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

MS. JOAN B PFEFFER MSW
NPI 1154428548
Social Worker - Clinical in Denver, CO

Active since September 20, 2006
1055 CLERMONT ST # 122, DENVER, CO 80220(303) 399-8020(303) 393-4603 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Joan B Pfeffer Msw NPPES

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

MS. JOAN B PFEFFER MSW (NPI 1154428548) is an individual clinical provider in Denver, Colorado, licensed in Colorado (989059) and active in the NPI registry since September 2006.

NPPES Registry Identity

NPI1154428548
Entity TypeIndividualFemale
Primary Taxonomy1041C0700X
Provider Legal NameMS. JOAN B PFEFFERCredential: MSW
Location Address1055 CLERMONT ST # 122Denver, CO 80220-3808
Mailing Address8398 E. Jamison Circle SouthCentennial, CO 80112 · (303) 740-6171 · Fax (303) 773-1694
Phone(303) 399-8020
Fax(303) 393-4603
Sole ProprietorYes
Enumeration DateSeptember 20, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1154428548 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CO · 989059
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.
1055 CLERMONT ST # 122, Denver, CO 80220
Open in Google Maps ↗

Other Names 1

Professional Name (2)Ms. Joni B Pfeffer Msw

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 Joan Pfeffer's NPI number?

The NPI number for Joan Pfeffer is 1154428548. It was assigned to this individual provider in the NPPES registry on September 20, 2006. The provider is also known as Ms. Joni B Pfeffer Msw.

Where is Joan Pfeffer located?

Joan Pfeffer practices at 1055 Clermont St # 122, Denver, CO 80220. The listed phone number is (303) 399-8020.

What is Joan Pfeffer'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 Joan Pfeffer was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.