1. Home
  2. Directory
  3. Rhode Island
  4. East Greenwich
  5. Internal Medicine
  6. NPI Profile

RYAN S ALLEN DO LLC
NPI 1114570884
Internal Medicine in East Greenwich, RI

Active since July 22, 2019
2358 S COUNTY TRL, EAST GREENWICH, RI 02818(401) 886-6000(401) 886-6002 Get Directions Write a Review

NPPES record last updated: September 10, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 10, 2019, Jul 22, 2019 (2 updates tracked since 2019).

About Ryan S Allen Do Llc NPPES

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

RYAN S ALLEN DO LLC (NPI 1114570884) is a healthcare organization registered as an internal medicine in East Greenwich, Rhode Island and active in the NPI registry since July 2019. The organization lists Ryan S Allen, President, as its authorized official.

NPPES Registry Identity

NPI1114570884
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameRYAN S ALLEN DO LLC
Location Address2358 S COUNTY TRLEast Greenwich, RI 02818-1583
Mailing Address2358 S County TrlEast Greenwich, RI 02818-1583 · (401) 886-6000 · Fax (401) 886-6002
Phone(401) 886-6000
Fax(401) 886-6002
Organization SubpartNo
Authorized OfficialRyan S AllenPresident · (518) 796-6470
Enumeration DateJuly 22, 2019
Last NPPES UpdateSeptember 10, 20192 updates tracked since enumeration
✔ NPI 1114570884 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2358 S COUNTY TRL, East Greenwich, RI 02818
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ryan S Allen Do Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Ryan S Allen Do LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Ryan Allen, DO
Internal Medicine
NPI 1790171346
455 TOLL GATE RD
Warwick, RI 02886
(401) 737-7000
✔ PECOS✔ Accepts Medicare5.2 mi

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

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 Ryan S Allen Do LLC's NPI number?

The NPI number for Ryan S Allen Do LLC is 1114570884. It was assigned to this organization in the NPPES registry on July 22, 2019.

Where is Ryan S Allen Do LLC located?

Ryan S Allen Do LLC is located at 2358 S County Trl, East Greenwich, RI 02818. The listed phone number is (401) 886-6000.

What is Ryan S Allen Do LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Ryan S Allen Do LLC enrolled in Medicare?

Yes. Ryan S Allen Do LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Ryan S Allen Do LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Ryan S Allen Do LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Ryan S Allen Do LLC was last updated on September 10, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.