DR. ANTOINETTE LANCASTER LPC, LCPC, MAC
NPI 1124360516
Counselor - Professional in Oxon Hill, MD

Q: What is Antoinette Lancaster's NPI number?

The NPI number for Antoinette Lancaster is 1124360516. It was assigned to this individual provider in the NPPES registry on March 23, 2013.

Q: What is Antoinette Lancaster's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Active since March 23, 2013PECOS Enrolled

6178 OXON HILL RD STE 204, OXON HILL, MD 20745(202) 239-5563(240) 204-8153 Get Directions Write a Review

NPPES record last updated: November 21, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dr. Antoinette Lancaster Lpc, Lcpc, Mac NPPES

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

DR. ANTOINETTE LANCASTER LPC, LCPC, MAC (NPI 1124360516) is an individual professional provider in Oxon Hill, Maryland, licensed in District Of Columbia (PRC14152) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS and is a graduate of Other (2008).

NPPES Registry Identity

NPI1124360516

Entity TypeIndividualFemale

Primary Taxonomy101YP2500X

Provider Legal NameDR. ANTOINETTE LANCASTERCredential: LPC, LCPC, MAC

Location Address6178 OXON HILL RD STE 204Oxon Hill, MD 20745-3162

Mailing Address14303 Kenlon LnAccokeek, MD 20607-3745 · (240) 388-7795 · Fax (240) 388-7795

Phone(202) 239-5563

Fax(240) 204-8153

Sole ProprietorNo

Medical School CMSOtherGraduated 2008

Enumeration DateMarch 23, 2013

Last NPPES UpdateNovember 21, 2025

NPPES CertifiedNovember 21, 2025

✔ NPI 1124360516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers

Taxonomy Code101YP2500X

Licenses✔ Licensed in DC · PRC14152✔ Licensed in MD · LC5764

Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License CACII1131 (DC)

6178 OXON HILL RD STE 204, Oxon Hill, MD 20745

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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)

Dr. Antoinette Lancaster Lpc, Lcpc, Mac is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2062987548

PECOS Enrollment IDI20260413001437

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 Antoinette Lancaster reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Sondermind Provider Network LLC

1,497 mi

Clinical

1738 WYNKOOP ST STE 303
Denver, CO 80202

Reassigned Medicare billing, District of Columbia enrollment
55 clinicians in this Medicare group

NPI 1760854442 (844) 843-7279

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

Other Providers at the Same Location NPPES 2

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

LANCASTER, FRAZIER, AND ASSOCIATES, LLC

Counselor (Mental Health)

6178 OXON HILL RD STE 204
OXON HILL, MD 20745

Prince George's County (301) 804-8279

LANCASTER, FRAZIER, AND ASSOCIATES, LLC

Counselor (Professional)

6178 OXON HILL RD STE 204
OXON HILL, MD 20745

Prince George's County (301) 804-8279

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 Antoinette Lancaster's NPI number?

The NPI number for Antoinette Lancaster is 1124360516. It was assigned to this individual provider in the NPPES registry on March 23, 2013.

Where is Antoinette Lancaster located?

Antoinette Lancaster practices at 6178 Oxon Hill Rd Ste 204, Oxon Hill, MD 20745. The listed phone number is (202) 239-5563.

What is Antoinette Lancaster's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Is Antoinette Lancaster enrolled in Medicare?

Yes. Antoinette Lancaster is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Antoinette Lancaster's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Antoinette Lancaster reassigns Medicare benefits to Sondermind Provider Network LLC (Denver, CO). 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 Antoinette Lancaster'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 Antoinette Lancaster was last updated on November 21, 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.