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John Grigas , LCSW

Social Worker β€’ Lewiston, ME

Active NPI 1699400770 Individual Practitioner Male Practitioner Accepts Medicare assignment
Practice location in NPPES

646 Main St
Lewiston, ME 042405935

Call 2073761711 Location details and other listings
Medical Disclaimer

This profile restates public CMS/NPPES data; T-MedInfo gives no medical advice — consult a licensed professional, and call 911 for emergencies.

Practice Location & Contact Primary Location

Practice Address

646 Main St

Lewiston, ME 042405935

Telephone 2073761711
Organization at the Same NPPES Address or Phone
Richardson Hollow Associates Inc Facility NPI 1447321005

Matched by practice address or phone in NPPES. A shared address or phone does not confirm that this clinician works there.

Other Listings in Public Data

CMS Doctors and Clinicians lists 1 group name: Community Health Centers Of Burlington Inc. See the list

Source: CMS Doctors and Clinicians National Downloadable File, release date unavailable.

Listings do not confirm current availability, employment or a shared ownership network.

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

2022

Years since graduation

4 years (graduated 2022)

CMS Doctors and Clinicians data list 2022 as the year this clinician finished professional school.

What this does not show: Years since graduation

It is not the number of years in practice, and more years does not mean better care.

Source: CMS Doctors and Clinicians National Downloadable File.

NPI first issued

2022

The year this clinician's National Provider Identifier (NPI) was issued. An NPI is a unique 10-digit ID that US health care providers use for billing.

What this does not show: NPI first issued

NPIs have been issued only since 2005, so this year is not necessarily when the clinician started practicing.

Source: CMS NPPES NPI Registry.

Accepts Medicare assignment

CMS data list this clinician as accepting Medicare assignment. This means agreeing to take the Medicare-approved amount as full payment for covered services.

Medicare assignment applies to Original Medicare. It does not tell you whether the clinician is in a Medicare Advantage plan's network, accepts other insurance, or is taking new patients.

Source: CMS Doctors and Clinicians; Medicare.gov, β€œDoes your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

No telehealth indicator

CMS shows this indicator only when recent Medicare claims include telehealth services. The clinician may still offer telehealth; ask the office.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

John Grigas has a Medicare enrollment record in PECOS, the CMS system clinicians use to enroll so they can bill Medicare or order services for people with Medicare.

It does not show whether the clinician accepts assignment, is in your plan's network, or is taking new patients.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What Medicare enrollment (PECOS) means

Can order Medicare-covered services

CMS lists John Grigas as eligible to order or refer Medicare Part B clinical laboratory and imaging services and durable medical equipment (DME) for people with Medicare.

What this does not show: Can order Medicare-covered services

It does not mean the clinician offers these services directly.

Source: CMS Medicare Fee-For-Service Public Provider Enrollment (PECOS); CMS Order and Referring file.

Guide: What ordering and referring status means

Compared with the same specialty in Lewiston and Maine

43 active clinicians are listed under Social Worker with a practice address in Lewiston, ME (578 in Maine).

Addresses are self-reported to NPPES and may be out of date.

Telehealth indicator in Lewiston

4.7% of these 43 clinicians have the CMS telehealth indicator.

16.3% of these 43 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Doctors and Clinicians, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo Β· Report an error.

Specialties & License Numbers Reported to NPPES

Self-certified to NPPES: 2025-04-01
Social Worker Primary Specialty

NUCC Taxonomy Code: 104100000X

License # reported to NPPES ME LC24575

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

Check License Status with the State Board License numbers are self-reported to NPPES; T-MedInfo does not confirm them against state records. Current status: Maine State Medical Licensing Board.
Look Up on State Board Site

Medicare (PECOS) Enrollment & Ordering Eligibility

Source: CMS PECOS
Medicare FFS Enrollment Status Medicare Enrollment on File
CMS Provider Specialty

PRACTITIONER - CLINICAL SOCIAL WORKER

Medicare Enrollment ID

I20260114000522

Enrollment State Jurisdiction

VT

PECOS Control ID

8628589082

Medicare Order & Referring Eligibility
Clinical Lab & Imaging (Part B) Eligible
Durable Medical Equipment (DME) Eligible
Home Health Agency (HHA) Not Eligible
Power Mobility Devices (PMD) Not Eligible

Sources: CMS Provider Enrollment and Order and Referring. Medicare enrollment is a billing status, not an accreditation or quality rating.

Medicare Group Practice Enrollments

Source: CMS Doctors and Clinicians National Downloadable File

Community Health Centers Of Burlington Inc

617 Riverside Ave, Burlington, VT 054011601

Phone: 8028646309

Career & Practice History Timeline

Changes recorded in monthly NPPES data files: addresses, names, credentials, specialties and NPI status

14 Historical Events
πŸ‘€
Provider Name / Credentials Updated April 01, 2025

Recorded as JOHN GRIGAS, LCSW

πŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) April 01, 2025

Social Worker (license number reported to NPPES: ME LC24575)

πŸ“
Updated Practice Location August 13, 2024

Registered at 646 MAIN ST, LEWISTON, ME 042405935 (Tel: 2073761711)

πŸ“
Updated Business Mailing Address August 13, 2024

Registered at 67 EUSTIS PKWY, WATERVILLE, ME 049015173

πŸ“
Updated Practice Location July 29, 2024

Registered at 220 MAIN ST, NORWAY, ME 042685958 (Tel: 2077391026)

πŸ“
Updated Business Mailing Address July 29, 2024

Registered at 124 BISBEE TOWN RD, WATERFORD, ME 040883215 (Tel: 2075607203)

πŸ‘€
Provider Name / Credentials Updated July 29, 2024

Recorded as JOHN GRIGAS, LMSW-CC

πŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) July 29, 2024

Social Worker (license number reported to NPPES: ME MC21842)

βœ…
NPI Profile Active July 21, 2022

NPI status registered as active in NPPES database

πŸ“
Practice Location (Initial Record) July 21, 2022

Registered at 420 CUMBERLAND AVE, PORTLAND, ME 041012823 (Tel: 2078717431)

πŸ“
Business Mailing Address (Initial Record) July 21, 2022

Registered at 420 CUMBERLAND AVE, PORTLAND, ME 041012823 (Tel: 2078717431)

πŸ‘€
Provider Name / Credentials (Initial Record) July 21, 2022

Recorded as JOHN GRIGAS, CADC, MHRT/C

πŸŽ“
Medical Taxonomy / Specialty Registered (Primary Specialty) July 21, 2022

Behavior Technician (license number reported to NPPES: ME 36536)

🟒
Initial NPI Registration & Enumeration July 21, 2022

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1699400770
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 21, 2022
Last Update: April 01, 2025
Sole Proprietor: No

Mailing Address

67 Eustis Pkwy

Waterville, ME 049015173

About This Data NPPES fields (address, phone, specialty, license) are self-reported and may be outdated; Medicare fields follow the CMS dataset named in each section. Correct directly at NPPES.