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CATHY C. ALEXANDER OD
NPI 1134289754
Optometrist in Rockford, IL

Active since December 12, 2006PECOS EnrolledAccepts Medicare Assignment
2300 N ROCKTON AVE, ROCKFORD, IL 61103(815) 971-2000 Get Directions Write a Review

NPPES record last updated: January 26, 2010. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Cathy C. Alexander Od NPPES

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

CATHY C. ALEXANDER OD (NPI 1134289754) is an individual optometrist in Rockford, Illinois, licensed in Illinois (046009137) and active in the NPI registry since December 2006. She is enrolled in Medicare PECOS, is affiliated with Uw Health, and is a graduate of Pennsylvania College Of Optometry (1997).

NPPES Registry Identity

NPI1134289754
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameCATHY C. ALEXANDERCredential: OD
Location Address2300 N ROCKTON AVERockford, IL 61103-3619
Mailing Address2300 N Rockton AveRockford, IL 61103-3619 · (815) 971-2000
Phone(815) 971-2000
Sole ProprietorNo
Medical School CMSPennsylvania College Of OptometryGraduated 1997
Enumeration DateDecember 12, 2006
Last NPPES UpdateJanuary 26, 2010
✔ NPI 1134289754 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 · 046009137
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.
2300 N ROCKTON AVE, Rockford, IL 61103
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINU72213IL
Medicare PIN997600IL
Medicaid46009137IL

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Cathy C. Alexander Od 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 ID9032168596
PECOS Enrollment IDI20050121000622
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.

Medicare Billing Reassignment

Medicare enrollment records show Cathy Alexander reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rockford Health Physicians
0.1 mi
Anesthesiology
2400 N ROCKTON AVE
Rockford, IL 61103
  • Reassigned Medicare billing, Illinois enrollment
  • 1,375 clinicians in this Medicare group
NPI 1023275278 (815) 971-5000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 15

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.

Established patient complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
175 services169 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.
83 services69 patients
Established patient complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
70 services69 patients
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.
62 services58 patients
Photography of the retina 92250
Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.
42 services42 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.
37 services32 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Uw Health

Acute Care Hospitals · Rockford, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140228
Location1401 East State StreetRockford, IL 61104 · Winnebago County
Emergency services Birthing friendly

Saint Anthony Medical Center

Acute Care Hospitals · Rockford, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140233
Location5666 East State StreetRockford, IL 61108 · Winnebago County
Emergency services Birthing friendly

Javon Bea Hospital

Acute Care Hospitals · Rockford, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140239
Location8201 E Riverside BlvdRockford, IL 61114 · Winnebago County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 61103 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
$127.46 typical visit price
range $54.80 – $168.44
Typical copayment $31.86 (range $13.70 – $42.11)
Most-billed visit code 99204
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
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 20

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

JENNIFER DAVIDSON OT
Occupational Therapist
2300 N ROCKTON AVE
ROCKFORD, IL 61103
Winnebago County (815) 971-2000
ROBIN R. HOVIS MD
Internal Medicine (Rheumatology)
2300 N ROCKTON AVE
ROCKFORD, IL 61103
Winnebago County (815) 971-2000
DR. JOSEPH R WHITELEY M.D.
Surgery (Plastic and Reconstructive Surgery)
2300 N ROCKTON AVE, STE 304
ROCKFORD, IL 61103
Winnebago County (815) 964-3333
MICHELLE KLUNK PTA
Physical Therapy Assistant
2300 N ROCKTON AVE
ROCKFORD, IL 61103
Winnebago County (815) 971-2000
DR. SARAH M. BEAVES MD
Pediatrics
2300 N ROCKTON AVE
ROCKFORD, IL 61103
Winnebago County (815) 971-2000
ERIKA J OLTMANNS RD, LDN
Dietitian, Registered
2300 N ROCKTON AVE
ROCKFORD, IL 61103
Winnebago County (815) 971-2511
MRS. JESSICA A BARR APRN,BC
Nurse Practitioner (Family)
2300 N ROCKTON AVE, ROCKFORD HEALTH PHYSICIANS
ROCKFORD, IL 61103
Winnebago County (815) 971-2000
MRS. SANDRA KAY NICOLOSI APRN, BC
Nurse Practitioner (Family)
2300 N ROCKTON AVE
ROCKFORD, IL 61103
Winnebago County (815) 971-2000

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 Cathy Alexander's NPI number?

The NPI number for Cathy Alexander is 1134289754. It was assigned to this individual provider in the NPPES registry on December 12, 2006.

Where is Cathy Alexander located?

Cathy Alexander practices at 2300 N Rockton Ave, Rockford, IL 61103. The listed phone number is (815) 971-2000.

What is Cathy Alexander's specialty?

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

Is Cathy Alexander enrolled in Medicare?

Yes. Cathy Alexander 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.

Which organization bills Medicare for Cathy Alexander's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cathy Alexander reassigns Medicare benefits to Rockford Health Physicians (Rockford, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Cathy Alexander's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Cathy Alexander accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and MercyCare and 1 other insurer list Cathy Alexander 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.

Is Cathy Alexander affiliated with any hospitals?

According to CMS data, Cathy Alexander is affiliated with Uw Health, Saint Anthony Medical Center and Javon Bea Hospital.

When was this NPI record last updated?

The NPPES record for Cathy Alexander was last updated on January 26, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.