WILLIAM S WALKER NP
NPI 1487640033
Nurse Practitioner - Family in Washington, IN

Active since September 20, 2005PECOS EnrolledAccepts Medicare Assignment
1314 E WALNUT ST, WASHINGTON, IN 47501(812) 473-2642 Get Directions Write a Review

NPPES record last updated: June 27, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 27, 2024, Apr 23, 2024 (2 updates tracked since 2024).

About William S Walker Np NPPES

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

WILLIAM S WALKER NP (NPI 1487640033) is an individual family provider in Washington, Indiana, licensed in Indiana (71001830A) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Daviess Community Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1487640033
Entity TypeIndividualMale
Primary Taxonomy363LF0000X
Provider Legal NameWILLIAM S WALKERCredential: NP
Location Address1314 E WALNUT STWashington, IN 47501-2860
Mailing Address1314 E Walnut StWashington, IN 47501-2860
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateSeptember 20, 2005
Last NPPES UpdateJune 27, 20242 updates tracked since enumeration
NPPES CertifiedJune 27, 2024
NPI 1487640033 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in IN · 71001830A
Also ListedOrthopaedic Surgery · Sports MedicineTaxonomy 207XX0005X · License 71001830A (IN)
1314 E WALNUT ST, Washington, IN 47501

Secondary Practice Locations 3

Location 11900 Saint Charles StJasper, IN 47546-9145 · Phone (812) 634-1211 ext. 115 · Fax (812) 634-9762
Location 2421 E Van Trees StWashington, IN 47501-2948 · Phone (812) 254-2663 · Fax (812) 257-7075
Location 3901 Saint Marys Dr Ste 300Evansville, IN 47714-0521 · Phone (812) 473-2642

Other Identifiers 2

Other000000372944IN · Anthem
Medicaid200520250AIN

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

William S Walker Np 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 ID9638179328
PECOS Enrollment IDI20070103000027
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 3

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.

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.
330 services30 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.
85 services61 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.
29 services21 patients

Hospital Affiliations CMS Care Compare 3

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

Daviess Community Hospital

Acute Care Hospitals · Washington, IN
3/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number150061
Location1314 E Walnut StWashington, IN 47501 · Daviess County
Emergency services Birthing friendly

Ascension St Vincent Evansville

Acute Care Hospitals · Evansville, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150100
Location3700 Washington AveEvansville, IN 47750 · Vanderburgh County
Emergency services Birthing friendly

Memorial Hospital And Health Care Center

Acute Care Hospitals · Jasper, IN
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number150115
Location800 W 9th StJasper, IN 47546 · Dubois County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 47501 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
$94.22 typical visit price
range $16.93 – $132.22
Typical copayment $23.55 (range $4.23 – $33.05)
Most-billed visit code 99214
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.

Surgery
1314 E WALNUT ST
WASHINGTON, IN 47501
Anesthesiology
1314 E WALNUT ST
WASHINGTON, IN 47501
Psychologist
1314 E WALNUT ST
WASHINGTON, IN 47501
Social Worker (Clinical)
1314 E WALNUT ST
WASHINGTON, IN 47501
Dietitian, Registered
1314 E WALNUT ST
WASHINGTON, IN 47501
Allergy & Immunology
1314 E WALNUT ST
WASHINGTON, IN 47501
Nurse Anesthetist, Certified Registered
1314 E WALNUT ST
WASHINGTON, IN 47501
Radiology (Diagnostic Radiology)
1314 E WALNUT ST
WASHINGTON, IN 47501

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 William Walker's NPI number?

The NPI number for William Walker is 1487640033. It was assigned to this individual provider in the NPPES registry on September 20, 2005.

Where is William Walker located?

William Walker practices at 1314 E Walnut St, Washington, IN 47501. The listed phone number is (812) 473-2642.

What is William Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is William Walker enrolled in Medicare?

Yes. William Walker 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 William Walker accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and CareSource list William Walker 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 William Walker affiliated with any hospitals?

According to CMS data, William Walker is affiliated with Daviess Community Hospital, Ascension St Vincent Evansville and Memorial Hospital And Health Care Center.

When was this NPI record last updated?

The NPPES record for William Walker was last updated on June 27, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.