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JOSIAH TO MD, MASC
NPI 1306575576
Ophthalmology in Chicago, IL

Active since June 06, 2022PECOS Enrolled
1950 W POLK ST # 5L175-1, CHICAGO, IL 60612(312) 864-0395 Get Directions Write a Review

NPPES record last updated: June 6, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Josiah To Md, Masc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JOSIAH TO MD, MASC (NPI 1306575576) is an individual ophthalmology provider in Chicago, Illinois, licensed in Illinois (125.079982) and active in the NPI registry since June 2022. He is enrolled in Medicare PECOS and is a graduate of R Franklin University Of Med & Sci/chicago Medical School (2020).

NPPES Registry Identity

NPI1306575576
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameJOSIAH TOCredential: MD, MASC
Location Address1950 W POLK ST # 5L175-1Chicago, IL 60612-3723
Mailing Address18692 Caminito Cantilena Unit 216San Diego, CA 92128-6103
Phone(312) 864-0395
Sole ProprietorYes
Medical School CMSR Franklin University Of Med & Sci/chicago Medical SchoolGraduated 2020
Enumeration DateJune 6, 2022
NPPES CertifiedJune 5, 2022
✔ NPI 1306575576 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in IL · 125.079982
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
1950 W POLK ST # 5L175-1, Chicago, IL 60612
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Josiah To Md, Masc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1153704861
PECOS Enrollment IDI20260107003359
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Josiah To's NPI number?

The NPI number for Josiah To is 1306575576. It was assigned to this individual provider in the NPPES registry on June 6, 2022.

Where is Josiah To located?

Josiah To practices at 1950 W Polk St # 5l175-1, Chicago, IL 60612. The listed phone number is (312) 864-0395.

What is Josiah To's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Josiah To enrolled in Medicare?

Yes. Josiah To is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Josiah To was last updated on June 6, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.