MR. TIMOTHY BRIAN WILLIAMS PA-C
NPI 1558613547
Physician Assistant in Munster, IN

Active since October 15, 2012PECOS EnrolledAccepts Medicare Assignment
9900 COLUMBIA AVE, MUNSTER, IN 46321(219) 924-3300(219) 922-5424 Get Directions Write a Review

NPPES record last updated: February 13, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 13, 2025, Jun 13, 2023, May 30, 2023 (3 updates tracked since 2023).

About Mr. Timothy Brian Williams Pa-c NPPES

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

MR. TIMOTHY BRIAN WILLIAMS PA-C (NPI 1558613547) is an individual physician assistant in Munster, Indiana, licensed in Indiana (10001471A) and active in the NPI registry since October 2012. He is enrolled in Medicare PECOS, is affiliated with St Catherine Hospital Inc, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1558613547
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameMR. TIMOTHY BRIAN WILLIAMSCredential: PA-C
Location Address9900 COLUMBIA AVEMunster, IN 46321-4008
Mailing Address730 45th StMunster, IN 46321-2818 · (219) 924-3300 · Fax (219) 922-5424
Fax(219) 922-5424
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateOctober 15, 2012
Last NPPES UpdateFebruary 13, 20253 updates tracked since enumeration
NPPES CertifiedFebruary 13, 2025
NPI 1558613547 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses Licensed in IN · 10001471A Licensed in IN · 99053959A
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
9900 COLUMBIA AVE, Munster, IN 46321

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mr. Timothy Brian Williams Pa-c 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 ID7315191699
PECOS Enrollment IDI20130214000335
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.

Areas of Expertise CMS Part B claims 20

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Hyaluronan or derivative, trivisc, for intra-articular injection, 1 mg J7329
Trivisc is a treatment involving injections of a substance called hyaluronan into your joint, typically the knee. This substance is similar to a natural fluid in your joints that helps cushion and lubricate them. Trivisc can help reduce pain and improve joint movement.
8,100 services75 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
2,870 services192 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
565 services278 patients
Aspiration and/or injection of fluid large joint using ultrasound guidance 20611
This procedure involves using ultrasound technology to accurately locate a large joint, usually the knee or shoulder. A needle is then inserted to either extract fluid (aspiration) or inject medication. The ultrasound helps ensure precision and safety.
495 services182 patients
Hyaluronan or derivative, hyalgan, supartz or visco-3, for intra-articular injection, per dose J7321
Hyaluronan or derivatives like Hyalgan, Supartz, or Visco-3, are used in intra-articular injections for joint pain relief. They help by improving joint lubrication, reducing inflammation, and promoting tissue healing. Each dose is administered directly into the joint space.
154 services36 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
135 services85 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Catherine Hospital Inc

Acute Care Hospitals · East Chicago, IN
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150008
Location4321 Fir StreetEast Chicago, IN 46312 · Lake County
Emergency services Birthing friendly

St Mary Medical Center Inc

Acute Care Hospitals · Hobart, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150034
Location1500 S Lake Park AveHobart, IN 46342 · Lake County
Emergency services Birthing friendly

Franciscan Health Dyer

Acute Care Hospitals · Dyer, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number150090
Location24 Joliet StDyer, IN 46311 · Lake County
Emergency services Birthing friendly

Community Hospital

Acute Care Hospitals · Munster, IN
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150125
Location901 Macarthur BlvdMunster, IN 46321 · Lake County
Emergency services Birthing friendly

Franciscan Health Munster

Acute Care Hospitals · Munster, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150165
Location701 Superior AveMunster, IN 46321 · Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46321 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
$82.04 typical visit price
range $53.07 – $161.76
Typical copayment $20.51 (range $13.26 – $40.44)
Most-billed visit code 99203
Established Patient
$66.48 typical visit price
range $16.93 – $132.22
Typical copayment $16.62 (range $4.23 – $33.05)
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 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Physical Therapist
9900 COLUMBIA AVE
MUNSTER, IN 46321
Orthopaedic Surgery (Hand Surgery)
9900 COLUMBIA AVE
MUNSTER, IN 46321
Physician Assistant (Medical)
9900 COLUMBIA AVE
MUNSTER, IN 46321
Physician Assistant
9900 COLUMBIA AVE
MUNSTER, IN 46321
Physical Therapy Assistant
9900 COLUMBIA AVE
MUNSTER, IN 46321
Podiatrist (Foot & Ankle Surgery)
9900 COLUMBIA AVE
MUNSTER, IN 46321
Orthopaedic Surgery
9900 COLUMBIA AVE
MUNSTER, IN 46321
Orthopaedic Surgery
9900 COLUMBIA AVE
MUNSTER, IN 46321

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 Timothy Williams's NPI number?

The NPI number for Timothy Williams is 1558613547. It was assigned to this individual provider in the NPPES registry on October 15, 2012.

Where is Timothy Williams located?

Timothy Williams practices at 9900 Columbia Ave, Munster, IN 46321. The listed phone number is (219) 924-3300.

What is Timothy Williams's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Timothy Williams enrolled in Medicare?

Yes. Timothy Williams 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.

What insurance does Timothy Williams accept?

Health plans from Anthem Blue Cross and Blue Shield list Timothy Williams 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.

Is Timothy Williams affiliated with any hospitals?

According to CMS data, Timothy Williams is affiliated with St Catherine Hospital Inc, St Mary Medical Center Inc, Franciscan Health Dyer, Community Hospital and Franciscan Health Munster.

When was this NPI record last updated?

The NPPES record for Timothy Williams was last updated on February 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.