reported payment date: 2024-02-23 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($8,071).

Total Amount

$9,663

General + Research + Ownership

Payments

34

Total payment records

General Amount

$9,663

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-02-23

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2021-06-10

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20210610000286IGeneral SurgeryCTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99231Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes5327$0
99291Critical care, first 30-74 minutes4114$0
99203New patient office or other outpatient visit, 30-44 minutes1212$0
View full utilization report →

Insurance plans in this area (ZIP 06510)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9436061736View full group profile
NameSpecialtyState
Interventional Cardiology, Cardiovascular Disease (Cardiology)CT
H E M A T O L O G Y/ O N C O L O G YCT
Internal Medicine, NephrologySC
-CT
-NC
Internal MedicineCT
-CT
Cardiac SurgeryCT
-CT
-CT

Reviews

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Frequently asked questions

What federal number belongs to DR. JAMES STEPHEN FARRELLY (M.D.)?
The federal identifier for DR. JAMES STEPHEN FARRELLY (M.D.) is NPI 1255777462.
Is DR. JAMES STEPHEN FARRELLY (M.D.) currently active in the NPI registry?
CMS-published data lists DR. JAMES STEPHEN FARRELLY (M.D.) as an active registrant.
What field does DR. JAMES STEPHEN FARRELLY (M.D.) work in?
You can think of DR. JAMES STEPHEN FARRELLY (M.D.) as practicing within Surgery Physician. Clinical services aligned with this taxonomy classification.
Where is DR. JAMES STEPHEN FARRELLY (M.D.)'s primary listing?
We display New Haven, Connecticut because that is what the record indicates for DR. JAMES STEPHEN FARRELLY (M.D.).
What if New Haven, Connecticut seems incomplete?
Street-level detail can be omitted — open the full address list for this NPI.

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