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DR. SUNAINA DIAS DO
NPI 1043831795
Internal Medicine - Hospice and Palliative Medicine in Norwalk, CT

Active since May 05, 2020PECOS EnrolledAccepts Medicare Assignment
34 MAPLE ST, NORWALK, CT 06850(203) 852-2000 Get Directions Write a Review

NPPES record last updated: September 19, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 19, 2025, Sep 1, 2023, May 5, 2020 (3 updates tracked since 2020).

About Dr. Sunaina Dias Do NPPES

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

DR. SUNAINA DIAS DO (NPI 1043831795) is an individual hospice and palliative medicine provider in Norwalk, Connecticut, licensed in Connecticut (82843) and active in the NPI registry since May 2020. She is enrolled in Medicare PECOS and is a graduate of Lake Erie College Of Osteopathic Medicine, Erie (2020).

NPPES Registry Identity

NPI1043831795
Entity TypeIndividualFemale
Primary Taxonomy207RH0002X
Provider Legal NameDR. SUNAINA DIASCredential: DO
Location Address34 MAPLE STNorwalk, CT 06850-3894
Mailing Address34 Maple StNorwalk, CT 06850-3894
Phone(203) 852-2000
Sole ProprietorNo
Medical School CMSLake Erie College Of Osteopathic Medicine, ErieGraduated 2020
Enumeration DateMay 5, 2020
Last NPPES UpdateSeptember 19, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 19, 2025
✔ NPI 1043831795 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RH0002X
License✔ Licensed in CT · 82843
Definition
An internal medicine physician with special knowledge and skills to prevent and relieve the suffering experienced by patients with life-limiting illnesses. This specialist works with an interdisciplinary hospice or palliative care team to maximize quality of life while addressing physical, psychological, social and spiritual needs of both patient and family throughout the course of the disease, through the dying process, and beyond for the family. This specialist has expertise in the assessment of patients with advanced disease; the relief of distressing symptoms; the coordination of interdisciplinary patient and family-centered care in diverse venues; the use of specialized care systems including hospice; the management of the imminently dying patient; and legal and ethical decision making in end-of-life care.
34 MAPLE ST, Norwalk, CT 06850
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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

Dr. Sunaina Dias 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 ID1052767373
PECOS Enrollment IDI20251106000887
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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
55 services30 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
15 services13 patients

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 Sunaina Dias's NPI number?

The NPI number for Sunaina Dias is 1043831795. It was assigned to this individual provider in the NPPES registry on May 5, 2020.

Where is Sunaina Dias located?

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

What is Sunaina Dias's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hospice and Palliative Medicine, with taxonomy code 207RH0002X.

Is Sunaina Dias enrolled in Medicare?

Yes. Sunaina Dias 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 Sunaina Dias was last updated on September 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.