SPENSER M MARLEY OT
NPI 1255905857
Occupational Therapist in Portland, ME

Active since May 18, 2021Accepts Medicare Assignment
37 ANDOVER RD, PORTLAND, ME 04102(207) 661-3600(207) 761-0783 Get Directions Write a Review

NPPES record last updated: March 4, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 4, 2025, Aug 6, 2022, May 18, 2021 (3 updates tracked since 2021).

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

NPI1255905857
Entity TypeIndividualFemale
Primary Taxonomy225X00000X
Provider Legal NameSPENSER M MARLEYCredential: OT
Location Address37 ANDOVER RDPortland, ME 04102-1936
Mailing Address37 Andover RdPortland, ME 04102-1936 · (207) 661-3600 · Fax (207) 761-0783
Fax(207) 761-0783
Sole ProprietorNo
Medical School CMSOtherGraduated 2020
Enumeration DateMay 18, 2021
Last NPPES UpdateMarch 4, 20253 updates tracked since enumeration
NPPES CertifiedMarch 4, 2025
✔ NPI 1255905857 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License✔ Licensed in ME · OT4051
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
37 ANDOVER RD, Portland, ME 04102

Secondary Practice Location 1

Location 1959 Congress StPortland, ME 04102-2715 · Phone (207) 699-5600

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.

PECOS PAC ID9537557202
PECOS Enrollment IDI20211029000044

Medicare Billing Reassignments

4

Medicare 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.

Psychiatric Hospital
123 ANDOVER RD
Westbrook, ME 04092
  • Reassigned Medicare billing, Maine enrollment
  • 3,140 clinicians in this Medicare group
Neurology
959 CONGRESS ST, SUITE 1
Portland, ME 04102
  • Reassigned Medicare billing, Maine enrollment
  • 12 clinicians in this Medicare group
Physical Therapist
254 COMMERCIAL ST STE 245
Portland, ME 04101
  • Reassigned Medicare billing, Maine enrollment
  • 68 clinicians in this Medicare group
Physical Therapist
15 BLACK POINT RD
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.

Therapy procedure to re-educate brain-to-nerve-to-muscle function, each 15 minutes 97112
This therapy helps retrain your brain, nerves, and muscles to work together. Through targeted exercises, your body learns to regain lost functions or improve current abilities. Each session lasts 15 minutes.
729 services19 patients
Therapy procedure using functional activities 97530
A therapy procedure using functional activities encourages you to use your own body movements in day-to-day tasks to aid recovery. It aims to improve your mobility, strength, and overall health by incorporating therapeutic exercises into your routine.
663 services23 patients
Training for self-care or home management, each 15 minutes 97535
This service involves training sessions, each lasting 15 minutes, focused on teaching you essential self-care or home management skills. You'll learn techniques to manage your health condition at home, promoting independence and enhancing your quality of life.
591 services24 patients
Therapy procedure using exercise to develop strength, endurance, range of motion, and flexibility, each 15 minutes 97110
This therapy involves exercises to boost strength, endurance, flexibility, and range of motion. Each session lasts 15 minutes. The goal is to improve physical function and overall health. It's a safe, beneficial method for enhancing well-being and fitness.
519 services24 patients
Therapy procedure using manual technique, each 15 minutes 97140
This therapy involves using hands-on techniques to help improve your body's movement and function. These techniques may include stretching, resistance exercises, or gentle pressure. Each session lasts 15 minutes and aims to relieve pain, promote healing, and improve your overall health.
102 services11 patients
Evaluation for occupational therapy, typically 1 hour 97167
An evaluation for occupational therapy is a process that assesses your ability to perform daily life tasks. This one-hour session looks at your physical, cognitive, and emotional abilities. It helps tailor a personalized therapy plan to improve your functional skills.
16 services15 patients

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.

Speech-Language Pathologist
37 ANDOVER RD
PORTLAND, ME 04102
Social Worker (Clinical)
37 ANDOVER RD
PORTLAND, ME 04102
Behavior Analyst
37 ANDOVER RD
PORTLAND, ME 04102
Behavior Analyst
37 ANDOVER RD
PORTLAND, ME 04102
Behavior Technician
37 ANDOVER RD
PORTLAND, ME 04102
Occupational Therapist
37 ANDOVER RD
PORTLAND, ME 04102
Social Worker (Clinical)
37 ANDOVER RD
PORTLAND, ME 04102
Psychiatry & Neurology (Child & Adolescent Psychiatry)
37 ANDOVER RD
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.