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ALLAN O DIEFENDORF PH.D.
NPI 1447484464
Audiologist in Indianapolis, IN

Active since May 05, 2009
702 BARNHILL DR, SUITE 0860, INDIANAPOLIS, IN 46202(317) 630-8970(317) 630-8958 Get Directions Write a Review

NPPES record last updated: January 29, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Allan O Diefendorf Ph.d. NPPES

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

ALLAN O DIEFENDORF PH.D. (NPI 1447484464) is an individual audiologist in Indianapolis, Indiana, licensed in Indiana (23001934) and active in the NPI registry since May 2009.

NPPES Registry Identity

NPI1447484464
Entity TypeIndividualMale
Primary Taxonomy231H00000X
Provider Legal NameALLAN O DIEFENDORFCredential: PH.D.
Location Address702 BARNHILL DR, SUITE 0860Indianapolis, IN 46202-5128
Mailing Address250 N Shadeland Ave, Ste 130 Provider EnrollmentIndianapolis, IN 46219-4959
Phone(317) 630-8970
Fax(317) 630-8958
Sole ProprietorNo
Enumeration DateMay 5, 2009
Last NPPES UpdateJanuary 29, 2014
✔ NPI 1447484464 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
License✔ Licensed in IN · 23001934
Definition
(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.
702 BARNHILL DR, Indianapolis, IN 46202
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Other Identifiers 1

Other23001934IN · 0000000000

Other Providers at the Same Location NPPES 20

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

RILEY HOSPITAL FOR CHILDREN
Student in an Organized Health Care Education/Training Program
702 BARNHILL DR, ROOM 4340
INDIANAPOLIS, IN 46202
Marion County (317) 274-8784
JUDITH M BEALKE M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
702 BARNHILL DR, RM. 4300
INDIANAPOLIS, IN 46202
Marion County (317) 274-8162
DR. FRANCINE D BRECKLER PHARMD
Pharmacist (Pharmacotherapy)
702 BARNHILL DR, RILEY HOSPITAL FOR CHILDREN, ROOM 1016
INDIANAPOLIS, IN 46202
Marion County (317) 274-2026
MRS. BETH SCHUCKMAN WAGNER RPH
Pharmacist
702 BARNHILL DR
INDIANAPOLIS, IN 46202
Marion County (317) 274-2335
MRS. JULIE JEAN WILLIAMS R.PH.
Pharmacist
702 BARNHILL DR, ROC 1201
INDIANAPOLIS, IN 46202
Marion County (317) 274-8283
AN NGOC DANG DO MD PHD
Student in an Organized Health Care Education/Training Program
702 BARNHILL DR, ROOM 5867
INDIANAPOLIS, IN 46202
Marion County (317) 278-0003
MRS. ELLEN BRATTAIN ROBERTS CPNP
Nurse Practitioner (Pediatrics)
702 BARNHILL DR, ROOM 2500
INDIANAPOLIS, IN 46202
Marion County (317) 278-4483
DONNA SEGAL AU.D.
Audiologist-Hearing Aid Fitter
702 BARNHILL DR, SUITE 0860
INDIANAPOLIS, IN 46202
Marion County (317) 274-6697

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 Allan Diefendorf's NPI number?

The NPI number for Allan Diefendorf is 1447484464. It was assigned to this individual provider in the NPPES registry on May 5, 2009.

Where is Allan Diefendorf located?

Allan Diefendorf practices at 702 Barnhill Dr Suite 0860, Indianapolis, IN 46202. The listed phone number is (317) 630-8970.

What is Allan Diefendorf's specialty?

The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.

When was this NPI record last updated?

The NPPES record for Allan Diefendorf was last updated on January 29, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.