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Deactivated NPI 1821119645 Deactivated / Inactive NPI Male Practitioner

Dr. William Richard Bellenbaum , OD

Optometrist • Okemos, MI

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Notice of NPI Deactivation & Inactive Practice Status

According to official public domain records published by CMS (Centers for Medicare & Medicaid Services) in the National Provider Identifier (NPPES) Registry, Dr. William Bellenbaum has officially deactivated this NPI record and ceased active healthcare practice.

Registration / Start Date April 02, 2007
NPI Deactivation Date June 05, 2025
Total Practice Duration ~18 Years of Practice (2007 – 2025)

Professional Overview & Biography Verified Profile Summary

Dr. William Bellenbaum, OD was a registered Optometrist practicing in Okemos, MI. Throughout an active medical career spanning 18 years, Dr. Bellenbaum provided care at the practice location at 1982 W GRAND RIVER AVE until profile deactivation on 2025-06-05.

Practice Location & Contact Primary Location

Practice Address

1982 W Grand River Ave

Okemos, MI 488641736

Telephone 5173492050
Fax 5173497209
Associated Practice Facility / Clinic
🏢 Thompson Eye Care Facility NPI 1639405111

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Okemos, MI

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 23.3 Yrs
State Avg: 21.1 Yrs
Regional Practice Density
18 Specialists

Practicing in Okemos, MI (2032 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 MI 4901002723

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

1 Associated Practitioners
NPI 1295876241

Doctor of Optometry

Career & Practice History Timeline

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

7 Historical Events
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NPI Profile Deactivated June 05, 2025

Record deactivated on June 05, 2025

NPI Profile Active October 20, 2010

NPI status registered as active in NPPES database

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Updated Practice Location October 20, 2010

Registered at 1982 W GRAND RIVER AVE, OKEMOS, MI 488641736 (Tel: 5173492050)

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Updated Business Mailing Address October 20, 2010

Registered at 1982 W GRAND RIVER AVE, OKEMOS, MI 488641736 (Tel: 5173492050)

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Provider Name / Credentials Updated October 20, 2010

Recorded as WILLIAM BELLENBAUM, O.D.

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Medical Taxonomy / Specialty Registered (Primary Specialty) October 20, 2010

Optometrist (License #4901002723 in MI)

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Initial NPI Registration & Enumeration April 02, 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: 1821119645
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 02, 2007
Last Update: October 20, 2010
Deactivation Date: June 05, 2025

Mailing Address

1982 W Grand River Ave

Okemos, MI 488641736

Phone: 5173492050

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.