Occupational Therapist

John Dietel

1661 S Euclid Ave, Ontario, California, 91762-5826

About John Dietel

John Dietel is a therapist based in Ontario, California who is specialized in Occupational Therapy. Active license number of John Dietel is U1-0000690 for Occupational Therapy in Delaware. His current practice location is 1661 S Euclid Ave, Ontario. Patients can reach him at 909-984-6713. John Dietel NPI number (Unique professional ID assigned by NPPES) is 1104941640.

John Dietel provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction.

Practice Information

John Dietel speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name John Dietel
Specialization Occupational Therapy
Gender Male
Practice Address: 1661 S Euclid Ave,
Ontario, CA - 91762-5826

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1104941640
NPI Enumeration Date: 21 Mar, 2007
NPI Last Update On: 27 Jan, 2023

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialities in the same state or different states. Related medical licenses for John Dietel are as mentioned below.

License NumberSpecializationStateStatus
U1-0000690Occupational Therapy DelawarePrimary
OC007485LOccupational Therapy PennsylvaniaSecondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

John Dietel
209 E Granada Ct,
Ontario, CA - 91764-3221
Phone: 302-559-5648

Book an Appointment with John Dietel

To schedule an appointment, contact John Dietel at 1661 S Euclid Ave, Ontario, California or call on below stated phone number.

Call to Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about John Dietel:

John Dietel is an occupational therapist specializing in Occupational Therapy. He provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction.

Yes, John Dietel is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.

John Dietel practices at 1661 S Euclid Ave, Ontario, California, 91762-5826.

To schedule an appointment with John Dietel, please contact the office at 909-984-6713.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.