1. Home
  2. Directory
  3. Arizona
  4. Phoenix
  5. Social Worker
  6. NPI Profile

MISS CHARLOTTE MIRIAM KOESTNER LCSW
NPI 1609436807
Social Worker in Phoenix, AZ

Active since June 19, 2019
125 S 1ST AVE, PHOENIX, AZ 85003(602) 372-2315(602) 372-2300 Get Directions Write a Review

NPPES record last updated: June 19, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Miss Charlotte Miriam Koestner Lcsw NPPES

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

MISS CHARLOTTE MIRIAM KOESTNER LCSW (NPI 1609436807) is an individual social worker in Phoenix, Arizona, licensed in Arizona (LCSW-17878) and active in the NPI registry since June 2019.

NPPES Registry Identity

NPI1609436807
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameMISS CHARLOTTE MIRIAM KOESTNERCredential: LCSW
Location Address125 S 1ST AVEPhoenix, AZ 85003-1909
Mailing Address125 S 1st AvePhoenix, AZ 85003-1909 · (602) 372-2315
Phone(602) 372-2315
Fax(602) 372-2300
Sole ProprietorNo
Enumeration DateJune 19, 2019
✔ NPI 1609436807 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in AZ · LCSW-17878
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
125 S 1ST AVE, Phoenix, AZ 85003
Open in Google Maps ↗

Other Providers at the Same Location NPPES 3

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

LAURA LASKO MC, LPC
Counselor (Professional)
125 S 1ST AVE
PHOENIX, AZ 85003
Maricopa County (602) 372-2420
MS. CAREY MCGRATH MA, LPC
Counselor (Professional)
125 S 1ST AVE
PHOENIX, AZ 85003
Maricopa County (602) 506-3336
MELISSA MONAHAN MC, LPC
Counselor (Professional)
125 S 1ST AVE
PHOENIX, AZ 85003
Maricopa County (602) 619-5436

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 Charlotte Koestner's NPI number?

The NPI number for Charlotte Koestner is 1609436807. It was assigned to this individual provider in the NPPES registry on June 19, 2019.

Where is Charlotte Koestner located?

Charlotte Koestner practices at 125 S 1st Ave, Phoenix, AZ 85003. The listed phone number is (602) 372-2315.

What is Charlotte Koestner's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Charlotte Koestner was last updated on June 19, 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.