1. Home
  2. Directory
  3. Massachusetts
  4. Westborough
  5. Internal Medicine
  6. NPI Profile

CHRISTINE M. FITZGIBBONS M.D.
NPI 1194771220
Internal Medicine - Sleep Medicine in Westborough, MA

Active since May 26, 2006PECOS EnrolledAccepts Medicare Assignment
154 E MAIN ST, WESTBOROUGH, MA 01581(508) 366-1120 Get Directions Write a Review

NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Christine M. Fitzgibbons M.d. NPPES

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

CHRISTINE M. FITZGIBBONS M.D. (NPI 1194771220) is an individual sleep medicine provider in Westborough, Massachusetts, licensed in Massachusetts (224279) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and is a graduate of Boston University School Of Medicine (2002).

NPPES Registry Identity

NPI1194771220
Entity TypeIndividualFemale
Primary Taxonomy207RS0012X
Provider Legal NameCHRISTINE M. FITZGIBBONSCredential: M.D.
Location Address154 E MAIN STWestborough, MA 01581-1768
Mailing AddressPo Box 415348Boston, MA 02241-5348 · (800) 225-8885
Phone(508) 366-1120
Sole ProprietorNo
Medical School CMSBoston University School Of MedicineGraduated 2002
Enumeration DateMay 26, 2006
Last NPPES UpdateAugust 13, 2025
NPPES CertifiedAugust 13, 2025
✔ NPI 1194771220 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RS0012X
License✔ Licensed in MA · 224279
Definition
An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
Also ListedInternal MedicineTaxonomy 207R00000X · License 224279 (MA)
Also ListedInternal Medicine · Critical Care MedicineTaxonomy 207RC0200X · License 224279 (MA)
Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License 224279 (MA)
154 E MAIN ST, Westborough, MA 01581
Open in Google Maps ↗

Other Names 1

Former Name (1)Christine M. O'brien M.d.

Other Identifiers 1

Medicaid110040892AMA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Christine M. Fitzgibbons M.d. 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 ID2668416389
PECOS Enrollment IDI20050614000724
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01581 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
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

MRS. STACEY K BERGER P.T.
Physical Therapist
154 E MAIN ST
WESTBORO, MA 01581
Worcester County (508) 366-7899
JONATHON STUART ROTHMAN MD
Psychiatry & Neurology (Psychiatry)
154 E MAIN ST
WESTBORO, MA 01581
Worcester County (508) 870-0647
MS. JENNIFER LENKAUSKAS P.T.
Physical Therapist
154 E MAIN ST
WESTBOROUGH, MA 01581
Worcester County (508) 366-7899
SOUTH COUNTY PHYSICAL THERAPY, INC
Physical Therapist
154 E MAIN ST
WESTBOROUGH, MA 01581
Worcester County (508) 366-7899
DR. GORDON S MANNING M.D.
Internal Medicine
154 E MAIN ST, SUITE 101
WESTBOROUGH, MA 01581
Worcester County (508) 366-1120
MS. ANNE SIEGAL P.T.
Physical Therapist
154 E MAIN ST
WESTBOROUGH, MA 01581
Worcester County (508) 366-7899
MR. PHILIP LEROY CURTIN LICSW
Social Worker (Clinical)
154 E MAIN ST
WESTBORO, MA 01581
Worcester County (508) 870-0647
ERIC CARDIN P.T.
Physical Therapist
154 E MAIN ST
WESTBOROUGH, MA 01581
Worcester County (508) 366-7899

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 Christine Fitzgibbons's NPI number?

The NPI number for Christine Fitzgibbons is 1194771220. It was assigned to this individual provider in the NPPES registry on May 26, 2006. The provider is also known as Christine M. O'brien M.D..

Where is Christine Fitzgibbons located?

Christine Fitzgibbons practices at 154 E Main St, Westborough, MA 01581. The listed phone number is (508) 366-1120.

What is Christine Fitzgibbons's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Sleep Medicine, with taxonomy code 207RS0012X.

Is Christine Fitzgibbons enrolled in Medicare?

Yes. Christine Fitzgibbons 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.

What insurance does Christine Fitzgibbons accept?

Health plans from Anthem Blue Cross and Blue Shield list Christine Fitzgibbons 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 Christine Fitzgibbons was last updated on August 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.