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DR. EVA H. CHITTENDEN MD
NPI 1093772758
Internal Medicine - Hospice and Palliative Medicine in Worcester, MA

Active since April 27, 2006PECOS EnrolledAccepts Medicare Assignment
55 LAKE AVE N, WORCESTER, MA 01655(508) 334-4830(774) 441-6710 Get Directions Write a Review

NPPES record last updated: April 7, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 7, 2025, Jun 13, 2024 (2 updates tracked since 2024).

About Dr. Eva H. Chittenden Md NPPES

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

DR. EVA H. CHITTENDEN MD (NPI 1093772758) is an individual hospice and palliative medicine provider in Worcester, Massachusetts, licensed in Massachusetts (154571) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS, is affiliated with Umass Memorial Medical Center/university Campus, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1093772758
Entity TypeIndividualFemale
Primary Taxonomy207RH0002X
Provider Legal NameDR. EVA H. CHITTENDENCredential: MD
Location Address55 LAKE AVE NWorcester, MA 01655-0002
Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885 · Fax (508) 334-1977
Phone(508) 334-4830
Fax(774) 441-6710
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 1995
Enumeration DateApril 27, 2006
Last NPPES UpdateApril 7, 20252 updates tracked since enumeration
NPPES CertifiedApril 7, 2025
✔ NPI 1093772758 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hospice and Palliative MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RH0002X
License✔ Licensed in MA · 154571
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.
Also ListedInternal MedicineTaxonomy 207R00000X · License 154571 (MA)
55 LAKE AVE N, Worcester, MA 01655
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Secondary Practice Locations 2

Location 155 Fruit St, FND 600Boston, MA 02114-2621 · Phone (617) 724-9197
Location 2119 Belmont StWorcester, MA 01605-2903 · Phone (508) 334-4830 · Fax (774) 441-6710

Other Identifiers 1

Medicaid110079819/AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Taro Health.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. Eva H. Chittenden 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 ID5395734412
PECOS Enrollment IDI20080820000166
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 Reassignments

4

Medicare enrollment records show Eva Chittenden reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Umass Memorial Medical Group Inc
Same address
Internal Medicine
55 LAKE AVE N
Worcester, MA 01655
  • Reassigned Medicare billing, Massachusetts enrollment
  • 2,902 clinicians in this Medicare group
NPI 1760445373 (508) 334-1000
Mass General Brigham Medical Group Suburban Massachusetts Inc
27 mi
Family Medicine
2014 WASHINGTON STREET
Newton, MA 02462
  • Reassigned Medicare billing, Massachusetts enrollment
  • 992 clinicians in this Medicare group
NPI 1538191218 (617) 243-6262
The General Hospital Corporation
36 mi
General Acute Care Hospital
55 FRUIT ST, BULFINCH 360
Boston, MA 02114
  • Reassigned Medicare billing, Massachusetts enrollment
  • 6,234 clinicians in this Medicare group
NPI 1023049236 (617) 726-2000
Massachusetts General Physicians Organization Inc
36 mi
Dermatology
55 FRUIT ST, BUL 2
Boston, MA 02114
  • Reassigned Medicare billing, Massachusetts enrollment
  • 6,360 clinicians in this Medicare group
NPI 1801874573 (617) 724-0287

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

Areas of Expertise CMS Part B claims 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
48 services27 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
24 services19 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
17 services17 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
17 services15 patients

Hospital Affiliations CMS Care Compare

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

Umass Memorial Medical Center/University Campus

Acute Care Hospitals · Worcester, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220163
Location55 Lake Avenue NorthWorcester, MA 01655 · Worcester County
Emergency services Birthing friendly

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.

HILLARY R. IRONS MD
Emergency Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 421-1400
MS. SHERINE MARY HASSEY-HALLIGAN NP
Nurse Practitioner
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-8585
MS. EILEEN A. DUHAMEL NP
Nurse Practitioner
55 LAKE AVE N, DEPARTMENT OF RADIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-2710
EWA HRYNISZYN CRNA
Nurse Anesthetist, Certified Registered
55 LAKE AVE N, DEPARTMENT OF ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271
HELEN COPSEY PA-C
Physician Assistant
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-8585
DR. ADEPEJU GBADEBO CHAMPION M.D.
Internal Medicine
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-2731
SOWMYA KORAPATI
Internal Medicine (Hematology & Oncology)
55 LAKE AVE N
WORCESTER, MA 01655
Worcester County (508) 334-3550
LAYLA FAKHRZADEH M.D.
Anesthesiology
55 LAKE AVE N, ANESTHESIOLOGY
WORCESTER, MA 01655
Worcester County (508) 334-3271

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 Eva Chittenden's NPI number?

The NPI number for Eva Chittenden is 1093772758. It was assigned to this individual provider in the NPPES registry on April 27, 2006.

Where is Eva Chittenden located?

Eva Chittenden practices at 55 Lake Ave N, Worcester, MA 01655. The listed phone number is (508) 334-4830.

What is Eva Chittenden's specialty?

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

Is Eva Chittenden enrolled in Medicare?

Yes. Eva Chittenden 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 organizations bill Medicare for Eva Chittenden's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Eva Chittenden reassigns Medicare benefits to 4 organizations: Umass Memorial Medical Group Inc (Worcester, MA), Mass General Brigham Medical Group Suburban Massachusetts Inc (Newton, MA), The General Hospital Corporation (Boston, MA) and Massachusetts General Physicians Organization Inc (Boston, MA). Each 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 Eva Chittenden's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Eva Chittenden accept?

Health plans from Taro Health list Eva Chittenden 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 Eva Chittenden affiliated with any hospitals?

According to CMS data, Eva Chittenden is affiliated with Umass Memorial Medical Center/University Campus.

When was this NPI record last updated?

The NPPES record for Eva Chittenden was last updated on April 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.