MARYLAND HEALTH ALLIANCE, INC.
NPI 1235474818
Counselor - Mental Health in Greenbelt, MD

Active since December 07, 2012
7525 GREENWAY CENTER DR STE 207, GREENBELT, MD 20770(240) 473-2159(240) 965-6935 Get Directions Write a Review

NPPES record last updated: January 23, 2019. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Maryland Health Alliance, Inc. NPPES

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

MARYLAND HEALTH ALLIANCE, INC. (NPI 1235474818) is a healthcare organization registered as a mental health in Greenbelt, Maryland and active in the NPI registry since December 2012. The organization lists Corey A. Williams, Owner, as its authorized official.

NPPES Registry Identity

NPI1235474818
Entity TypeOrganization
Primary Taxonomy101YM0800X
Legal Business NameMARYLAND HEALTH ALLIANCE, INC.
Location Address7525 GREENWAY CENTER DR STE 207Greenbelt, MD 20770-3525
Mailing Address7525 Greenway Center Dr Ste 207Greenbelt, MD 20770-3525 · (240) 473-2159 · Fax (240) 965-6935
Fax(240) 965-6935
Organization SubpartNo
Authorized OfficialCorey A. WilliamsOwner · (240) 473-2159
Enumeration DateDecember 7, 2012
Last NPPES UpdateJanuary 23, 2019
✔ NPI 1235474818 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X
Also ListedMarriage & Family TherapistTaxonomy 106H00000X
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X
7525 GREENWAY CENTER DR STE 207, Greenbelt, MD 20770

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maryland Health Alliance, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Maryland Health Alliance, Inc., which bills Medicare for the services they deliver. Of these, 1 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (6)

Clinical Social Worker
NPI 1073855706
7500 HANOVER PKWY SUITE 203
Greenbelt, MD 20770
(410) 627-7341
✔ PECOS✔ Accepts Medicare0.2 mi
Clinical Social Worker
NPI 1992147524
938 E SWAN CREEK RD STE 739
Fort Washington, MD 20744
(202) 997-4771
✔ PECOS✔ Accepts Medicare20 mi
Psychiatry
NPI 1790702132
7011 CALAMO ST #105
Springfield, VA 22150
(703) 569-8028
✔ PECOS✔ Accepts Medicare22 mi
Clinical Social Worker
NPI 1427536580
5136 WOOLVERTON AVE
Baltimore, MD 21215
(410) 967-6873
✔ PECOS✔ Accepts Medicare27 mi
Nurse Practitioner
NPI 1518504307
5718 HARFORD RD STE 103
Baltimore, MD 21214
(513) 295-9807
✔ PECOS✔ Accepts Medicare30 mi
Nurse Practitioner
NPI 1962763912
2 INDUSTRIAL PARK DRIVE SUITE E
Waldorf, MD 20602
(240) 822-2683
✔ PECOS✔ Accepts Medicare

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 Maryland Health Alliance, Inc.'s NPI number?

The NPI number for Maryland Health Alliance, Inc. is 1235474818. It was assigned to this organization in the NPPES registry on December 7, 2012.

Where is Maryland Health Alliance, Inc. located?

Maryland Health Alliance, Inc. is located at 7525 Greenway Center Dr Ste 207, Greenbelt, MD 20770. The listed phone number is (240) 473-2159.

What is Maryland Health Alliance, Inc.'s specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Maryland Health Alliance, Inc. enrolled in Medicare?

Yes. Maryland Health Alliance, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Maryland Health Alliance, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 3 Medicare specialties reassign their Medicare billing to Maryland Health Alliance, Inc.. 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. The largest specialties are Clinical Social Worker (3), Nurse Practitioner (2) and Psychiatry (1). Of these, 1 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Maryland Health Alliance, Inc. was last updated on January 23, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.