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DR. DIANA MARIA VILLANUEVA DONMEZ MD
NPI 1801356332
Internal Medicine - Infectious Disease in Warwick, RI

Active since March 21, 2019PECOS EnrolledAccepts Medicare Assignment
455 TOLL GATE RD, ASP BLDG SUITE PEACH, WARWICK, RI 02886(401) 681-2858(401) 921-6943 Get Directions Write a Review

NPPES record last updated: May 13, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 13, 2025, Mar 28, 2025, May 18, 2022 and 1 more (4 updates tracked since 2019).

About Dr. Diana Maria Villanueva Donmez Md NPPES

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

DR. DIANA MARIA VILLANUEVA DONMEZ MD (NPI 1801356332) is an individual infectious disease provider in Warwick, Rhode Island, licensed in Rhode Island (MD20098) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Kent County Memorial Hospital, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1801356332
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameDR. DIANA MARIA VILLANUEVA DONMEZCredential: MD
Location Address455 TOLL GATE RD, ASP BLDG SUITE PEACHWarwick, RI 02886-2759
Mailing Address455 Toll Gate Road, Prc And CredentialingProvidence, RI 02904-2602 · (401) 273-0641 · Fax (401) 273-2919
Phone(401) 681-2858
Fax(401) 921-6943
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateMarch 21, 2019
Last NPPES UpdateMay 13, 20254 updates tracked since enumeration
NPPES CertifiedMay 6, 2025
✔ NPI 1801356332 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in RI · MD20098
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD20098 (RI)
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
455 TOLL GATE RD, Warwick, RI 02886
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Other Names 1

Professional Name (2)Diana M Villanueva Diana Villanueva, Md

Secondary Practice Locations 4

Location 1180 Corliss Street, 3rd floorProvidence, RI 02903-4923 · Phone (401) 793-2928
Location 2101 Dudley StProvidence, RI 02905-2401 · Phone (401) 453-7950 · Fax (401) 453-7658
Location 3100 Dudley StProvidence, RI 02905-3233 · Phone (401) 453-7950 · Fax (401) 453-7748
Location 4455 Toll Gate RdWarwick, RI 02886-2759 · Phone (401) 737-7010 · Fax (401) 736-4546

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include WellSense Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Diana Maria Villanueva Donmez Md 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 ID7012395239
PECOS Enrollment IDI20250611000258
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 Diana Villanueva Donmez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Affinity Physicians LLC.
Same address
Internal Medicine
455 TOLL GATE RD
Warwick, RI 02886
  • Reassigned Medicare billing, Rhode Island enrollment
  • 984 clinicians in this Medicare group
NPI 1184944662 (401) 737-7010

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

Hospital Affiliations CMS Care Compare 2

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

Kent County Memorial Hospital

Acute Care Hospitals · Warwick, RI
3/5 CMS rating
OwnershipProprietary
CMS Certification Number410009
Location455 Toll Gate RdWarwick, RI 02886 · Kent County
Emergency services Birthing friendly

Women & Infants Hospital Of Rhode Island

Acute Care Hospitals · Providence, RI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number410010
Location101 Dudley StreetProvidence, RI 02905 · Providence County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02886 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
$134.17 typical visit price
range $58.57 – $177.03
Typical copayment $33.54 (range $14.64 – $44.25)
Most-billed visit code 99204
Established Patient
$103.10 typical visit price
range $18.92 – $144.38
Typical copayment $25.77 (range $4.73 – $36.09)
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. STERLING LEAF MALISH M.D.
Internal Medicine
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 737-7000
MRS. JENNIFER JENNINGS NP
Nurse Practitioner (Adult Health)
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 737-7010
SABRINA O'DONNELL FNP-BC
Nurse Practitioner (Family)
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 737-7000
CHRISTOPHER BAZE DO
Emergency Medicine
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 737-7010
KELLY SANCHEZ MD
Family Medicine
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 737-7010
KENNETH ROBERT LARSEN D.O
Emergency Medicine
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 736-4289
JOHN A GELZHISER M.D.
Internal Medicine
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 737-7000
RICHARD J PEDRO D.O.
Anesthesiology
455 TOLL GATE RD
WARWICK, RI 02886
Kent County (401) 737-7010

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 Diana Villanueva Donmez's NPI number?

The NPI number for Diana Villanueva Donmez is 1801356332. It was assigned to this individual provider in the NPPES registry on March 21, 2019. The provider is also known as Diana M Villanueva Diana Villanueva, MD.

Where is Diana Villanueva Donmez located?

Diana Villanueva Donmez practices at 455 Toll Gate Rd Asp Bldg Suite Peach, Warwick, RI 02886. The listed phone number is (401) 681-2858.

What is Diana Villanueva Donmez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Diana Villanueva Donmez enrolled in Medicare?

Yes. Diana Villanueva Donmez 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.

Which organization bills Medicare for Diana Villanueva Donmez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Diana Villanueva Donmez reassigns Medicare benefits to Affinity Physicians LLC. (Warwick, RI). 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 Diana Villanueva Donmez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Diana Villanueva Donmez accept?

Health plans from WellSense Health Plan list Diana Villanueva Donmez 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 Diana Villanueva Donmez affiliated with any hospitals?

According to CMS data, Diana Villanueva Donmez is affiliated with Kent County Memorial Hospital and Women & Infants Hospital Of Rhode Island.

When was this NPI record last updated?

The NPPES record for Diana Villanueva Donmez was last updated on May 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.