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MICHAEL JOHNSTON LCSW
NPI 1194374355
Social Worker - Clinical in Scarborough, ME

Active since September 10, 2019PECOS EnrolledAccepts Medicare Assignment
20 MUSSEY RD, SCARBOROUGH, ME 04074(207) 838-0512 Get Directions Write a Review

NPPES record last updated: September 16, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 16, 2025, Dec 9, 2023, Sep 10, 2019 (3 updates tracked since 2019).

About Michael Johnston Lcsw NPPES

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

MICHAEL JOHNSTON LCSW (NPI 1194374355) is an individual clinical provider in Scarborough, Maine, licensed in Maine (LC18231) and active in the NPI registry since September 2019. He is enrolled in Medicare PECOS and is a graduate of Other (2017).

NPPES Registry Identity

NPI1194374355
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameMICHAEL JOHNSTONCredential: LCSW
Location Address20 MUSSEY RDScarborough, ME 04074-9570
Mailing Address20 Mussey RdScarborough, ME 04074-9570 · (207) 200-5621
Phone(207) 838-0512
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateSeptember 10, 2019
Last NPPES UpdateSeptember 16, 20253 updates tracked since enumeration
NPPES CertifiedSeptember 16, 2025
✔ NPI 1194374355 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in ME · LC18231
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
20 MUSSEY RD, Scarborough, ME 04074
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Harvard Pilgrim Health Care.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

Michael Johnston Lcsw 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 ID1850780263
PECOS Enrollment IDI20211104003173
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 Reassignments

2

Medicare enrollment records show Michael Johnston reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Southern Maine Psychotherapy LLC
Same address
Clinical
20 MUSSEY RD
Scarborough, ME 04074
  • Reassigned Medicare billing, Maine enrollment
NPI 1164299194 (207) 200-5621
Art Of Awareness, Inc.
4.4 mi
Clinical
813 BROADWAY
South Portland, ME 04106
  • Reassigned Medicare billing, Maine enrollment
  • 11 clinicians in this Medicare group
NPI 1891833760 (207) 799-1331

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 04074 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
$0.00 typical visit price
range $56.28 – $169.96
Typical copayment $0.00 (range $14.07 – $42.49)
Most-billed visit code NA
Established Patient
$70.13 typical visit price
range $18.22 – $138.92
Typical copayment $17.53 (range $4.55 – $34.73)
Most-billed visit code 99213
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.

KRISTEN ALYSE SCOPAZ MD
Family Medicine
20 MUSSEY RD
SCARBOROUGH, ME 04074
Cumberland County (207) 885-1333
SOUTHERN MAINE PSYCHOTHERAPY LLC
Social Worker (Clinical)
20 MUSSEY RD
SCARBOROUGH, ME 04074
Cumberland County (207) 200-5621
GWENDOLYN OGUIN DO
Family Medicine
20 MUSSEY RD, SUITE 2
SCARBOROUGH, ME 04074
Cumberland County (207) 885-1333
CLAUDIA WINOGRAD HEISE M.D. PH.D.
Family Medicine
20 MUSSEY RD, STE 2
SCARBOROUGH, ME 04074
Cumberland County (207) 535-1880

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 Michael Johnston's NPI number?

The NPI number for Michael Johnston is 1194374355. It was assigned to this individual provider in the NPPES registry on September 10, 2019.

Where is Michael Johnston located?

Michael Johnston practices at 20 Mussey Rd, Scarborough, ME 04074. The listed phone number is (207) 838-0512.

What is Michael Johnston's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Michael Johnston enrolled in Medicare?

Yes. Michael Johnston 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 Michael Johnston's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Johnston reassigns Medicare benefits to 2 organizations: Southern Maine Psychotherapy LLC (Scarborough, ME) and Art Of Awareness, Inc. (South Portland, 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 Michael Johnston's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Johnston accept?

Health plans from Harvard Pilgrim Health Care list Michael Johnston 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 Michael Johnston was last updated on September 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.