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JING MARRERO
NPI 1568968261
Pediatrics - Pediatric Gastroenterology in Hartford, CT

Active since April 02, 2018PECOS Enrolled
282 WASHINGTON ST, HARTFORD, CT 06106(860) 545-9000 Get Directions Write a Review

NPPES record last updated: September 26, 2024. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Jing Marrero NPPES

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

JING MARRERO (NPI 1568968261) is an individual pediatric gastroenterology provider in Hartford, Connecticut, licensed in Connecticut (68064) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1568968261
Entity TypeIndividualFemale
Primary Taxonomy2080P0206X
Provider Legal NameJING MARRERO
Location Address282 WASHINGTON STHartford, CT 06106-3322
Mailing Address263 Farmington AveFarmington, CT 06030-0001 · (860) 679-2147
Phone(860) 545-9000
Sole ProprietorNo
Enumeration DateApril 2, 2018
Last NPPES UpdateSeptember 26, 2024
NPPES CertifiedSeptember 26, 2024
✔ NPI 1568968261 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPediatrics · Pediatric GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0206X
License✔ Licensed in CT · 68064
Definition
A pediatrician who specializes in the diagnosis and treatment of diseases of the digestive systems of infants, children and adolescents. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using lighted scopes to see internal organs.
Also ListedPediatricsTaxonomy 208000000X · License 68064 (CT)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
282 WASHINGTON ST, Hartford, CT 06106
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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)

Jing Marrero 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 Reassignment

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

Connecticut Children's Specialty Group, Inc.
Same address
Pediatrics
282 WASHINGTON ST
Hartford, CT 06106
  • Reassigned Medicare billing, Connecticut enrollment
  • 601 clinicians in this Medicare group
NPI 1669448882 (860) 545-9000

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 06106 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.

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.

DR. IRFAN AHMED WARSY MBBS
Pediatrics (Pediatric Cardiology)
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 545-9147
RYAN CIARLO MD
Pediatrics
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 837-5560
EUNICE HA-YOUNG KIM
Student in an Organized Health Care Education/Training Program
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 545-8340
JAMES HAGADORN MD
Pediatrics (Neonatal-Perinatal Medicine)
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 545-8950
CRAIG SCHRAMM MD
Pediatrics (Pediatric Pulmonology)
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 545-9440
NICOLE LYNN BOONE PA
Physician Assistant (Surgical)
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 545-9000
SRAVYA GOURISHETTI
Student in an Organized Health Care Education/Training Program
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 545-9000
SARAH FULLER MD
Emergency Medicine
282 WASHINGTON ST
HARTFORD, CT 06106
Capitol Planning Region (860) 545-9000

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 Jing Marrero's NPI number?

The NPI number for Jing Marrero is 1568968261. It was assigned to this individual provider in the NPPES registry on April 2, 2018.

Where is Jing Marrero located?

Jing Marrero practices at 282 Washington St, Hartford, CT 06106. The listed phone number is (860) 545-9000.

What is Jing Marrero's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Gastroenterology, with taxonomy code 2080P0206X.

Is Jing Marrero enrolled in Medicare?

Yes. Jing Marrero is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Jing Marrero's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jing Marrero reassigns Medicare benefits to Connecticut Children's Specialty Group, Inc. (Hartford, 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 Jing Marrero's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jing Marrero accept?

Health plans from Anthem Blue Cross and Blue Shield list Jing Marrero 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 Jing Marrero was last updated on September 26, 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.