Quick answers
- Does Cheryl R. Brown Cook accept Medicare assignment?
- Yes. Medicare's clinician data says Cheryl R. Brown Cook accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Cheryl R. Brown Cook see?
- In 2024, CMS data shows 250 Original Medicare patients and 1,481 services for Cheryl R. Brown Cook. This counts Original Medicare only and measures volume, not quality.
- What is Cheryl R. Brown Cook's NPI number?
- 1902873904. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Cheryl R. Brown Cook, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 250 |
|---|---|
| Services billed to Medicare | 1,481 |
| Different services or procedures | 37 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)522 services
- Removal of fingernails or toenails, 6 or more nails (11721)399 services
- Simple separation of fingernail or toenail from nail bed, first nail (11730)170 services
- X-ray of foot, 2 views (73620)84 services
- Injection into tendon or ligament (20550)69 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Arthritis64%
- Diabetes36%
- Chronic kidney disease31%
- Ischemic heart disease27%
Hospitals where Cheryl R. Brown Cook works
Medicare's Facility Affiliation Data lists Cheryl R. Brown Cook at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140242
- Northwestern Medicine McHenryMcHenry, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140116
Practice locations
Addresses where Cheryl R. Brown Cook is enrolled with Medicare (CMS data updated October 2, 2026).
- 1520 Carlemont Dr, Suite MCrystal Lake, IL 60014
Specialties
- Podiatryprimary
Other podiatrists in Crystal Lake
Clinicians with the same Medicare primary specialty in Crystal Lake, IL — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Podiatric medical school | William M. Scholl College Of Podiatric Medicine |
| Graduation year | 1996 (30 years since podiatric medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902873904 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians