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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SUBIN G CHIRAYATH DO
NPI 1518525336
Internal Medicine - Gastroenterology in Norwalk, CT

Active since June 05, 2019PECOS Enrolled
34 MAPLE ST, NORWALK, CT 06850(203) 852-2000 Get Directions Write a Review

NPPES record last updated: July 14, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 14, 2026, Jun 11, 2019, Jun 5, 2019 (3 updates tracked since 2019).

About Subin G Chirayath Do NPPES

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

SUBIN G CHIRAYATH DO (NPI 1518525336) is an individual gastroenterology provider in Norwalk, Connecticut, licensed in Connecticut (86032) and active in the NPI registry since June 2019. He is enrolled in Medicare PECOS, is affiliated with Umass Memorial Medical Center/university Campus, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1518525336
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameSUBIN G CHIRAYATHCredential: DO
Location Address34 MAPLE STNorwalk, CT 06850-3815
Mailing Address34 Maple StNorwalk, CT 06850-3815 · (203) 852-2000
Phone(203) 852-2000
Sole ProprietorNo
Medical School CMSNew York College Of Osteo Medicine Of New York Institute Of TechnologyGraduated 2019
Enumeration DateJune 5, 2019
Last NPPES UpdateJuly 14, 20263 updates tracked since enumeration
NPPES CertifiedJuly 14, 2026
✔ NPI 1518525336 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CT · 86032
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.
34 MAPLE ST, Norwalk, CT 06850
Open in Google Maps ↗

Secondary Practice Locations 4

Location 155 Lake Ave NWorcester, MA 01655-0002 · Phone (508) 334-3068
Location 228 Newton StSouthborough, MA 01772-1215 · Phone (508) 334-3068
Location 321 Eastern AveWorcester, MA 01605-3094 · Phone (508) 334-8419
Location 424 Hospital AveDanbury, CT 06810-6099 · Phone (203) 739-7000

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Subin G Chirayath Do 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 ID6709300981
PECOS Enrollment IDI20250618002438
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.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Umass Memorial Medical Center/University Campus

Acute Care Hospitals · Worcester, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220163
Location55 Lake Avenue NorthWorcester, MA 01655 · Worcester County
Emergency services Birthing friendly

St Luke's Hospital Bethlehem

Acute Care Hospitals · Bethlehem, PA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number390049
Location801 Ostrum StreetBethlehem, PA 18015 · Northampton County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06850 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.

DLEAH VAIYASHA EPPS PA-C
Physician Assistant (Surgical)
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (203) 852-2000
DR. TIMOTHY DANIEL SHUB MD
Emergency Medicine
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (203) 852-2000
KELLY NELSON
Registered Nurse
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (203) 852-2501
MADISON DUVAL HOBBS PA
Physician Assistant (Medical)
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (203) 852-2000
JILL BIANCA WATRAS M.D.
Surgery (Trauma Surgery)
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (703) 867-6793
SIMA EL-AYOUB
Physician Assistant (Surgical)
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (203) 852-2188
DR. CHRISTOPHER TYLER BATISTA PHARMD
Pharmacist
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (203) 852-2684
MRS. NAUREEN KHAN M.D
Student in an Organized Health Care Education/Training Program
34 MAPLE ST
NORWALK, CT 06850
Western Connecticut Planning Region (203) 852-2303

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 Subin Chirayath's NPI number?

The NPI number for Subin Chirayath is 1518525336. It was assigned to this individual provider in the NPPES registry on June 5, 2019.

Where is Subin Chirayath located?

Subin Chirayath practices at 34 Maple St, Norwalk, CT 06850. The listed phone number is (203) 852-2000.

What is Subin Chirayath's specialty?

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

Is Subin Chirayath enrolled in Medicare?

Yes. Subin Chirayath 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.

What insurance does Subin Chirayath accept?

Health plans from Anthem Blue Cross and Blue Shield list Subin Chirayath 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.

Is Subin Chirayath affiliated with any hospitals?

According to CMS data, Subin Chirayath is affiliated with Umass Memorial Medical Center/University Campus and St Luke's Hospital Bethlehem.

When was this NPI record last updated?

The NPPES record for Subin Chirayath was last updated on July 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.