Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. SYLVIA MARIELLA FIRNHABER BONNER MD
NPI 1801866827
Specialist in Phoenix, AZ

Active since January 23, 2006
2423 W DUNLAP AVE, PHOENIX, AZ 85021(602) 468-0317(602) 468-0350 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 13, 2026, Mar 7, 2023 (2 updates tracked since 2023).

About Dr. Sylvia Mariella Firnhaber Bonner Md NPPES

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

DR. SYLVIA MARIELLA FIRNHABER BONNER MD (NPI 1801866827) is an individual specialist in Phoenix, Arizona, licensed in Arizona (27091) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1801866827
Entity TypeIndividualFemale
Primary Taxonomy174400000X
Provider Legal NameDR. SYLVIA MARIELLA FIRNHABER BONNERCredential: MD
Location Address2423 W DUNLAP AVEPhoenix, AZ 85021-2830
Mailing Address2423 W Dunlap AvePhoenix, AZ 85021-5818 · (602) 468-0317 · Fax (602) 468-0350
Fax(602) 468-0350
Sole ProprietorNo
Enumeration DateJanuary 23, 2006
Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration
NPI 1801866827 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License Licensed in AZ · 27091
Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

2423 W DUNLAP AVE, Phoenix, AZ 85021

Other Identifiers 1

Medicaid3053151AZ

Other Providers at the Same Location NPPES 18

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

Counselor (Mental Health)
2423 W DUNLAP AVE
PHOENIX, AZ 85021
Physical Therapist
2423 W DUNLAP AVE, SUITE 170
PHOENIX, AZ 85021
Clinic/Center
2423 W DUNLAP AVE, #141
PHOENIX, AZ 85021
Specialist
2423 W DUNLAP AVE, #175
PHOENIX, AZ 85021
General Acute Care Hospital
2423 W DUNLAP AVE, SUITE 100
PHOENIX, AZ 85021
Psychiatry & Neurology (Neurology)
2423 W DUNLAP AVE, STE 130
PHOENIX, AZ 85021
Internal Medicine (Infectious Disease)
2423 W DUNLAP AVE, SUITE 100
PHOENIX, AZ 85021
Residential Treatment Facility, Physical Disabilities
2423 W DUNLAP AVE
PHOENIX, AZ 85021

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 Sylvia Bonner's NPI number?

The NPI number for Sylvia Bonner is 1801866827. It was assigned to this individual provider in the NPPES registry on January 23, 2006.

Where is Sylvia Bonner located?

Sylvia Bonner practices at 2423 W Dunlap Ave, Phoenix, AZ 85021. The listed phone number is (602) 468-0317.

What is Sylvia Bonner's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Sylvia Bonner was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.