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MRS. MALLORY DERRICK B.A.
NPI 1376977330
Social Worker - Clinical in Nashville, TN

Active since August 27, 2013PECOS Enrolled
2410 CHARLOTTE AVE, NASHVILLE, TN 37203(615) 321-2575(615) 327-4536 Get Directions Write a Review

NPPES record last updated: April 9, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mrs. Mallory Derrick B.a. NPPES

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

MRS. MALLORY DERRICK B.A. (NPI 1376977330) is an individual clinical provider in Nashville, Tennessee, licensed in Minnesota (1376977330) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1376977330
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMRS. MALLORY DERRICKCredential: B.A.
Location Address2410 CHARLOTTE AVENashville, TN 37203-1517
Mailing Address2410 Charlotte AveNashville, TN 37203-1517
Phone(615) 321-2575
Fax(615) 327-4536
Sole ProprietorYes
Medical School CMSOtherGraduated 2015
Enumeration DateAugust 27, 2013
Last NPPES UpdateApril 9, 2026
NPPES CertifiedApril 9, 2026
✔ NPI 1376977330 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in MN · 1376977330
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
2410 CHARLOTTE AVE, Nashville, TN 37203
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Mallory Derrick B.a. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6103395140
PECOS Enrollment IDI20260519002800
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.

Medicare Billing Reassignment

Medicare enrollment records show Mallory Derrick reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regions Hospital
686 mi
Ambulatory Surgical
233 RADIO DR
Woodbury, MN 55125
  • Reassigned Medicare billing, Minnesota enrollment
  • 393 clinicians in this Medicare group
NPI 1649035643 (651) 254-7400

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 37203 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
$0.00 typical visit price
range $52.64 – $160.89
Typical copayment $0.00 (range $13.16 – $40.22)
Most-billed visit code NA
Established Patient
$66.01 typical visit price
range $16.72 – $131.41
Typical copayment $16.50 (range $4.18 – $32.85)
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.

KEMBA TURNER
Counselor (Addiction (Substance Use Disorder))
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (615) 321-2575
JASMINE BERRY
Case Manager/Care Coordinator
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (972) 391-4206
AMY MARIE TURNER
Counselor (Addiction (Substance Use Disorder))
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (615) 327-4528
MICHAEL LARKIN
Counselor (Addiction (Substance Use Disorder))
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (972) 391-4702
MISS ALLYSON LEE MAGILL
Counselor (Professional)
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (615) 321-2575
MRS. ELIZABETH REBEKAH SMITH M.S.S.W.
Social Worker
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (615) 321-2575
KIRSTEN MOUSSA B.S.
Counselor
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (615) 321-2575
JOHN PAUL PASLAY M.A.
Counselor (Mental Health)
2410 CHARLOTTE AVE
NASHVILLE, TN 37203
Davidson County (615) 321-2575

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 Mallory Derrick's NPI number?

The NPI number for Mallory Derrick is 1376977330. It was assigned to this individual provider in the NPPES registry on August 27, 2013.

Where is Mallory Derrick located?

Mallory Derrick practices at 2410 Charlotte Ave, Nashville, TN 37203. The listed phone number is (615) 321-2575.

What is Mallory Derrick's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is Mallory Derrick enrolled in Medicare?

Yes. Mallory Derrick is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mallory Derrick's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mallory Derrick reassigns Medicare benefits to Regions Hospital (Woodbury, MN). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mallory Derrick's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mallory Derrick was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.