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LEO CONTOIS MD
NPI 1295785905
Anesthesiology in Farmington, CT

Active since May 11, 2006PECOS EnrolledAccepts Medicare Assignment
263 FARMINGTON AVE, FARMINGTON, CT 06032(860) 679-2000 Get Directions Write a Review

NPPES record last updated: September 23, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Leo Contois Md NPPES

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

LEO CONTOIS MD (NPI 1295785905) is an individual anesthesiology provider in Farmington, Connecticut, licensed in Connecticut (031191) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Hartford, and is a graduate of University Of Missouri, Kansas City, School Of Medicine (1986).

NPPES Registry Identity

NPI1295785905
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameLEO CONTOISCredential: MD
Location Address263 FARMINGTON AVEFarmington, CT 06032-1956
Mailing Address99 E River Dr Fl 5East Hartford, CT 06108-7301 · (860) 282-4104 · Fax (860) 714-8110
Phone(860) 679-2000
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Kansas City, School Of MedicineGraduated 1986
Enumeration DateMay 11, 2006
Last NPPES UpdateSeptember 23, 2024
NPPES CertifiedSeptember 23, 2024
✔ NPI 1295785905 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in CT · 031191
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.
263 FARMINGTON AVE, Farmington, CT 06032
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Secondary Practice Location 1

Location 1114 Woodland StHartford, CT 06105-1208 · Phone (860) 714-6654 · Fax (860) 714-8110

Other Identifiers 1

Medicaid001311919CT

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Leo Contois Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1052314218
PECOS Enrollment IDI20110420000000
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 Leo Contois reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Woodland Anesthesia Associates PC
5.7 mi
Anesthesiology
114 WOODLAND ST
Hartford, CT 06105
  • Reassigned Medicare billing, Connecticut enrollment
  • 302 clinicians in this Medicare group
NPI 1437109824 (860) 714-6654
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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for other closed procedure on chest 00520
Anesthesia for a closed chest procedure involves the use of medications to block sensation, ensuring you don't feel pain during the procedure. It can be general (you're asleep) or regional (part of your body is numbed). This helps maintain comfort and safety.
62 services59 patients
Insertion of artery tube for blood sampling or infusion through skin 36620
This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.
11 services11 patients

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 Leo Contois's NPI number?

The NPI number for Leo Contois is 1295785905. It was assigned to this individual provider in the NPPES registry on May 11, 2006.

Where is Leo Contois located?

Leo Contois practices at 263 Farmington Ave, Farmington, CT 06032. The listed phone number is (860) 679-2000.

What is Leo Contois's specialty?

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

Is Leo Contois enrolled in Medicare?

Yes. Leo Contois is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Leo Contois's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Leo Contois reassigns Medicare benefits to 2 organizations: Woodland Anesthesia Associates PC (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 Leo Contois's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Leo Contois was last updated on September 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.