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

DR. NIA BILLINGS PHD, LP
NPI 1003291105
Psychologist - Clinical in Wilmington, DE

Active since July 30, 2015PECOS Enrolled
501 W 14TH ST FL 6, WILMINGTON, DE 19801(302) 320-2100(302) 320-1373 Get Directions Write a Review

NPPES record last updated: July 29, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 29, 2026, Aug 12, 2022, Mar 30, 2021 and 2 more (5 updates tracked since 2020).

About Dr. Nia Billings Phd, Lp NPPES

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

DR. NIA BILLINGS PHD, LP (NPI 1003291105) is an individual clinical provider in Wilmington, Delaware, licensed in Delaware (B1-0011563) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS, maintains a secondary practice location in Saginaw, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1003291105
Entity TypeIndividualFemale
Primary Taxonomy103TC0700X
Provider Legal NameDR. NIA BILLINGSCredential: PHD, LP
Location Address501 W 14TH ST FL 6Wilmington, DE 19801-1013
Mailing Address700 Cooper Ave Ste 1100Saginaw, MI 48602-5383 · (989) 583-2729 · Fax (989) 583-2843
Fax(302) 320-1373
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateJuly 30, 2015
Last NPPES UpdateJuly 29, 20265 updates tracked since enumeration
NPPES CertifiedJuly 29, 2026
NPI 1003291105 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
Licenses Licensed in DE · B1-0011563 Licensed in MI · 6301018776 Licensed in PA · PS019694
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
501 W 14TH ST FL 6, Wilmington, DE 19801

Secondary Practice Location 1

Location 1700 Cooper Ave Ste 1100Saginaw, MI 48602-5383 · Phone (989) 583-2729 · Fax (989) 583-2843

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

Dr. Nia Billings Phd, Lp 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 ID5294149522
PECOS Enrollment IDI20221213001880
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 4

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.

Group psychotherapy 90853
Group psychotherapy involves individuals discussing their issues in a group setting, led by a professional therapist. It provides a supportive environment where members can learn from each other's experiences, gain different perspectives, and develop new ways to handle challenges.
208 services169 patients
Psychiatric diagnostic evaluation 90791
A psychiatric diagnostic evaluation is a thorough assessment used to identify any mental health conditions you may have. It involves a detailed discussion about your symptoms, thoughts, feelings and behavior patterns. Your medical history and family's mental health history are also considered.
181 services179 patients
Psychotherapy, 30 minutes 90832
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 30-minute session, the therapist helps you explore feelings, thoughts, and behaviors to better understand yourself and manage life's challenges.
100 services81 patients
Psychotherapy, 45 minutes 90834
Psychotherapy is a treatment method where you converse with a therapist about your thoughts, feelings, and behaviors. In a 45-minute session, the therapist assists you in understanding and managing your mental health concerns, improving emotional wellness, and promoting personal growth.
15 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19801 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
$173.08 typical visit price
range $57.12 – $173.08
Typical copayment $43.27 (range $14.28 – $43.27)
Most-billed visit code 99205
Established Patient
$100.68 typical visit price
range $18.36 – $141.05
Typical copayment $25.17 (range $4.59 – $35.26)
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 6

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

Nurse Practitioner (Family)
501 W 14TH ST FL 6
WILMINGTON, DE 19801
Internal Medicine (Infectious Disease)
501 W 14TH ST FL 6
WILMINGTON, DE 19801
Internal Medicine (Infectious Disease)
501 W 14TH ST FL 6
WILMINGTON, DE 19801
Psychologist
501 W 14TH ST FL 6
WILMINGTON, DE 19801
Physician Assistant
501 W 14TH ST FL 6
WILMINGTON, DE 19801
Occupational Therapist
501 W 14TH ST FL 6, WILMINGTON HOSPITAL
WILMINGTON, DE 19801

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 Nia Billings's NPI number?

The NPI number for Nia Billings is 1003291105. It was assigned to this individual provider in the NPPES registry on July 30, 2015.

Where is Nia Billings located?

Nia Billings practices at 501 W 14th St Fl 6, Wilmington, DE 19801. The listed phone number is (302) 320-2100.

What is Nia Billings's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Is Nia Billings enrolled in Medicare?

Yes. Nia Billings 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 Nia Billings accept?

Health plans from Providence Health Plan list Nia Billings 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.

When was this NPI record last updated?

The NPPES record for Nia Billings was last updated on July 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.