DR. WILLIAM C NUGENT III MD
NPI 1588813729
Surgery - Surgical Critical Care in Portland, ME
About Dr. William C Nugent Iii Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WILLIAM C NUGENT III MD (NPI 1588813729) is an individual surgical critical care provider in Portland, Maine, licensed in Maine (MD21976) and active in the NPI registry since September 2008. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and maintains a secondary practice location in Biddeford.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
Accepted 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. William C Nugent Iii 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.
Medicare Billing Reassignments
5Medicare enrollment records show William Nugent reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 3,140 clinicians in this Medicare group
Dover Foxcroft, ME 04426
- Reassigned Medicare billing, Maine enrollment
- 146 clinicians in this Medicare group
Fresh Meadows, NY 11365
- Reassigned Medicare billing, New York enrollment
- 645 clinicians in this Medicare group
Jamaica, NY 11418
- Reassigned Medicare billing, New York enrollment
- 738 clinicians in this Medicare group
Jamaica, NY 11418
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Tjh Medical Services PC
- 497 clinicians in this Medicare group
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
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Maine Medical Center
Acute Care Hospitals · Portland, MEMemorial Hospital, The
Critical Access Hospitals · North Conway, NHMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
PORTLAND, ME 04102
PORTLAND, ME 04102
PORTLAND, ME 04102
PORTLAND, ME 04102
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 William Nugent's NPI number?
The NPI number for William Nugent is 1588813729. It was assigned to this individual provider in the NPPES registry on September 11, 2008.
Where is William Nugent located?
William Nugent practices at 887 Congress St, Portland, ME 04102. The listed phone number is (207) 774-6368.
What is William Nugent's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Surgical Critical Care, with taxonomy code 2086S0102X.
Is William Nugent enrolled in Medicare?
Yes. William Nugent 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 William Nugent's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Nugent reassigns Medicare benefits to 5 organizations: Mainehealth (Portland, ME), Mrh Corp. (Dover Foxcroft, ME), New York Queens Medicine And Surgery, P.C. (Fresh Meadows, NY), Jamaica Hospital (Jamaica, NY) and Tjh Medical Services, P.C. (Jamaica, NY). 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 William Nugent's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Nugent accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield, Harvard Pilgrim Health Care and Taro Health list William Nugent 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 William Nugent affiliated with any hospitals?
According to CMS data, William Nugent is affiliated with Maine Medical Center and Memorial Hospital, The.
When was this NPI record last updated?
The NPPES record for William Nugent was last updated on December 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. William C Nugent III, MD · NPI 1588813729
Surgical Critical Care physician in Portland, Maine. Individual provider, active in the CMS NPPES registry since September 11, 2008.
## Identity
- **NPI:** 1588813729 (Entity type: Individual)
- **Enumerated:** September 11, 2008
- **Primary specialty:** Surgery - Surgical Critical Care · taxonomy 2086S0102X
- **State license:** MD21976 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 887 CONGRESS ST, Portland, ME 04102-3100
- **Phone:** (207) 774-6368
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Mainehealth (NPI 1063726891, Portland, ME); Mrh Corp. (NPI 1558319103, Dover Foxcroft, ME); New York Queens Medicine And Surgery, P.C. (NPI 1003114851, Fresh Meadows, NY); Jamaica Hospital (NPI 1477505220, Jamaica, NY); Tjh Medical Services, P.C. (NPI 1184670465, Jamaica, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** December 22, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1588813729) · Data from the CMS NPPES public registry.