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DEREK LEWIS ALLEN FNP
NPI 1417755349
Nurse Practitioner in Madison, TN

Active since March 05, 2025PECOS EnrolledAccepts Medicare Assignment
500 HOSPITAL DR, MADISON, TN 37115(615) 769-5000 Get Directions Write a Review

NPPES record last updated: September 2, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 2, 2025, Mar 5, 2025 (2 updates tracked since 2025).

About Derek Lewis Allen Fnp NPPES

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

DEREK LEWIS ALLEN FNP (NPI 1417755349) is an individual nurse practitioner in Madison, Tennessee, licensed in Tennessee (39334) and active in the NPI registry since March 2025. He is enrolled in Medicare PECOS, is affiliated with Tristar Skyline Medical Center, and is a graduate of Other (2025).

NPPES Registry Identity

NPI1417755349
Entity TypeIndividualMale
Primary Taxonomy363L00000X
Provider Legal NameDEREK LEWIS ALLENCredential: FNP
Location Address500 HOSPITAL DRMadison, TN 37115-5031
Mailing Address500 Hospital DrMadison, TN 37115-5031
Phone(615) 769-5000
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateMarch 5, 2025
Last NPPES UpdateSeptember 2, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 2, 2025
✔ NPI 1417755349 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in TN · 39334
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
Also ListedRegistered NurseTaxonomy 163W00000X · License 215488 (TN)
500 HOSPITAL DR, Madison, TN 37115
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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

Derek Lewis Allen Fnp 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 ID4183120850
PECOS Enrollment IDI20251001002650
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.

Hospital Affiliations CMS Care Compare

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

Tristar Skyline Medical Center

Acute Care Hospitals · Nashville, TN
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number440006
Location3441 Dickerson PikeNashville, TN 37207 · Davidson County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37115 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
$81.53 typical visit price
range $52.64 – $160.89
Typical copayment $20.38 (range $13.16 – $40.22)
Most-billed visit code 99203
Established Patient
$93.60 typical visit price
range $16.72 – $131.41
Typical copayment $23.40 (range $4.18 – $32.85)
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 13

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

MADISON ANESTHESIOLOGY, LLC
Anesthesiology
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 865-0300
TCMC MADISON-PORTLAND, INC.
Rehabilitation Unit
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 865-0300
HTI MEMORIAL HOSPITAL CORPORATION
Psychiatric Unit
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 865-0300
DR. LINDSAY KISHANNA EVANS-MITCHELL M.D.
Psychiatry & Neurology (Psychiatry)
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 769-5000
HTI MEMORIAL HOSPITAL CORPORATION
Psychiatric Unit
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 865-0300
TCMC MADISON-PORTLAND, INC.
Psychiatric Unit
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 865-0300
TCMC MADISON-PORTLAND, INC.
Rehabilitation Unit
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 865-0300
TIMOTHY ANDREW CLOUSE LCSW
Social Worker (Clinical)
500 HOSPITAL DR
MADISON, TN 37115
Davidson County (615) 769-5253

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 Derek Allen's NPI number?

The NPI number for Derek Allen is 1417755349. It was assigned to this individual provider in the NPPES registry on March 5, 2025.

Where is Derek Allen located?

Derek Allen practices at 500 Hospital Dr, Madison, TN 37115. The listed phone number is (615) 769-5000.

What is Derek Allen's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Derek Allen enrolled in Medicare?

Yes. Derek Allen 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.

Is Derek Allen affiliated with any hospitals?

According to CMS data, Derek Allen is affiliated with Tristar Skyline Medical Center.

When was this NPI record last updated?

The NPPES record for Derek Allen was last updated on September 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.