Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1235122730 Individual Practitioner Female Practitioner

Dr. Sandra S Block , OD

Optometrist • Chicago, IL

Professional Overview & Biography Verified Profile Summary

Dr. Sandra Block, OD is a registered healthcare professional specializing in Optometrist in Chicago, IL. Practice services are available at 3241 S MICHIGAN AVE under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

3241 S Michigan Ave

Chicago, IL 606163849

Telephone 3122256200
Fax 3129497660
Associated Practice Facility / Clinic
🏢 Illinois College Of Optometry Facility NPI 1982082087

Specialty Benchmarks & Practice Insights

Comparative analytics for Optometrist in Chicago, IL

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 15.6 Yrs
State Avg: 22.8 Yrs
Regional Practice Density
633 Specialists

Practicing in Chicago, IL (2783 Statewide)

Telehealth Adoption Rate
0.2% 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 IL 046007451

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
046007451 (IL)

Practice Associates & Co-Workers

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

40 Associated Practitioners
Nathan Okano

Optometrist

NPI 1013805415
Tina Dobos

Optometrist

NPI 1013833490
NPI 1013900422

Doctor of Optometry

NPI 1033103536

Doctor of Optometry

NPI 1053304402

Doctor of Optometry

Christine Yuan

Optometrist

NPI 1063300408

Career & Practice History Timeline

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

6 Historical Events
NPI Profile Active December 17, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location December 17, 2008

Registered at 3241 S MICHIGAN AVE, CHICAGO, IL 606163849 (Tel: 3122256200)

📍
Updated Business Mailing Address December 17, 2008

Registered at 3241 S MICHIGAN AVE, CHICAGO, IL 606163849 (Tel: 3129497276)

👤
Provider Name / Credentials Updated December 17, 2008

Recorded as SANDRA BLOCK, OD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) December 17, 2008

Optometrist (License #046007451 in IL)

🟢
Initial NPI Registration & Enumeration August 30, 2005

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: 1235122730
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 30, 2005
Last Update: December 17, 2008
Sole Proprietor: No

Mailing Address

3241 S Michigan Ave

Chicago, IL 606163849

Phone: 3129497276

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.