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Dr. William Drier , PhD, LISW

Social Worker • Waterloo, IA

Active NPI 1023400223 Individual Practitioner Male Practitioner Accepts Medicare assignment Telehealth (some services)
Practice location in NPPES

3356 Kimball Ave
Waterloo, IA 507025700

Call 3192142159 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

3356 Kimball Ave

Waterloo, IA 507025700

Telephone 3192142159
Organization at the Same NPPES Address or Phone
Renew Counseling Services, Llc Facility NPI 1760617138

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

Medicare Profile & Education

Source: CMS Doctors and Clinicians National Downloadable File

Graduation Year

1984

Medicare patients

16 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 $49,797 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 $38,240 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

42 years (graduated 1984)

CMS Doctors and Clinicians data list 1984 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

2015

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, “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.

Guide: How Medicare covers telehealth

Enrolled in Medicare (PECOS)

Dr. Drier 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 Dr. Drier 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 Waterloo and Iowa

Billing and prescribing volume is not a quality rating.

Medicare Part B services

More Medicare Part B services than 95% of clinicians listed under Social Worker in Iowa (2024, 49 clinicians with data). Median for this group: 158. Middle half: 117 to 236.

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

Medicare-allowed amount

A higher Medicare-allowed amount than 95% of clinicians listed under Social Worker in Iowa (2024, 49 clinicians with data). Median for this group: $15,403. Middle half: $8,762 to $20,975.

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

Paid by Medicare

A higher Medicare payment amount than 95% of clinicians listed under Social Worker in Iowa (2024, 49 clinicians with data). Median for this group: $11,671. Middle half: $6,653 to $15,439.

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

41 active clinicians are listed under Social Worker with a practice address in Waterloo, IA (1,157 in Iowa).

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

Telehealth indicator in Waterloo

4.9% of these 41 clinicians have the CMS telehealth indicator.

17.1% of these 41 clinicians are listed by CMS as accepting Medicare assignment.

Sources: CMS Medicare Physician & Other Practitioners (2024), CMS Doctors and Clinicians, 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
461 16 $180.00 $108.02

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 IA 077437

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.

Social Worker

NUCC Taxonomy Code: 104100000X

License # reported to NPPES IL 150.015.162

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: Iowa 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

I20171114000449

Enrollment State Jurisdiction

IA

PECOS Control ID

8628334315

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.

Career & Practice History Timeline

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

14 Historical Events
✅
NPI Profile Active November 01, 2017

NPI status registered as active in NPPES database

📍
Updated Practice Location November 01, 2017

Registered at 3356 KIMBALL AVE, WATERLOO, IA 507025700 (Tel: 3192142159)

📍
Updated Business Mailing Address November 01, 2017

Registered at 1900 WESTCHESTER RD APT H, WATERLOO, IA 507014500 (Tel: 3127207267)

👤
Provider Name / Credentials Updated November 01, 2017

Recorded as WILLIAM DRIER, PH.D.; LISW

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 01, 2017

Social Worker (license number reported to NPPES: IA 077437)

📍
Updated Practice Location September 01, 2017

Registered at 3356 KIMBALL AVE, WATERLOO, IA 507025700 (Tel: 3192142159)

📍
Updated Business Mailing Address September 01, 2017

Registered at 1900 WESTCHESTER RD APT H, WATERLOO, IA 507014500 (Tel: (312) 720-7267)

👤
Provider Name / Credentials Updated September 01, 2017

Recorded as WILLIAM DRIER, PH.D.; LISW

✅
NPI Profile Active February 24, 2015

NPI status registered as active in NPPES database

📍
Practice Location (Initial Record) February 24, 2015

Registered at 405 S KENILWORTH AVE, 3, OAK PARK, IL 603024916 (Tel: 7084059505)

📍
Business Mailing Address (Initial Record) February 24, 2015

Registered at 405 S KENILWORTH AVE, 3, OAK PARK, IL 603024916 (Tel: 7084059505)

👤
Provider Name / Credentials (Initial Record) February 24, 2015

Recorded as WILLIAM DRIER, PH.D.; LSW

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 24, 2015

Social Worker (license number reported to NPPES: IL 150.015.162)

🟢
Initial NPI Registration & Enumeration February 24, 2015

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1023400223
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: February 24, 2015
Last Update: November 01, 2017
Sole Proprietor: Yes

Other Social Workers in Waterloo

Healthcare providers in Waterloo

More public profiles in Iowa

Directory navigation, in NPI number order.

Mailing Address

1900 Westchester Rd Apt H

Waterloo, IA 507014500

Phone: 3127207267

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.