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Active NPI 1043348394 Individual Practitioner Male Practitioner

Dr. Thomas M. Callan , OD

Optometrist • Walnut Creek, CA

Professional Overview & Biography Verified Profile Summary

Dr. Thomas Callan, OD is a registered healthcare professional specializing in Optometrist in Walnut Creek, CA. Practice services are available at 675 YGNACIO VALLEY RD under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

675 Ygnacio Valley Rd
Suite B103

Walnut Creek, CA 945963860

Telephone 9259330270
Fax 9259334721
Associated Practice Facility / Clinic
🏢 Bruce R. Wood & Son Inc. Facility NPI 1730198094

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Walnut Creek, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 20.6 Yrs
State Avg: 21.9 Yrs
Regional Practice Density
47 Specialists

Practicing in Walnut Creek, CA (8588 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

Medical Specialties & State Licenses

Optometrist Primary Specialty

NUCC Taxonomy Code: 152W00000X

State License CA OPT 7749 TPG

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

Practice Associates & Co-Workers

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

2 Associated Practitioners
NPI 1689635542

Doctor of Optometry

NPI 1770577892

ODINC

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active July 08, 2007

NPI status registered as active in NPPES database

📍
Updated Practice Location July 08, 2007

Registered at 675 YGNACIO VALLEY RD, SUITE B103, WALNUT CREEK, CA 945963860 (Tel: 9259330270)

📍
Updated Business Mailing Address July 08, 2007

Registered at 675 YGNACIO VALLEY RD, SUITE B103, WALNUT CREEK, CA 945963860 (Tel: 9259330270)

👤
Provider Name / Credentials Updated July 08, 2007

Recorded as THOMAS CALLAN, OD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) July 08, 2007

Optometrist (License #OPT 7749 TPG in CA)

🟢
Initial NPI Registration & Enumeration March 01, 2007

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: 1043348394
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: March 01, 2007
Last Update: July 08, 2007
Sole Proprietor: Yes

Mailing Address

675 Ygnacio Valley Rd, Suite B103

Walnut Creek, CA 945963860

Phone: 9259330270

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.