Quick answers
- Does Sharmaine L. Patterson accept Medicare assignment?
- Yes. Medicare's clinician data says Sharmaine L. Patterson 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 Sharmaine L. Patterson see?
- In 2024, CMS data shows 145 Original Medicare patients and 240 services for Sharmaine L. Patterson. This counts Original Medicare only and measures volume, not quality.
- What is Sharmaine L. Patterson's NPI number?
- 1992170393. 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 Sharmaine L. Patterson, 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 | 145 |
|---|---|
| Services billed to Medicare | 240 |
| Different services or procedures | 26 |
| Participating Medicare provider | Yes |
| Average age of these patients | 71 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)65 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)29 services
- Urinalysis, manual test (81002)21 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)19 services
- Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) (87880)18 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 cholesterol71%
- Arthritis48%
- Diabetes41%
- Chronic kidney disease26%
- Ischemic heart disease24%
Practice locations
Addresses where Sharmaine L. Patterson is enrolled with Medicare (CMS data updated October 2, 2026).
- 1400 Otto BlvdChicago Heights, IL 60411 (317) 528‑4800
- 355 Ridge AveEvanston, IL 60202 (847) 316‑4000
- 3700 W 203rd StOlympia Fields, IL 60461
Group practices
Medicare enrollment lists Sharmaine L. Patterson as a member of these groups (CMS data updated October 2, 2026).
- Prime Healthcare Illinois Medical Group LLC322 clinicians in the group
- Specialty Physicians of Illinois LLC102 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Chicago Heights
Clinicians with the same Medicare primary specialty in Chicago Heights, IL — not a recommendation.
Other clinicians in Prime Healthcare Illinois Medical Group LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2013 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1992170393 |
| 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
- 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