Quick answers
- Does Ahmir H. Khan accept Medicare assignment?
- Yes. Medicare's clinician data says Ahmir H. Khan 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 Ahmir H. Khan see?
- In 2024, CMS data shows 617 Original Medicare patients and 33,014 services for Ahmir H. Khan. This counts Original Medicare only and measures volume, not quality.
- What is Ahmir H. Khan's NPI number?
- 1851575039. 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 Ahmir H. Khan, 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 | 617 |
|---|---|
| Services billed to Medicare | 33,014 |
| Different services or procedures | 49 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Injection, incobotulinumtoxin a, 1 unit (J0588)8,570 services
- Injection, onabotulinumtoxina, 1 unit (J0585)5,800 services
- Needle measurement of electrical activity in arm or leg muscles, complete study (95886)552 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)254 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)191 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%
- Arthritis66%
- Anxiety33%
- Diabetes31%
- Ischemic heart disease31%
Hospitals where Ahmir H. Khan works
Medicare's Facility Affiliation Data lists Ahmir H. Khan 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.
- Advocate Sherman HospitalElgin, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140030
- Alexian Brothers Medical Center 1Elk Grove Village, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140258
- Northwest Community Hospital 1Arlington Heights, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140252
- Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140242
- St Alexius Medical CenterHoffman Estates, IL · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 140290
Practice locations
Addresses where Ahmir H. Khan is enrolled with Medicare (CMS data updated October 2, 2026).
- 22285 N Pepper Rd, Suite 401Lake Barrington, IL 60010
Group practices
Medicare enrollment lists Ahmir H. Khan as a member of this group (CMS data updated October 2, 2026).
- Northwest Neurology, Ltd30 clinicians in the group
Specialties
- Neurologyprimary
Other neurologists in Lake Barrington
Clinicians with the same Medicare primary specialty in Lake Barrington, IL — not a recommendation.
Other clinicians in Northwest Neurology, Ltd
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Iowa, Rj & L Carver College Of Medicine |
| Graduation year | 2004 (22 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1851575039 |
| 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