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THOMAS AMBROSINI NP
NPI 1114067006
Nurse Practitioner in Woodland, CA

Active since February 08, 2007PECOS Enrolled
1325 COTTONWOOD ST, WOODLAND, CA 95695(530) 662-3961 Get Directions Write a Review

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

About Thomas Ambrosini Np NPPES

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

THOMAS AMBROSINI NP (NPI 1114067006) is an individual nurse practitioner in Woodland, California, licensed in California (NP11214) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1114067006
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameTHOMAS AMBROSINICredential: NP
Location Address1325 COTTONWOOD STWoodland, CA 95695-5131
Mailing Address1325 Cottonwood StWoodland, CA 95695-5131 · (530) 662-3961
Phone(530) 662-3961
Sole ProprietorNo
Enumeration DateFebruary 8, 2007
Last NPPES UpdateMarch 25, 2024
NPPES CertifiedMarch 25, 2024
✔ NPI 1114067006 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · NP11214
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
1325 COTTONWOOD ST, Woodland, CA 95695
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Thomas Ambrosini Np 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Thomas Ambrosini reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Woodland Emergency Physicians Medical Group Inc
Same address
Emergency Medicine
1325 COTTONWOOD ST
Woodland, CA 95695
  • Reassigned Medicare billing, California enrollment
  • 45 clinicians in this Medicare group
NPI 1881868164 (855) 687-0618
Cep America - California
7.1 mi
Emergency Medicine
2000 SUTTER PL
Davis, CA 95616
  • Reassigned Medicare billing, California enrollment
  • 2,323 clinicians in this Medicare group
NPI 1326346438 (530) 757-5111

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 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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
51 services50 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
40 services39 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95695 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
$92.61 typical visit price
range $60.44 – $180.85
Typical copayment $23.15 (range $15.11 – $45.21)
Most-billed visit code 99203
Established Patient
$105.95 typical visit price
range $19.88 – $148.15
Typical copayment $26.48 (range $4.97 – $37.03)
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.

GORDON WORLEY FNP
Nurse Practitioner (Family)
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 662-3961
RICHARD JUN MEZA
Nurse Practitioner
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 662-3961
JEFFREY J. HEFFERNON MD
Radiology (Diagnostic Radiology)
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 669-2800
NATALIE M DELFIN ACSW
Social Worker
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 669-5300
UMA KUNDA M.D.
Internal Medicine
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 662-3961
MARIAM AHMADZAI OT
Occupational Therapist
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 668-4683
ELIZABETH HONG VUONG
Pharmacist
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 662-3961
RICHARD CARL GILGUT PA-C
Physician Assistant (Medical)
1325 COTTONWOOD ST
WOODLAND, CA 95695
Yolo County (530) 662-3961

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 Thomas Ambrosini's NPI number?

The NPI number for Thomas Ambrosini is 1114067006. It was assigned to this individual provider in the NPPES registry on February 8, 2007.

Where is Thomas Ambrosini located?

Thomas Ambrosini practices at 1325 Cottonwood St, Woodland, CA 95695. The listed phone number is (530) 662-3961.

What is Thomas Ambrosini's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Thomas Ambrosini enrolled in Medicare?

Yes. Thomas Ambrosini is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Thomas Ambrosini's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Ambrosini reassigns Medicare benefits to 2 organizations: Woodland Emergency Physicians Medical Group Inc (Woodland, CA) and Cep America - California (Davis, CA). 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 Thomas Ambrosini's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Thomas Ambrosini was last updated on March 25, 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.