PORTLAND PAIN SOLUTIONS LLC
NPI 1104400621
Clinic/Center - Pain in Portland, ME
About Portland Pain Solutions Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PORTLAND PAIN SOLUTIONS LLC (NPI 1104400621) is a healthcare organization registered as a pain in Portland, Maine and active in the NPI registry since May 2021. The organization lists Frederick Craig Littlejohn, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Portland Pain Solutions Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Portland Pain Solutions LLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Portland Pain Solutions LLC's NPI number?
The NPI number for Portland Pain Solutions LLC is 1104400621. It was assigned to this organization in the NPPES registry on May 11, 2021.
Where is Portland Pain Solutions LLC located?
Portland Pain Solutions LLC is located at 1945 Congress St Ste 103, Portland, ME 04102. The listed phone number is (207) 835-8116.
What is Portland Pain Solutions LLC's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Pain, with taxonomy code 261QP3300X.
Is Portland Pain Solutions LLC enrolled in Medicare?
Yes. Portland Pain Solutions LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Portland Pain Solutions LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Anesthesiology) reassigns their Medicare billing to Portland Pain Solutions LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Portland Pain Solutions LLC was last updated on May 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Portland Pain Solutions Llc · NPI 1104400621
Pain organization in Portland, Maine. Organization record, active in the CMS NPPES registry since May 11, 2021.
## Identity
- **NPI:** 1104400621 (Entity type: Organization)
- **Enumerated:** May 11, 2021
- **Primary specialty:** Clinic/Center - Pain · taxonomy 261QP3300X
- **Organization subpart:** No
- **Authorized official:** Frederick Littlejohn, PRESIDENT
## Practice location
- **Address:** 1945 CONGRESS ST STE 103, Portland, ME 04102-1967
- **Phone:** (207) 835-8116
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Anesthesiology) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** May 3, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1104400621) · Data from the CMS NPPES public registry.