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Active NPI 1679639983 Individual Practitioner Male Practitioner

Dr. John Charles Downing , OD PHD

Optometrist • Sebastopol, CA

Professional Overview & Biography Verified Profile Summary

Dr. John Downing, OD PHD is a registered healthcare professional specializing in Optometrist in Sebastopol, CA. Practice services are available at 720 GRANDVIEW RD under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

720 Grandview Rd

Sebastopol, CA 954722901

Telephone 7078291478
Fax 7078293444

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Sebastopol, CA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 41.0 Yrs
State Avg: 21.9 Yrs
Regional Practice Density
6 Specialists

Practicing in Sebastopol, 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 OPT4981TPA

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
0049810 (CA)
Commercial Insurance / Payer ID Pin
9841

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active February 16, 2009

NPI status registered as active in NPPES database

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Updated Practice Location February 16, 2009

Registered at 720 GRANDVIEW RD, SEBASTOPOL, CA 954722901 (Tel: 7078291478)

📍
Updated Business Mailing Address February 16, 2009

Registered at 720 GRANDVIEW RD, SEBASTOPOL, CA 954722901 (Tel: 7078291478)

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Provider Name / Credentials Updated February 16, 2009

Recorded as JOHN DOWNING, OD PHD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) February 16, 2009

Optometrist (License #OPT4981TPA in CA)

🟢
Initial NPI Registration & Enumeration December 29, 2006

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: 1679639983
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: December 29, 2006
Last Update: February 16, 2009
Sole Proprietor: Yes

Mailing Address

720 Grandview Rd

Sebastopol, CA 954722901

Phone: 7078291478

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.