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JONATHAN CHANG
NPI 1861924755
Colon & Rectal Surgery in Bloomfield, CT

Active since March 30, 2017PECOS EnrolledAccepts Medicare Assignment
6 NORTHWESTERN DR STE 305, BLOOMFIELD, CT 06002(860) 242-8591(860) 242-2511 Get Directions Write a Review

NPPES record last updated: August 5, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 5, 2025, May 8, 2025, Mar 30, 2017 (3 updates tracked since 2017).

About Jonathan Chang NPPES

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

JONATHAN CHANG (NPI 1861924755) is an individual colon & rectal surgery provider in Bloomfield, Connecticut, licensed in Connecticut (80291) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, maintains a secondary practice location in South Windsor, and is a graduate of Tufts University School Of Medicine (2017).

NPPES Registry Identity

NPI1861924755
Entity TypeIndividualMale
Primary Taxonomy208C00000X
Provider Legal NameJONATHAN CHANG
Location Address6 NORTHWESTERN DR STE 305Bloomfield, CT 06002-3428
Mailing Address263 Farmington AveFarmington, CT 06030-1921
Phone(860) 242-8591
Fax(860) 242-2511
Sole ProprietorNo
Medical School CMSTufts University School Of MedicineGraduated 2017
Enumeration DateMarch 30, 2017
Last NPPES UpdateAugust 5, 20253 updates tracked since enumeration
NPPES CertifiedAugust 5, 2025
✔ NPI 1861924755 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyColon & Rectal SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208C00000X
License✔ Licensed in CT · 80291
Definition
A colon and rectal surgeon is trained to diagnose and treat various diseases of the intestinal tract, colon, rectum, anal canal and perianal area by medical and surgical means. This specialist also deals with other organs and tissues (such as the liver, urinary and female reproductive system) involved with primary intestinal disease.
6 NORTHWESTERN DR STE 305, Bloomfield, CT 06002
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Secondary Practice Location 1

Location 12400 Tamarack Ave Ste 200South Windsor, CT 06074-5559 · Phone (860) 242-8591 · Fax (860) 242-2511

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Jonathan Chang 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 ID345511739
PECOS Enrollment IDI20250724003895
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06002 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
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
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 7

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

VANESSA MARIE BARATTA M.D.
Colon & Rectal Surgery
6 NORTHWESTERN DR STE 305
BLOOMFIELD, CT 06002
Capitol Planning Region (860) 242-8591
DR. ERICA HOPE LAMBERT M.D.
Urology
6 NORTHWESTERN DR STE 305
BLOOMFIELD, CT 06002
Capitol Planning Region (959) 895-9853
DR. ANDREW C RAISSIS M.D.
Colon & Rectal Surgery
6 NORTHWESTERN DR STE 305
BLOOMFIELD, CT 06002
Capitol Planning Region (860) 242-8591
MEGHAN DOLAN PA-C
Physician Assistant (Surgical)
6 NORTHWESTERN DR STE 305
BLOOMFIELD, CT 06002
Capitol Planning Region (860) 242-8591
DR. AMANDA STEVENSON AYERS M.D.
Colon & Rectal Surgery
6 NORTHWESTERN DR STE 305
BLOOMFIELD, CT 06002
Capitol Planning Region (860) 242-8591
ROBIN C TEDESCO PA-C
Physician Assistant (Surgical)
6 NORTHWESTERN DR STE 305
BLOOMFIELD, CT 06002
Capitol Planning Region (860) 242-8591
ELCG MEDICAL LLC
Urology
6 NORTHWESTERN DR STE 305
BLOOMFIELD, CT 06002
Capitol Planning Region (917) 837-9215

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 Jonathan Chang's NPI number?

The NPI number for Jonathan Chang is 1861924755. It was assigned to this individual provider in the NPPES registry on March 30, 2017.

Where is Jonathan Chang located?

Jonathan Chang practices at 6 Northwestern Dr Ste 305, Bloomfield, CT 06002. The listed phone number is (860) 242-8591.

What is Jonathan Chang's specialty?

The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.

Is Jonathan Chang enrolled in Medicare?

Yes. Jonathan Chang 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.

When was this NPI record last updated?

The NPPES record for Jonathan Chang was last updated on August 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.