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DR. GREGORY GERARD DECANDIA MD
NPI 1003890641
Family Medicine in Southbury, CT

Active since December 06, 2005PECOS EnrolledAccepts Medicare Assignment
1461 SOUTH BRITAIN ROAD, SOUTHBURY, CT 06488(203) 586-2000 Get Directions Write a Review

NPPES record last updated: March 27, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Gregory Gerard Decandia Md NPPES

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

DR. GREGORY GERARD DECANDIA MD (NPI 1003890641) is an individual family medicine provider in Southbury, Connecticut, licensed in Connecticut (029717) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS and is a graduate of University Of Vermont College Of Medicine (1986).

NPPES Registry Identity

NPI1003890641
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. GREGORY GERARD DECANDIACredential: MD
Location Address1461 SOUTH BRITAIN ROADSouthbury, CT 06488-0901
Mailing Address1461 South Britain Road/ P.o. Box 872Southbury, CT 06488-0901 · (203) 586-2000
Phone(203) 586-2000
Sole ProprietorNo
Medical School CMSUniversity Of Vermont College Of MedicineGraduated 1986
Enumeration DateDecember 6, 2005
Last NPPES UpdateMarch 27, 2014
✔ NPI 1003890641 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in CT · 029717✔ Licensed in MA · 76773
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1461 SOUTH BRITAIN ROAD, Southbury, CT 06488
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Other Identifiers 4

Medicare UPINF45995
Medicare ID-Type UnspecifiedJ13733
Medicare UPINF45995MA
Medicaid3128075MA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Taro Health.Insurance ›

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

Dr. Gregory Gerard Decandia 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 ID6507853405
PECOS Enrollment IDI20150128001291
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 Reassignment

Medicare enrollment records show Gregory Decandia reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

State Of Connecticut
0.5 mi
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN RD.
Southbury, CT 06488
  • Reassigned Medicare billing, Connecticut enrollment
  • Also billed through NPI 1720013360 (Connecticut)
  • 10 clinicians in this Medicare group
NPI 1467582072 (203) 586-2000

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 4

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.

Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306
An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.
83 services70 patients
Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306
An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.
35 services34 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
14 services14 patients
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 99305
An initial nursing facility visit per day is a service where a healthcare professional spends about 35 minutes assessing a patient's health status. This includes reviewing medical history, conducting a physical exam, and developing a care plan based on the patient's needs.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06488 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035
Other-Enteral and Parenteral · category OB006N
2 suppliers18 claims554 services$3.97 avg. paid by Medicare
Enteral formula, nutritionally complete with intact nutrients, includes proteins, fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4150
Other-Enteral and Parenteral · category OB006N
2 suppliers16 claims7,032 services$0.31 avg. paid by Medicare
Enteral nutrition infusion pump, any type B9002
Other-Enteral and Parenteral · category OB005N
2 suppliers16 claims16 services$50.99 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 9

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

STATE OF CT. - OFFICE OF THE COMPTROLLER
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN ROAD
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2000
STATE OF CONNECTICUT
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN ROAD
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2000
STATE OF CT. - OFFICE OF THE COMPTROLLER
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN ROAD
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2000
MR. THOMAS L WINN PA-C
Physician Assistant (Medical)
1461 SOUTH BRITAIN ROAD, SOUTHBURY TRAINING SCHOOL
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2203
STATE OF CT. - OFFICE OF THE COMPTROLLER
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN ROAD, SOUTHBURY TRAINING SCHOOL
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2000
STATE OF CT. - OFFICE OF THE COMPTROLLER
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN ROAD
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2000
STATE OF CT. - OFFICE OF THE COMPTROLLER
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN ROAD
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2000
STATE OF CT. - OFFICE OF THE COMPTROLLER
Intermediate Care Facility, Intellectual Disabilities
1461 SOUTH BRITAIN ROAD
SOUTHBURY, CT 06488
Naugatuck Valley Planning Region (203) 586-2000

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 Decandia's NPI number?

The NPI number for Gregory Decandia is 1003890641. It was assigned to this individual provider in the NPPES registry on December 6, 2005.

Where is Gregory Decandia located?

Gregory Decandia practices at 1461 South Britain Road, Southbury, CT 06488. The listed phone number is (203) 586-2000.

What is Gregory Decandia's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Gregory Decandia enrolled in Medicare?

Yes. Gregory Decandia 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 organization bills Medicare for Gregory Decandia's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gregory Decandia reassigns Medicare benefits to State Of Connecticut (Southbury, CT). The 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 Decandia's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Gregory Decandia accept?

Health plans from Taro Health list Gregory Decandia 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 Decandia was last updated on March 27, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.