JOHN ANDREW HALLBERG MD
NPI 1912971508
Orthopaedic Surgery in Fort Kent, ME
About John Andrew Hallberg Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN ANDREW HALLBERG MD (NPI 1912971508) is an individual orthopaedic surgery provider in Fort Kent, Maine, licensed in Connecticut (029044) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 7
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
John Andrew Hallberg Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show John Hallberg reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
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 04743 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FORT KENT, ME 04743
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 John Hallberg's NPI number?
The NPI number for John Hallberg is 1912971508. It was assigned to this individual provider in the NPPES registry on February 13, 2006.
Where is John Hallberg located?
John Hallberg practices at 194 E Main St, Fort Kent, ME 04743. The listed phone number is (207) 834-5912.
What is John Hallberg's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is John Hallberg enrolled in Medicare?
Yes. John Hallberg is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for John Hallberg's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Hallberg reassigns Medicare benefits to Northern Maine Medical Center (Fort Kent, ME). The 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 John Hallberg'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 John Hallberg was last updated on June 24, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# John Andrew Hallberg, MD · NPI 1912971508
Orthopaedic Surgery physician in Fort Kent, Maine. Individual provider, active in the CMS NPPES registry since February 13, 2006.
## Identity
- **NPI:** 1912971508 (Entity type: Individual)
- **Enumerated:** February 13, 2006
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 029044 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 194 E MAIN ST, Fort Kent, ME 04743-1428
- **Phone:** (207) 834-5912 · **Fax:** (207) 834-5914
## 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:** Northern Maine Medical Center (NPI 1568465144, Fort Kent, ME), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 24, 2013
- **Other identifiers:** Medicare PIN 2075645 (NC); Medicare PIN 4203451; Medicare UPIN C89752; and 4 more
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Source: [NPI Profile](https://npiprofile.com/npi/1912971508) · Data from the CMS NPPES public registry.