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DR. GREGORY ANTONI RUTKOWSKI MD
NPI 1174767883
Anesthesiology in Farmington, CT

Active since April 24, 2009PECOS Enrolled
263 FARMINGTON AVE, DEPT OF ANESTHSIOLOGY MC 2015, FARMINGTON, CT 06032(860) 679-3600(860) 289-0742 Get Directions Write a Review

NPPES record last updated: August 23, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Gregory Antoni Rutkowski Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GREGORY ANTONI RUTKOWSKI MD (NPI 1174767883) is an individual anesthesiology provider in Farmington, Connecticut, licensed in Connecticut (48194) and active in the NPI registry since April 2009. He is enrolled in Medicare PECOS and maintains a secondary practice location in Hartford.

NPPES Registry Identity

NPI1174767883
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. GREGORY ANTONI RUTKOWSKICredential: MD
Location Address263 FARMINGTON AVE, DEPT OF ANESTHSIOLOGY MC 2015Farmington, CT 06032
Mailing Address99 East River Dr.East Hartford, CT 06108-7301 · (860) 282-4133 · Fax (860) 289-0742
Phone(860) 679-3600
Fax(860) 289-0742
Sole ProprietorNo
Enumeration DateApril 24, 2009
Last NPPES UpdateAugust 23, 2023
NPPES CertifiedAugust 23, 2023
✔ NPI 1174767883 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CT · 48194
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedAnesthesiology · Pediatric AnesthesiologyTaxonomy 207LP3000X · License 48194 (CT)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
263 FARMINGTON AVE, Farmington, CT 06032
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Secondary Practice Location 1

Location 1282 Washington StHartford, CT 06106-3322 · Phone (860) 545-9520

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Gregory Antoni Rutkowski Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Gregory Rutkowski reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Connecticut Children's Specialty Group, Inc.
5.8 mi
Pediatrics
282 WASHINGTON ST
Hartford, CT 06106
  • Reassigned Medicare billing, Connecticut enrollment
  • 601 clinicians in this Medicare group
NPI 1669448882 (860) 545-9000
Integrated Anesthesia Associates LLC
36 mi
Anesthesiology
2 CORPORATE DRIVE 9TH FLOOR, SUITE 955
Shelton, CT 06484
  • Reassigned Medicare billing, Connecticut enrollment
  • 727 clinicians in this Medicare group
NPI 1881636397 (203) 929-7353

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

COREY RYAN DWYER
Orthopaedic Surgery (Sports Medicine)
263 FARMINGTON AVE
FARMINGTON, CT 06032
Capitol Planning Region (860) 679-6600
DR. DAVID K. BOWERS MD
Internal Medicine
263 FARMINGTON AVE
FARMINGTON, CT 06032
Capitol Planning Region (860) 679-4477
DR. GRETHEL MILLINGTON DMD
Dentist (Prosthodontics)
263 FARMINGTON AVE, DEPARTMENT OF PROSTHODONTICS
FARMINGTON, CT 06032
Capitol Planning Region (869) 679-7600
DR. ADAM HOWARD FISCHLER M.D.
Anesthesiology
263 FARMINGTON AVE
FARMINGTON, CT 06032
Capitol Planning Region (860) 679-2000
DR. MARLA J CAMPBELL PHARMD
Pharmacist (Pharmacotherapy)
263 FARMINGTON AVE, DOWLING SOUTH, SUITE 200
FARMINGTON, CT 06032
Capitol Planning Region (860) 679-2041
KAREEM DOUGLAS
Student in an Organized Health Care Education/Training Program
263 FARMINGTON AVE
FARMINGTON, CT 06032
Capitol Planning Region (860) 679-2000
DIANNE M MURPHY CRNA
Nurse Anesthetist, Certified Registered
263 FARMINGTON AVE
FARMINGTON, CT 06032
Capitol Planning Region (860) 679-2000
DAVID M OZIMEK MD
Internal Medicine
263 FARMINGTON AVE
FARMINGTON, CT 06032
Capitol Planning Region (860) 679-4477

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Rutkowski's NPI number?

The NPI number for Gregory Rutkowski is 1174767883. It was assigned to this individual provider in the NPPES registry on April 24, 2009.

Where is Gregory Rutkowski located?

Gregory Rutkowski practices at 263 Farmington Ave Dept Of Anesthsiology Mc 2015, Farmington, CT 06032. The listed phone number is (860) 679-3600.

What is Gregory Rutkowski's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Gregory Rutkowski enrolled in Medicare?

Yes. Gregory Rutkowski is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Gregory Rutkowski's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Rutkowski reassigns Medicare benefits to 2 organizations: Connecticut Children's Specialty Group, Inc. (Hartford, CT) and Integrated Anesthesia Associates LLC (Shelton, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Gregory Rutkowski's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Rutkowski accept?

Health plans from Anthem Blue Cross and Blue Shield list Gregory Rutkowski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Gregory Rutkowski was last updated on August 23, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.