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Active NPI 1093153058 Individual Practitioner Male Practitioner

Dr. James W. Duncan , DMD

Dentist - General Practice • Tucson, AZ

Professional Overview & Biography Verified Profile Summary

Dr. James Duncan, DMD is a certified Dentist - General Practice practicing in Tucson, AZ. With approximately 13 years of clinical experience since graduating from At Still University, Arizona School Of Dentistry & Oral Hlth in 2013, Dr. Duncan delivers high-quality medical care to the local community at 839 W CONGRESS ST.

Dr. Duncan does not directly accept Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

839 W Congress St

Tucson, AZ 857452819

Telephone 5206703909
Fax 5203092560
Associated Practice Facility / Clinic
🏢 El Rio Health Center Pharmacy Facility NPI 1467439091

Medicare Profile & Education

Medical School

At Still University, Arizona School Of Dentistry & Oral Hlth

Graduation Year

2013

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Dentist - General Practice in Tucson, AZ

Established Specialist (10-20 Yrs)
Practitioner Clinical Experience
13 Yrs -3.4 yrs vs City Avg
City Avg: 16.4 Yrs
State Avg: 16.4 Yrs
Regional Practice Density
343 Specialists

Practicing in Tucson, AZ (2600 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Duncan (13 Years) 13 Yrs
Tucson Specialty Average (16.4 Years) 16.4 Yrs

Medical Specialties & State Licenses

CMS Verified: 2025-08-20
Dentist - General Practice Primary Specialty

NUCC Taxonomy Code: 1223G0001X

State License AZ D009145

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Dentist - Dental Public Health

NUCC Taxonomy Code: 1223D0001X

State License AZ D008740

The science and art of preventing and controlling dental diseases and promoting dental health through organized community efforts. It is that form of dental practice that serves the community as a patient rather than the individual. It is concerned with the dental health education of the public, with applied dental research, and with the administration of group dental care programs as well as the prevention and control of dental diseases on a community basis.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

40 Associated Practitioners
NPI 1013279587

Doctor of Osteopathic Medicine (D.O.)

Cristina Montiel

Dental Hygienist

NPI 1013345073
Shawn Lee

Dental Hygienist

NPI 1013550375
NPI 1013598614

Licensed Professional Counselor

Dr. Gabrielle Ochoa , MD

Internal Medicine

NPI 1023096674

Doctor of Medicine (M.D.)

Dr. Nelda Akinbile , MD

Psychiatry & Neurology - Psychiatry

NPI 1023112745

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

10 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 13, 2025

Dentist (License #D008740 in AZ)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) May 09, 2025

Dentist (License #D009145 in AZ)

📍
Updated Practice Location January 29, 2025

Registered at 839 W CONGRESS ST, TUCSON, AZ 857452819 (Tel: 5206703909)

📍
Updated Business Mailing Address January 29, 2025

Registered at 839 W CONGRESS ST, TUCSON, AZ 857452819 (Tel: 5206703909)

NPI Profile Active June 11, 2013

NPI status registered as active in NPPES database

📍
Updated Practice Location June 11, 2013

Registered at 1852 N MASTICK WAY, NOGALES, AZ 856211063 (Tel: 5202811550)

📍
Updated Business Mailing Address June 11, 2013

Registered at 1852 N MASTICK WAY, NOGALES, AZ 856211063 (Tel: 5202811550)

👤
Provider Name / Credentials Updated June 11, 2013

Recorded as JAMES DUNCAN, DMD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 11, 2013

Dentist (License #D008740 in AZ)

🟢
Initial NPI Registration & Enumeration June 11, 2013

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1093153058
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: June 11, 2013
Last Update: August 20, 2025
Sole Proprietor: No

Mailing Address

839 W Congress St

Tucson, AZ 857452819

Phone: 5206703909

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.