1. Home
  2. Directory
  3. Maryland
  4. Hyattsville
  5. Clinic Center
  6. NPI Profile

MD MATT LLC
NPI 1609547009
Clinic/Center - Mental Health (Including Community Mental Health Center) in Hyattsville, MD

Active since September 24, 2021
6401 NEW HAMPSHIRE AVE, HYATTSVILLE, MD 20783(410) 364-8194(410) 364-8194 Get Directions Write a Review

NPPES record last updated: December 30, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 30, 2024, Sep 24, 2021 (2 updates tracked since 2021).

About Md Matt Llc NPPES

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

MD MATT LLC (NPI 1609547009) is a healthcare organization registered as a mental health (including community mental health center) in Hyattsville, Maryland and active in the NPI registry since September 2021. The organization maintains a secondary practice location in College Park and lists William Shaffer, Director, as its authorized official.

NPPES Registry Identity

NPI1609547009
Entity TypeOrganization
Primary Taxonomy261QM0801X
Legal Business NameMD MATT LLC
Location Address6401 NEW HAMPSHIRE AVEHyattsville, MD 20783-3201
Mailing Address10220 S Dolfield Rd Ste 106Owings Mills, MD 21117-3660 · (443) 559-4137
Phone(410) 364-8194
Fax(410) 364-8194
Organization SubpartYes
Authorized OfficialWilliam ShafferDirector · (443) 220-6122
Enumeration DateSeptember 24, 2021
Last NPPES UpdateDecember 30, 20242 updates tracked since enumeration
NPPES CertifiedDecember 30, 2024
✔ NPI 1609547009 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Mental Health (Including Community Mental Health Center)Ambulatory Health Care Facilities
Taxonomy Code261QM0801X
Also ListedNurse Practitioner · Adult HealthTaxonomy 363LA2200X
6401 NEW HAMPSHIRE AVE, Hyattsville, MD 20783
Open in Google Maps ↗

Secondary Practice Location 1

Location 17309 Baltimore Ave Ste 219College Park, MD 20740-3200 · Phone (443) 559-4137

Other Identifiers 2

Medicaid181014604MD
Medicaid062712289DC

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Md Matt Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

3

Medicare enrollment records show 3 clinicians reassign Medicare billing to MD Matt LLC, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (3)

Calandra Harding, NP
Nurse Practitioner
NPI 1962050104
100 WEST RD STE 300
Towson, MD 21204
(443) 323-1747
✔ PECOS✔ Accepts Medicare37 mi
Shakeya Turk
Nurse Practitioner
NPI 1215507801
9000 FRANKLIN SQUARE DR # 1CA
Baltimore, MD 21237
(443) 777-6360
✔ PECOS✔ Accepts Medicare38 mi
Amber Abell, LGPC
Mental Health Counselor
NPI 1447989363
44101 AIRPORT VIEW DR
Hollywood, MD 20636
(301) 373-3065
✔ PECOS51 mi

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

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 MD Matt LLC's NPI number?

The NPI number for MD Matt LLC is 1609547009. It was assigned to this organization in the NPPES registry on September 24, 2021.

Where is MD Matt LLC located?

MD Matt LLC is located at 6401 New Hampshire Ave, Hyattsville, MD 20783. The listed phone number is (410) 364-8194.

What is MD Matt LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.

Is MD Matt LLC enrolled in Medicare?

Yes. MD Matt LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through MD Matt LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 3 clinicians reassign their Medicare billing to MD Matt LLC, in Mental Health Counselor and Nurse Practitioner. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for MD Matt LLC was last updated on December 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.