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GYANPRAKASH A KETWAROO M.D.
NPI 1083819635
Internal Medicine - Gastroenterology in West Haven, CT

Active since June 15, 2007PECOS EnrolledAccepts Medicare Assignment
73.56/100
CMS Quality Rating
950 CAMPBELL AVE, WEST HAVEN, CT 06516(203) 932-5711 Get Directions Write a Review

NPPES record last updated: August 22, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 22, 2023, Mar 4, 2016 (2 updates tracked since 2016).

About Gyanprakash A Ketwaroo M.d. NPPES

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

GYANPRAKASH A KETWAROO M.D. (NPI 1083819635) is an individual gastroenterology provider in West Haven, Connecticut, licensed in Connecticut (72223) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (2007).

NPPES Registry Identity

NPI1083819635
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameGYANPRAKASH A KETWAROOCredential: M.D.
Location Address950 CAMPBELL AVEWest Haven, CT 06516-2770
Mailing Address2002 Holcombe BlvdHouston, TX 77030-4211 · (713) 791-1414 · Fax (713) 794-7472
Phone(203) 932-5711
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 2007
Enumeration DateJune 15, 2007
Last NPPES UpdateAugust 22, 20232 updates tracked since enumeration
NPPES CertifiedAugust 22, 2023
✔ NPI 1083819635 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CT · 72223
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 72223 (CT)
950 CAMPBELL AVE, West Haven, CT 06516
Open in Google Maps ↗

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

Gyanprakash A Ketwaroo M.d. 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 ID4385887223
PECOS Enrollment IDI20221102002442
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 Gyanprakash Ketwaroo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Yale University
1.9 mi
Advanced Practice Midwife
100 CHURCH ST S STE 200, YALE SCHOOL OF NURSING
New Haven, CT 06519
  • Reassigned Medicare billing, Connecticut enrollment
  • 3,728 clinicians in this Medicare group
NPI 1124148887 (203) 737-5432

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06516 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

73.56/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality75.84
Promoting Interoperability74
Improvement Activities40
Cost51.43

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.

LESLIE LIN PHARMD
Pharmacist (Ambulatory Care)
950 CAMPBELL AVE, PHARMACY SERVICE (119)
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
NICHOLAS ANDREW VISSICCHIO PH.D.
Psychologist (Clinical)
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
DEVON MACKAY LMSW
Social Worker (Clinical)
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MR. JAMES MICHAEL ALEKSUNES
Counselor
950 CAMPBELL AVE, MS 122V
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MRS. TRACEY PASCARELLA RD
Dietitian, Registered
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
DR. ANTHONY JAMES LISI D.C.
Chiropractor
950 CAMPBELL AVE, BUILDING 2, FLOOR 4
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MS. EVANGELINE BENOIT
Nurse Anesthetist, Certified Registered
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (203) 932-5711
MS. MELISSA ANN SIMONE LCSW
Social Worker (Clinical)
950 CAMPBELL AVE
WEST HAVEN, CT 06516
South Central Connecticut Planning Region (860) 694-4875

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 Gyanprakash Ketwaroo's NPI number?

The NPI number for Gyanprakash Ketwaroo is 1083819635. It was assigned to this individual provider in the NPPES registry on June 15, 2007.

Where is Gyanprakash Ketwaroo located?

Gyanprakash Ketwaroo practices at 950 Campbell Ave, West Haven, CT 06516. The listed phone number is (203) 932-5711.

What is Gyanprakash Ketwaroo's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Gyanprakash Ketwaroo enrolled in Medicare?

Yes. Gyanprakash Ketwaroo 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 Gyanprakash Ketwaroo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gyanprakash Ketwaroo reassigns Medicare benefits to Yale University (New Haven, 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 Gyanprakash Ketwaroo'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 Gyanprakash Ketwaroo was last updated on August 22, 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.