WILLIAM ST. MARIE DO
NPI 1669268439
Family Medicine in Lewiston, ME
About William St. Marie Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM ST. MARIE DO (NPI 1669268439) is an individual family medicine provider in Lewiston, Maine, licensed in Maine (TP25087) and active in the NPI registry since April 2025. He is enrolled in Medicare PECOS, is affiliated with Central Maine Medical Center, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
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
William St. Marie Do 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
2Medicare enrollment records show William St. Marie reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Lewiston, ME 04240
- Reassigned Medicare billing, Maine enrollment
- 920 clinicians in this Medicare group
Dixfield, ME 04224
- Reassigned Medicare billing, Maine enrollment
- 77 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Central Maine Medical Center
Acute Care Hospitals · Lewiston, MEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04240 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 St. Marie's NPI number?
The NPI number for William St. Marie is 1669268439. It was assigned to this individual provider in the NPPES registry on April 17, 2025.
Where is William St. Marie located?
William St. Marie practices at 76 High St, Lewiston, ME 04240. The listed phone number is (207) 795-2800.
What is William St. Marie's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is William St. Marie enrolled in Medicare?
Yes. William St. Marie 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 St. Marie's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William St. Marie reassigns Medicare benefits to 2 organizations: Central Maine Medical Center (Lewiston, ME) and Rumford Community Family Health Center, Inc. (Dixfield, ME). 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 St. Marie's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is William St. Marie affiliated with any hospitals?
According to CMS data, William St. Marie is affiliated with Central Maine Medical Center.
When was this NPI record last updated?
The NPPES record for William St. Marie was last updated on April 17, 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.
# William St. Marie, DO · NPI 1669268439
Family Medicine physician in Lewiston, Maine. Individual provider, active in the CMS NPPES registry since April 17, 2025.
## Identity
- **NPI:** 1669268439 (Entity type: Individual)
- **Enumerated:** April 17, 2025
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** TP25087 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 76 HIGH ST, Lewiston, ME 04240-7649
- **Phone:** (207) 795-2800
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Central Maine Medical Center (NPI 1689653487, Lewiston, ME); Rumford Community Family Health Center, Inc. (NPI 1902841083, Dixfield, ME) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** April 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1669268439) · Data from the CMS NPPES public registry.