SARAH COURTNEY WALTER PH.D.
NPI 1720439698
Psychologist - Clinical in Portland, ME

Q: What is Sarah Walter's NPI number?

The NPI number for Sarah Walter is 1720439698. It was assigned to this individual provider in the NPPES registry on June 22, 2016.

Q: What is Sarah Walter's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Sarah Walter was last updated on September 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since June 22, 2016PECOS Enrolled

37 ANDOVER ROAD, PORTLAND, ME 04102(207) 661-3600 Get Directions Write a Review

NPPES record last updated: September 1, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 23, 2021, Mar 17, 2018, Jun 22, 2016 (3 updates tracked since 2016).

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About Sarah Courtney Walter Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SARAH COURTNEY WALTER PH.D. (NPI 1720439698) is an individual clinical provider in Portland, Maine, licensed in Maine (PS2233) and active in the NPI registry since June 2016. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1720439698

Entity TypeIndividualFemale

Primary Taxonomy103TC0700X

Provider Legal NameSARAH COURTNEY WALTERCredential: PH.D.

Location Address37 ANDOVER ROADPortland, ME 04102

Mailing Address37 Andover RoadPortland, ME 04102

Phone(207) 661-3600

Sole ProprietorNo

Enumeration DateJune 22, 2016

Last NPPES UpdateSeptember 1, 20213 updates tracked since enumeration

NPPES CertifiedSeptember 1, 2021

✔ NPI 1720439698 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

Licenses✔ Licensed in ME · PS2233✔ Licensed in VA · 0810005871

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License 10902 (NE)

37 ANDOVER ROAD, Portland, ME 04102

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sarah Courtney Walter Ph.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Sarah Walter reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mainehealth

0.2 mi

Psychiatric Hospital

123 ANDOVER RD
Westbrook, ME 04092

Reassigned Medicare billing, Maine enrollment
3,140 clinicians in this Medicare group

NPI 1790265502 (207) 761-2200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04102 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$169.96 typical visit price

range $56.28 – $169.96

Typical copayment $42.49 (range $14.07 – $42.49)

Most-billed visit code 99205

Established Patient

$99.18 typical visit price

range $18.22 – $138.92

Typical copayment $24.79 (range $4.55 – $34.73)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

CHRISTINE D DUB PHD

Psychologist (Clinical)

37 ANDOVER ROAD
PORTLAND, ME 04102

Cumberland County (207) 661-3600

ALISON THAXTER

Physical Therapist

37 ANDOVER ROAD
PORTLAND, ME 04102

Cumberland County (207) 661-3600

EMILY WASINA M.S., OTR/L

Occupational Therapist

37 ANDOVER ROAD
PORTLAND, ME 04102

Cumberland County (207) 661-3600

ANNE ELIZABETH BROWN LCSW

Social Worker (Clinical)

37 ANDOVER ROAD
PORTLAND, ME 04102

Cumberland County (207) 661-3600

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 Sarah Walter's NPI number?

The NPI number for Sarah Walter is 1720439698. It was assigned to this individual provider in the NPPES registry on June 22, 2016.

Where is Sarah Walter located?

Sarah Walter practices at 37 Andover Road, Portland, ME 04102. The listed phone number is (207) 661-3600.

What is Sarah Walter's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Sarah Walter enrolled in Medicare?

Yes. Sarah Walter is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sarah Walter's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sarah Walter reassigns Medicare benefits to Mainehealth (Westbrook, 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 Sarah Walter'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 Sarah Walter was last updated on September 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.