1. Home
  2. Directory
  3. Colorado
  4. Denver
  5. Social Worker
  6. NPI Profile

MARK GREBENER, LLC
NPI 1063697738
Social Worker - Clinical in Denver, CO

Active since December 31, 2007
7900 E UNION AVE, SUITE 1100, DENVER, CO 80237(303) 883-4808(303) 794-6736 Get Directions Write a Review

NPPES record last updated: December 31, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mark Grebener, Llc NPPES

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

MARK GREBENER, LLC (NPI 1063697738) is a healthcare organization registered as a clinical in Denver, Colorado and active in the NPI registry since December 2007. The organization lists Mark Grebener, Principal, as its authorized official.

NPPES Registry Identity

NPI1063697738
Entity TypeOrganization
Primary Taxonomy1041C0700X
Legal Business NameMARK GREBENER, LLC
Location Address7900 E UNION AVE, SUITE 1100Denver, CO 80237-2735
Mailing Address1418 E Irwin LnCentennial, CO 80122-3081 · (303) 883-4808 · Fax (303) 794-6736
Phone(303) 883-4808
Fax(303) 794-6736
Organization SubpartNo
Authorized OfficialMark GrebenerPrincipal · (303) 883-4808
Enumeration DateDecember 31, 2007
✔ NPI 1063697738 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CO · CSW434
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.
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License LAC127 (CO)
7900 E UNION AVE, Denver, CO 80237
Open in Google Maps ↗

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

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.

YES ABA CO LLC
Behavior Analyst
7900 E UNION AVE
DENVER, CO 80237
Denver County (347) 699-2092
TAKERIAN D'KAYIA REED
Social Worker
7900 E UNION AVE
DENVER, CO 80237
Denver County (720) 334-7610

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 Mark Grebener, LLC's NPI number?

The NPI number for Mark Grebener, LLC is 1063697738. It was assigned to this organization in the NPPES registry on December 31, 2007.

Where is Mark Grebener, LLC located?

Mark Grebener, LLC is located at 7900 E Union Ave Suite 1100, Denver, CO 80237. The listed phone number is (303) 883-4808.

What is Mark Grebener, LLC's specialty?

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

When was this NPI record last updated?

The NPPES record for Mark Grebener, LLC was last updated on December 31, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.