Subin Chirayath, DO
NPI 1518525336 · Gastroenterology Physician · Worcester, MA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Subin Chirayath, DO is a Gastroenterology Physician provider in Worcester, MA (NPI 1518525336).
Provider details
- NPI number
- 1518525336
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 1021234 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 78 | 29 |
| Pantoprazole Sodium | 52 | 17 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 22 | 22 |
| Spironolactone | 21 | — |
| Famotidine | 14 | — |
| Linaclotidebrand: Linzess | 12 | — |
| Esomeprazole Magnesium | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$169 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 28 Newton StSouthborough, MA 01772-1215Phone: (508) 334-3068
- 55 Lake Ave NWorcester, MA 01655-0002Phone: (508) 334-3068
- 21 Eastern AveWorcester, MA 01605-3094Phone: (508) 334-8419
Registry dates
- Enumerated
- 2019-06-05
- Last updated
- 2025-04-22
- Certified
- 2025-04-22
Frequently asked questions
- What is Subin Chirayath's NPI number?
- Subin Chirayath's National Provider Identifier (NPI) is 1518525336, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Subin Chirayath's specialty?
- Subin Chirayath is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Subin Chirayath located?
- Subin Chirayath's practice location on file with NPPES is 119 Belmont St, Worcester, MA 01605-2903.
- What is Subin Chirayath's phone number?
- The practice phone number listed in the NPPES registry for Subin Chirayath is (508) 334-3068.
- Does Subin Chirayath accept Medicare?
- Subin Chirayath is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Subin Chirayath's NPI active?
- Yes — Subin Chirayath's NPI (1518525336) is active in the NPPES registry as of the last update on 2025-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.