Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MR. DEREK M WEST ACNP-BC
NPI 1164756664
Nurse Practitioner - Acute Care in Evansville, IN

Q: What is Derek West's NPI number?

The NPI number for Derek West is 1164756664. It was assigned to this individual provider in the NPPES registry on September 30, 2009.

Q: What is Derek West's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Q: When was this NPI record last updated?

The NPPES record for Derek West was last updated on July 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 days 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.

Active since September 30, 2009PECOS Enrolled

520 MARY ST STE 520, EVANSVILLE, IN 47710(812) 424-8231(812) 435-8794 Get Directions Write a Review

NPPES record last updated: July 24, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 24, 2026, Mar 5, 2024, Jul 31, 2019 and 2 more (5 updates tracked since 2018).

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About Mr. Derek M West Acnp-bc NPPES

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

MR. DEREK M WEST ACNP-BC (NPI 1164756664) is an individual acute care provider in Evansville, Indiana, licensed in Indiana (71003054A) and active in the NPI registry since September 2009. He is enrolled in Medicare PECOS, is affiliated with Deaconess Hospital Inc, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1164756664

Entity TypeIndividualMale

Primary Taxonomy363LA2100X

Provider Legal NameMR. DEREK M WESTCredential: ACNP-BC

Location Address520 MARY ST STE 520Evansville, IN 47710-1682

Mailing Address520 Mary St Ste 520Evansville, IN 47710-1682 · (812) 424-8231 · Fax (812) 435-8794

Phone(812) 424-8231

Fax(812) 435-8794

Sole ProprietorNo

Medical School CMSOtherGraduated 2009

Enumeration DateSeptember 30, 2009

Last NPPES UpdateJuly 24, 20265 updates tracked since enumeration

NPPES CertifiedJuly 24, 2026

✔ NPI 1164756664 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LA2100X

License✔ Licensed in IN · 71003054A

520 MARY ST STE 520, Evansville, IN 47710

Open in Google Maps ↗

Secondary Practice Locations 2

Location 1801 Saint Marys Dr Ste 200EEvansville, IN 47714-0518 · Phone (812) 424-8231 · Fax (812) 435-8794

Location 24133 Gateway Blvd Ste 290Newburgh, IN 47630-7918 · Phone (812) 424-8231 · Fax (812) 435-8794

Other Identifiers 4

Medicaid7100101320KY

Other71003054AIN · In License

Medicaid200975230IN

Other000000637973IN · Anthem

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource.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. Derek M West Acnp-bc 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 ID5092854810

PECOS Enrollment IDI20091207000657

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 5

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.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

52 services36 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

47 services31 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

31 services31 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

28 services27 patients

Hospital discharge day management, more than 30 minutes 99239

Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Deaconess Hospital Inc

Acute Care Hospitals · Evansville, IN

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150082

Location600 Mary StEvansville, IN 47710 · Vanderburgh County

Emergency services

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 47710 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.

MS. EMILY L SEGER PA-C

Physician Assistant (Medical)