SPENSER M MARLEY OT
NPI 1255905857
Occupational Therapist in Portland, ME
About Spenser M Marley Ot NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SPENSER M MARLEY OT (NPI 1255905857) is an individual occupational therapist in Portland, Maine, licensed in Maine (OT4051) and active in the NPI registry since May 2021. She maintains a secondary practice location in Portland and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
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
Spenser M Marley Ot 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
4Medicare enrollment records show Spenser Marley reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Westbrook, ME 04092
- Reassigned Medicare billing, Maine enrollment
- 3,140 clinicians in this Medicare group
Portland, ME 04102
- Reassigned Medicare billing, Maine enrollment
- 12 clinicians in this Medicare group
Portland, ME 04101
- Reassigned Medicare billing, Maine enrollment
- 68 clinicians in this Medicare group
Scarborough, ME 04074
- Reassigned Medicare billing, Maine enrollment
- 23 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 6
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.
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
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 Spenser Marley's NPI number?
The NPI number for Spenser Marley is 1255905857. It was assigned to this individual provider in the NPPES registry on May 18, 2021.
Where is Spenser Marley located?
Spenser Marley practices at 37 Andover Rd, Portland, ME 04102. The listed phone number is (207) 661-3600.
What is Spenser Marley's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Spenser Marley enrolled in Medicare?
Yes. Spenser Marley 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 Spenser Marley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Spenser Marley reassigns Medicare benefits to 4 organizations: Mainehealth (Westbrook, ME), Portland Chiropractic Neurology, LLC (Portland, ME), Fox Rehabilitation Services Me LLC (Portland, ME) and Healthpro Heritage Rehab & Fitness, LLC (Scarborough, 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 Spenser Marley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Spenser Marley accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Spenser Marley 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 Spenser Marley was last updated on March 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.