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NANCY LAROCCO-WILLIAMS CRNA
NPI 1801842554
Nurse Anesthetist, Certified Registered in Milford, CT

Active since May 25, 2006PECOS Enrolled
309 SEASIDE AVE, SUITE 201, MILFORD, CT 06460(203) 783-1831 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Nancy Larocco-williams Crna NPPES

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

NANCY LAROCCO-WILLIAMS CRNA (NPI 1801842554) is an individual nurse anesthetist, certified registered in Milford, Connecticut, licensed in Connecticut (000203) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1801842554
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameNANCY LAROCCO-WILLIAMSCredential: CRNA
Location Address309 SEASIDE AVE, SUITE 201Milford, CT 06460-4625
Mailing Address69 Troutwood DrNew Hartford, CT 06057-4132 · (860) 738-0885
Phone(203) 783-1831
Sole ProprietorNo
Enumeration DateMay 25, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1801842554 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in CT · 000203
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
309 SEASIDE AVE, Milford, CT 06460
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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 (PECOS)

Nancy Larocco-williams Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 06460 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
$138.84 typical visit price
range $60.82 – $183.10
Typical copayment $34.71 (range $15.20 – $45.77)
Most-billed visit code 99204
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
Most-billed visit code 99213
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 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JANE STANIEWICZ CRNA
Nurse Anesthetist, Certified Registered
309 SEASIDE AVE, SUITE201
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 783-1831
DR. TIMOTHY LOUIS SHARPE MD
Obstetrics & Gynecology
309 SEASIDE AVE, SUITE 203-204
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 882-9100
GRACE K MOY M.D.
Anesthesiology
309 SEASIDE AVE, SUITE 201
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 783-1831
MILFORD OB GYN PHYSICIANS P C
Obstetrics & Gynecology
309 SEASIDE AVE, SUITE 203-204
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 878-5913
PATRICIA O'NEIL CRNA
Nurse Anesthetist, Certified Registered
309 SEASIDE AVE, SUITE 201
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 783-1831
MILDRED STEVENS CRNA
Nurse Anesthetist, Certified Registered
309 SEASIDE AVE, SUITE201
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 783-1831
DIANE MEAD CRNA
Nurse Anesthetist, Certified Registered
309 SEASIDE AVE, SUITE201
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 783-1831
DR. JOSEPH SCANIFFE MD
Anesthesiology
309 SEASIDE AVE, SUITE201
MILFORD, CT 06460
South Central Connecticut Planning Region (203) 783-1831

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 Nancy Larocco-williams's NPI number?

The NPI number for Nancy Larocco-williams is 1801842554. It was assigned to this individual provider in the NPPES registry on May 25, 2006.

Where is Nancy Larocco-williams located?

Nancy Larocco-williams practices at 309 Seaside Ave Suite 201, Milford, CT 06460. The listed phone number is (203) 783-1831.

What is Nancy Larocco-williams's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Nancy Larocco-williams enrolled in Medicare?

Yes. Nancy Larocco-williams is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Nancy Larocco-williams was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.