NPPES file of Aug 9, 2026

Timothy Brian Williams, PA-C

Physician Assistant · Munster, IN

Timothy Brian Williams, PA-C is a physician assistant with a practice address in Munster, Indiana, and NPI 1558613547, issued on Oct 15, 2012. Check the license (Indiana 10001471A, as entered in NPPES) with the Indiana board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558613547
Name
Timothy Brian Williams
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
10001471A IN
99053959A IN
Self-reported in NPPES; status is on the state search
Practice location
9900 Columbia Ave, Munster, IN 46321
Phone
(219) 924-3300
Enumerated
Oct 15, 2012
Record last updated
Feb 13, 2025
Fax
(219) 922-5424
Medicare enrollment
Enrolled (PECOS I20130214000335); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9900 Columbia Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Amy Berghoff, PA-CMedical Physician Assistant1144617663
  2. Brittany Carr, PA-CPhysician Assistant1346510898
  3. Ahmad Dabbouseh, DPMFoot & Ankle Surgery Podiatrist1235768078
  4. Sunil Dedhia, M.D.Orthopaedic Surgery Physician1932369543
  5. Kelly Dejong, FNP-CFamily Nurse Practitioner1417329707
  6. Jillian Ditusa, PA-CPhysician Assistant1528947876

Verify Timothy Brian Williams in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Indiana board licenses this profession
    Search for license 10001471A
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Indiana license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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29% fewer Medicare Part D claims than the average physician assistant in 2024

586 Medicare Part D claims for 214 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 263 claims were for opioids.

  1. Timothy Williams586
  2. Specialty average830

Most prescribed

  1. Hydrocodone-Acetaminophen192 claims
  2. Gabapentin87 claims
  3. Celecoxib55 claims
  4. Acetaminophen-Codeine35 claims
  5. Meloxicam35 claims
  6. Methylprednisolone28 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $284.03

5 payments; by number, the most common kind was food and beverage; the largest payer was Lightbody Medical Technologies Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Timothy Williams$284.03
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Community Care Network IncEast Chicago, IN
  2. Orthopaedic Specialists OF Northwest Indiana PCSaint John, IN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Timothy Brian Williams among 2,419 physician assistant records in Indiana

Timothy Brian Williams, PA-C is one of 2,419 physician assistant records with a practice address in Indiana. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 24% of them.

  • NPI issued2012 · 24% of these records are older, 74% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2012 · median 2019 among the 1,700 with a school on file
  • Record last updated2025 · 25% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

45 physician assistant records list a practice address in Munster

They are 45 of the 1,515 NPPES records with a practice address in Munster, and 2,419 physician assistant records in Indiana.

The 8 physician assistant records with the nearest ZIP codes

  1. Carley Austgen, PA-CMunster, IN 463211710548409
  2. Gwen Behm, PA-CMunster, IN 463211699929513
  3. Katie Carlson, PA-CMunster, IN 463211346783396
  4. Brittany Carr, PA-CMunster, IN 463211346510898
  5. Kaitlyn Cauwels, PA-CMunster, IN 463211467860882
  6. Brittany Flanagan, M.S., P.A.Munster, IN 463211649672643
  7. Glenn Groom, P.A.Munster, IN 463211871678144
  8. Lauren Howe, PA-CMunster, IN 463211306216981

Common questions

What is Timothy Brian Williams, PA-C's NPI number?

Timothy Brian Williams, PA-C's National Provider Identifier (NPI) is 1558613547, issued on Oct 15, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Brian Williams, PA-C located?

The NPPES record lists a practice address at 9900 Columbia Ave, Munster, IN, 46321. Phone: (219) 924-3300. Providers update this record themselves, so call before visiting.

How can I verify Timothy Brian Williams, PA-C's license?

NPPES lists Indiana license number 10001471A, as entered by the provider. Search the Indiana board that licenses this profession; the NPPES record confirms identity only.

How much does Timothy Brian Williams, PA-C prescribe under Medicare Part D?

In 2024, Timothy Brian Williams, PA-C had 586 Medicare Part D claims for 214 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.