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DR. CHARLOTTE FLORENCE NIELSEN O.D.
NPI 1962492975
Optometrist in Grayslake, IL

Active since October 21, 2005PECOS EnrolledAccepts Medicare Assignment
1120 E WASHINGTON ST, GRAYSLAKE, IL 60030(847) 223-2000(847) 223-9400 Get Directions Write a Review

NPPES record last updated: June 13, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Charlotte Florence Nielsen O.d. NPPES

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

DR. CHARLOTTE FLORENCE NIELSEN O.D. (NPI 1962492975) is an individual optometrist in Grayslake, Illinois, licensed in Illinois (046008590) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS and is a graduate of Illinois College Of Optometry At Chicago (1992).

NPPES Registry Identity

NPI1962492975
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. CHARLOTTE FLORENCE NIELSENCredential: O.D.
Location Address1120 E WASHINGTON STGrayslake, IL 60030-7960
Mailing Address1120 E Washington StGrayslake, IL 60030-7960 · (847) 223-2000 · Fax (847) 223-9400
Phone(847) 223-2000
Fax(847) 223-9400
Sole ProprietorNo
Medical School CMSIllinois College Of Optometry At ChicagoGraduated 1992
Enumeration DateOctober 21, 2005
Last NPPES UpdateJune 13, 2008
✔ NPI 1962492975 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers
Taxonomy Code152W00000X
License✔ Licensed in IL · 046008590
Definition
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.
1120 E WASHINGTON ST, Grayslake, IL 60030
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Other Identifiers 5

Medicare UPINU46774IL
Other1033303169IL · Corporate Npi
Medicaid046008590IL
Medicare PIN394750IL
Medicare NSC1191910001IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Charlotte Florence Nielsen O.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1052436359
PECOS Enrollment IDI20100909001045
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.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Imaging of retina 92134
Imaging of the retina is a non-invasive procedure that captures detailed images of your eye's interior. This helps detect conditions like macular degeneration or retinal detachment. It's painless and takes only a few minutes.
138 services134 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
115 services114 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
28 services25 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
13 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60030 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
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.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CHARLOTTE F. NIELSEN, P.C.
Optometrist
1120 E WASHINGTON ST
GRAYSLAKE, IL 60030
Lake County (847) 223-2000

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 Charlotte Nielsen's NPI number?

The NPI number for Charlotte Nielsen is 1962492975. It was assigned to this individual provider in the NPPES registry on October 21, 2005.

Where is Charlotte Nielsen located?

Charlotte Nielsen practices at 1120 E Washington St, Grayslake, IL 60030. The listed phone number is (847) 223-2000.

What is Charlotte Nielsen's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Charlotte Nielsen enrolled in Medicare?

Yes. Charlotte Nielsen is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Charlotte Nielsen accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas, BlueCross BlueShield of Tennessee and Providence Health Plan list Charlotte Nielsen as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Charlotte Nielsen was last updated on June 13, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.