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EASTERN CONNECTICUT HEMATOLOGY & ONCOLOGY ASSOCIATES PC
NPI 1972604338
Internal Medicine - Hematology & Oncology in Norwich, CT

Active since September 26, 2006CLIA 07D0095592 · Certificate of Compliance
330 WASHINGTON ST STE 220, NORWICH, CT 06360(860) 886-8362(860) 886-9262 Get Directions Write a Review

NPPES record last updated: July 10, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 10, 2024, Oct 18, 2022, Oct 12, 2022 and 2 more (5 updates tracked since 2022).

About Eastern Connecticut Hematology & Oncology Associates Pc NPPES

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

EASTERN CONNECTICUT HEMATOLOGY & ONCOLOGY ASSOCIATES PC (NPI 1972604338) is a healthcare organization registered as a hematology & oncology in Norwich, Connecticut and active in the NPI registry since September 2006. The organization holds a CLIA Certificate of Compliance certificate valid through April 22, 2028 and lists Dana Dowdell, Chief Operating Officer, as its authorized official.

NPPES Registry Identity

NPI1972604338
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameEASTERN CONNECTICUT HEMATOLOGY & ONCOLOGY ASSOCIATES PC
Location Address330 WASHINGTON ST STE 220Norwich, CT 06360-2700
Mailing Address330 Washington St Ste 220Norwich, CT 06360-2700 · (860) 886-8362 · Fax (860) 886-9262
Phone(860) 886-8362
Fax(860) 886-9262
Organization SubpartNo
Authorized OfficialDana DowdellChief Operating Officer · (860) 886-8362
Enumeration DateSeptember 26, 2006
Last NPPES UpdateJuly 10, 20245 updates tracked since enumeration
NPPES CertifiedJuly 10, 2024
✔ NPI 1972604338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X
Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X
Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X
Also ListedNurse PractitionerTaxonomy 363L00000X
330 WASHINGTON ST STE 220, Norwich, CT 06360
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Other Identifiers 2

Medicaid004396174CT
OtherC00833CT · Medicare Ptan

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Alliant Health Plans, Inc., Ambetter from Absolute Total Care, Ambetter from Arkansas Health & Wellness and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Eastern Connecticut Hematology & Oncology Associates Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

14

Medicare enrollment records show 14 clinicians reassign Medicare billing to Eastern Connecticut Hematology & Oncology Associates PC, which bills Medicare for the services they deliver. Of these, 5 practice at this address and 9 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 5

Nurse Practitioner6
Hematology/Oncology4
Hematology2
Clinical Social Worker1
Medical Oncology1

Clinicians, nearest first (14)

Mandeep Dhami, MD
Hematology
NPI 1639154628
330 WASHINGTON ST STE 220
Norwich, CT 06360
(860) 886-8362
✔ PECOS✔ Accepts MedicareSame address
Alexandra Femc, APRN
Nurse Practitioner
NPI 1255005120
330 WASHINGTON ST STE 220
Norwich, CT 06360
(860) 886-8362
✔ PECOS✔ Accepts MedicareSame address
Dinesh Kapur, MD
Hematology/Oncology
NPI 1538144522
330 WASHINGTON ST SUITE 220 EASTERN CT HEMATOLOGY & ONCOLOGY
Norwich, CT 06360
(860) 886-8362
✔ PECOS✔ Accepts MedicareSame address
Dennis Slater, MD
Hematology/Oncology
NPI 1447235486
330 WASHINGTON ST EASTERN CT HEMATOLOGY & ONCOLOGY SUITE 220
Norwich, CT 06360
(860) 886-8362
✔ PECOS✔ Accepts MedicareSame address
Jie Yang, M.D., PH.D.
Hematology/Oncology
NPI 1386719060
330 WASHINGTON ST STE 220
Norwich, CT 06360
(860) 886-8362
✔ PECOS✔ Accepts MedicareSame address
Kandhasam Jagathambal, MD
Medical Oncology
NPI 1043295033
330 WASHINGTON ST STE 220 EASTERN CT HEMATOLOGY & ONCOLOGY
Norwich, CT 06360
(860) 886-8362
✔ PECOS✔ Accepts Medicare0.1 mi
Kristen Joly, APRN
Nurse Practitioner
NPI 1417579897
330 WASHINGTON ST STE 220
Norwich, CT 06360
(860) 912-2147
✔ PECOS✔ Accepts Medicare0.1 mi
Allison Weeks, APRN
Nurse Practitioner
NPI 1396045035
330 WASHINGTON ST STE 220
Norwich, CT 06360
(860) 886-8362
✔ PECOS✔ Accepts Medicare0.1 mi
Brittany Mccall, MD
Hematology/Oncology
NPI 1861997751
330 WASHINGTON ST STE 220
Norwich, CT 06360
(608) 868-3628
✔ PECOS✔ Accepts Medicare0.1 mi
Pouyan Changizzadeh, MD
Hematology
NPI 1982047981
1244 STORRS RD
Storrs, CT 06268
(860) 487-9684
✔ PECOS✔ Accepts Medicare20 mi
Raphaella Daggett, APRN
Nurse Practitioner
NPI 1922529098
320 POMFRET ST
Putnam, CT 06260
(860) 963-6425
✔ PECOS✔ Accepts Medicare27 mi
Nicole Mckenzie, MSN, FNP-C, APRN
Nurse Practitioner
NPI 1699144071
263 FARMINGTON AVE
Farmington, CT 06030
(860) 679-2100
✔ PECOS✔ Accepts Medicare39 mi
Antonio Okosky
Clinical Social Worker
NPI 1467199760
21 WATERVILLE RD
Avon, CT 06001
(860) 284-0182
✔ PECOS✔ Accepts Medicare42 mi
Heather Meller, RN, CNS, PNP,C
Nurse Practitioner
NPI 1326091802
20 PROSPECT AVE SUITE 905
Hackensack, NJ 07601
(201) 457-0044
✔ PECOS112 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 07D0095592

Eastern Connecticut Hematology & Oncology · Norwich, CT
Active · expires Apr 22, 2028
CLIA Number07D0095592
Laboratory TypePhysician Office
Certificate Effective DateApril 23, 2026
Certificate Expiration DateApril 22, 2028
Laboratory DirectorDr. Jie Yang
Laboratory Phone(860) 886-8362
Laboratory LocationEastern Connecticut Hematology & Oncology330 Washington Street Ste 220, Norwich, CT 06360
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 Eastern Connecticut Hematology & Oncology Associates PC's NPI number?

The NPI number for Eastern Connecticut Hematology & Oncology Associates PC is 1972604338. It was assigned to this organization in the NPPES registry on September 26, 2006.

Where is Eastern Connecticut Hematology & Oncology Associates PC located?

Eastern Connecticut Hematology & Oncology Associates PC is located at 330 Washington St Ste 220, Norwich, CT 06360. The listed phone number is (860) 886-8362.

What is Eastern Connecticut Hematology & Oncology Associates PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Eastern Connecticut Hematology & Oncology Associates PC enrolled in Medicare?

Yes. Eastern Connecticut Hematology & Oncology Associates PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Eastern Connecticut Hematology & Oncology Associates PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 14 clinicians in 5 Medicare specialties reassign their Medicare billing to Eastern Connecticut Hematology & Oncology Associates PC. 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. The largest specialties are Nurse Practitioner (6), Hematology/Oncology (4) and Hematology (2). Of these, 5 practice at this address and 9 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Eastern Connecticut Hematology & Oncology Associates PC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 07D0095592) is associated with this NPI, valid through April 22, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Eastern Connecticut Hematology & Oncology Associates PC accept?

Health plans from Alliant Health Plans, Inc., Ambetter Health, Ambetter Health of Delaware, Ambetter from Absolute Total Care and Ambetter from Arkansas Health & Wellness and 30 other insurers list Eastern Connecticut Hematology & Oncology Associates PC 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.

When was this NPI record last updated?

The NPPES record for Eastern Connecticut Hematology & Oncology Associates PC was last updated on July 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.