Robert J S Mack, M.D. P C
Ophthalmology · Hoffman Estates, IL
At a glance
1220 W Higgins Rd, Hoffman Estates, IL 60169-4033
Published activity: Cataract surgery. View counts and coverage
NPPES record updated Dec 28, 2022. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1220 W Higgins Rd Ste 102Hoffman Estates, IL 60169-4033
Education & affiliations
- Medical / professional school
- Clvlnd Clinic Lerner College Of Med Of Case Wstn Rsv University
- Graduation year
- 1989
- CMS specialties
- Ophthalmology
Practice groups
Reported hospital affiliations
- Advocate Good Shepherd Hospital Barrington, IL
- Alexian Brothers Medical Center 1 Elk Grove Village, IL
- Northwest Community Hospital 1 Arlington Heights, IL
- Northwestern Medicine Central Dupage Hospital Winfield, IL
- St Alexius Medical Center Hoffman Estates, IL
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Cataract surgery | 29 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Ophthalmology
- Taxonomy code
- 207W00000X
- Enumeration date
- Jul 13, 2005
- Record updated
- Dec 28, 2022
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D. P C
Reported taxonomies and licenses
174400000X
License reported: 036-090403 IL
207W00000X · Primary
License reported: 036090403 IL
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1220 W Higgins RdSte 102
Hoffman Estates, IL 60169-4033
- Phone
- (847) 755-9393
- Fax
- (847) 755-1560
Mailing address
1220 W HIGGINS RDSTE 102
HOFFMAN ESTATES, IL 601694033
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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