WALTER DOERFLER D.O.
NPI 1043252430
Family Medicine in Orono, ME
About Walter Doerfler D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WALTER DOERFLER D.O. (NPI 1043252430) is an individual family medicine provider in Orono, Maine, licensed in Maine (1774) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Walter Doerfler D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Walter Doerfler reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Belfast, ME 04915
- Reassigned Medicare billing, Maine enrollment
- Medicare enrollment name: Waldo County General Hospital
- 82 clinicians in this Medicare group
Fort Kent, ME 04743
- Reassigned Medicare billing, Maine enrollment
- 121 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 4
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 04473 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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 4
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 Walter Doerfler's NPI number?
The NPI number for Walter Doerfler is 1043252430. It was assigned to this individual provider in the NPPES registry on June 12, 2006.
Where is Walter Doerfler located?
Walter Doerfler practices at 84 Kelley Rd, Orono, ME 04473. The listed phone number is (207) 866-4399.
What is Walter Doerfler's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Walter Doerfler enrolled in Medicare?
Yes. Walter Doerfler is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Walter Doerfler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Walter Doerfler reassigns Medicare benefits to 2 organizations: Mainehealth (Belfast, ME) and Northern Maine Medical Center (Fort Kent, 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 Walter Doerfler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Walter Doerfler accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Walter Doerfler 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 Walter Doerfler 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.
# Walter Doerfler, D.O. · NPI 1043252430
Family Medicine physician in Orono, Maine. Individual provider, active in the CMS NPPES registry since June 12, 2006.
## Identity
- **NPI:** 1043252430 (Entity type: Individual)
- **Enumerated:** June 12, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 1774 (Maine)
- **Sole proprietor:** No
## Practice location
- **Address:** 84 KELLEY RD, Orono, ME 04473-3416
- **Phone:** (207) 866-4399 · **Fax:** (207) 866-4538
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Mainehealth (NPI 1841397932, Belfast, ME); Northern Maine Medical Center (NPI 1568465144, Fort Kent, ME) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 13, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1043252430) · Data from the CMS NPPES public registry.