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Stuart Chalin , LMSW

Social Worker • Chelsea, MI

Active NPI 1285778126 Individual Practitioner Male Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

350 North Main Street, Ste 150
Chelsea, MI 48118

Call 7345935251 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

350 North Main Street
Ste 150

Chelsea, MI 48118

Telephone 7345935251
Fax 7345935255
Organization at the Same NPPES Address or Phone
Sleep Well Centers, Llc Facility NPI 1487828240

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: Iha Health Services Corporation. See the list

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026.

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

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File, CMS release of October 2, 2026

Graduation Year

2001

Medicare patients

21 people with Original Medicare in 2024

Different Original Medicare patients in 2024; counts below 11 are hidden; this does not show availability or quality.

Source: CMS, Medicare Physician & Other Practitioners – by Provider, 2024.

Medicare-allowed amount

About $24,243 in 2024

The total amount Medicare approved for these services in 2024. It includes what Medicare paid and what patients or their other insurance owed, such as the deductible and coinsurance.

What this does not show: Medicare-allowed amount

This is not the clinician's income. Part of it can go to a clinic or group practice, staff, equipment or drugs. It is not the price you will pay.

Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2024.

Paid by Medicare

About $17,713 in 2024

The part of the Medicare-allowed amount that Medicare itself paid in 2024, after patients' deductibles and coinsurance.

What this does not show: Paid by Medicare

This is not the clinician's income and not a measure of quality.

Source: CMS, Medicare Physician & Other Practitioners – by Provider and Service, 2024.

Years since graduation

25 years (graduated 2001)

CMS Doctors and Clinicians data list 2001 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, CMS release of October 2, 2026.

NPI first issued

2007

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, CMS release of October 2, 2026; Medicare.gov, “Does your provider accept Medicare as full payment?”

Guide: What Medicare assignment means

Telehealth (some services)

Recent Medicare claims show this clinician provided some services by telehealth, such as a video or phone visit.

What this does not show: Telehealth (some services)

It does not mean all services are offered by telehealth, or that telehealth is covered by your plan.

Source: CMS, Telehealth Indicator on Medicare Care Compare (fact sheet, January 2023); CMS Doctors and Clinicians, CMS release of October 2, 2026.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Stuart Chalin 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 Stuart Chalin 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 Chelsea and Michigan

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 80% of clinicians listed under Social Worker in Michigan (2024, 106 clinicians with data). Median for this group: 125. Middle half: 66 to 209.

Too few clinicians listed under Social Worker in Chelsea have Medicare Part B data for 2024 to compare.

Medicare-allowed amount

A higher Medicare-allowed amount than 80% of clinicians listed under Social Worker in Michigan (2024, 106 clinicians with data). Median for this group: $11,118. Middle half: $4,466 to $20,631.

Too few clinicians listed under Social Worker in Chelsea have Medicare Part B data for 2024 to compare.

Paid by Medicare

A higher Medicare payment amount than 80% of clinicians listed under Social Worker in Michigan (2024, 106 clinicians with data). Median for this group: $8,425. Middle half: $3,088 to $15,362.

Too few clinicians listed under Social Worker in Chelsea have Medicare Part B data for 2024 to compare.

20 active clinicians are listed under Social Worker with a practice address in Chelsea, MI (9,252 in Michigan).

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

Telehealth indicator in Chelsea

45% of these 20 clinicians have the CMS telehealth indicator.

55% of these 20 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Doctors and Clinicians, CMS release of October 2, 2026, CMS NPPES NPI Registry. Specialty names follow the NUCC Health Care Provider Taxonomy.

Text: T-MedInfo · Report an error.

Performed Procedures & Service Volume

Services billed to Original Medicare Part B in 2024.

CMS Part B · Data Year 2024
Reporting Year:

CPT® is a registered trademark of the American Medical Association. CPT codes, descriptions and other data only are copyright 2020–2023 American Medical Association. All rights reserved. Applicable FARS/HHSARS apply. Descriptions of CPT codes are the AMA's CPT Consumer Friendly Descriptors as published by CMS in the Medicare Physician & Other Practitioners – by Provider and Service data, 2021–2024; they are plain-language summaries, not for clinical coding or documentation. HCPCS Level II codes and descriptions are from CMS. Fee schedules, relative value units, conversion factors and/or related components are not assigned by the AMA, are not part of CPT, and the AMA is not recommending their use. The AMA does not directly or indirectly practice medicine or dispense medical services. The AMA assumes no liability for data contained or not contained herein.

HCPCS Code Services Patients Submitted Charge Medicare Allowed
90837 Psychotherapy, 1 hour
154 14 $176.88 $105.32
90834 Psychotherapy, 45 minutes
108 15 $165.05 $74.29

Source: CMS Part B by Provider and Service, 2024; services under 11 beneficiaries omitted by CMS. Privacy limits

Submitted charges are billed amounts, not a price quote for your visit.

Specialties & License Numbers Reported to NPPES

Social Worker Primary Specialty

NUCC Taxonomy Code: 104100000X

License # reported to NPPES MI 6801088458

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: Michigan Department of Licensing and Regulatory Affairs.
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

I20070503000051

Enrollment State Jurisdiction

MI

PECOS Control ID

5991801292

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, CMS release of October 2, 2026

Iha Health Services Corporation

44428 Woodward Ave, Pontiac, MI 483415009

Phone: 7347128700

Iha Health Services Corporation

51341 W Huron River Dr, Van Buren, MI 481112571

Clinicians Sharing This Practice Address or Phone

Clinicians sharing this NPPES address, phone or fax; a shared contact does not mean they work together.

7 listed
Dr. Elizabeth Block , MD

Psychiatry & Neurology - Psychiatry

NPI 1457693855

Doctor of Medicine (M.D.)

NPI 1831156405

Licensed Master Social Worker

Barbra Mazie , LMSW

Social Worker

NPI 1154595627

Licensed Master Social Worker

Dr. Nicholas Morcos , MD

Psychiatry & Neurology - Psychiatry

NPI 1942613807

Doctor of Medicine (M.D.)

Dr. Masha Morris , MD

Psychiatry & Neurology - Psychiatry

NPI 1063087328

Doctor of Medicine (M.D.)

Dr. Frank Pavlovcic , DO

Psychiatry & Neurology - Psychiatry

NPI 1629089230

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

9 Historical Events
📍
Updated Practice Location July 26, 2024

Registered at 350 NORTH MAIN STREET, STE 150, CHELSEA, MI 48118 (Tel: 7345935251)

📍
Updated Business Mailing Address July 26, 2024

Registered at 24 FRANK LLOYD WRIGHT DRIVE, STE J2000, ANN ARBOR, MI 48105 (Tel: 7347476766)

👤
Provider Name / Credentials Updated July 26, 2024

Recorded as STUART CHALIN, LMSW

✅
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Practice Location (Initial Record) July 08, 2007

Registered at 15 RESEARCH DR, ANN ARBOR, MI 481032974 (Tel: 7346626300)

📍
Business Mailing Address (Initial Record) July 08, 2007

Registered at 2974 ATTERBERRY CT, ANN ARBOR, MI 481032082 (Tel: 7346626300)

👤
Provider Name / Credentials (Initial Record) July 08, 2007

Recorded as STUART CHALIN, MSW

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Social Worker (license number reported to NPPES: MI 6801088458)

🟢
Initial NPI Registration & Enumeration February 16, 2007

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1285778126
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 16, 2007
Last Update: July 26, 2024
Sole Proprietor: Yes

Other Social Workers in Chelsea

All Social Workers in Chelsea

Mailing Address

24 Frank Lloyd Wright Drive, Ste J2000

Ann Arbor, MI 48105

Phone: 7347476766

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.