Kimberly Sparenberg, APRN
NPI 1891345518 · Family Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kimberly Sparenberg, APRN is a Family Nurse Practitioner provider in Chicago, IL (NPI 1891345518).
Provider details
- NPI number
- 1891345518
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 209.019434 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
446 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 282 | $94 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 87 | $94 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More99306 | 35 | $159 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 25 | $134 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes99310 | 17 | $126 |
Typical Medicare-allowed amounts for these services range $94–$159 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Potassium Chloride | 33 |
| Mirtazapine | 21 |
| Levothyroxine Sodium | 20 |
| Gabapentin | 19 |
| Pantoprazole Sodium | 19 |
| Lactulose | 12 |
| Levetiracetam | 12 |
| Lisinopril | 12 |
| Metoprolol Succinate | 11 |
| Carvedilol |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-09-14
- Last updated
- 2019-09-14
Frequently asked questions
- What is Kimberly Sparenberg's NPI number?
- Kimberly Sparenberg's National Provider Identifier (NPI) is 1891345518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kimberly Sparenberg's specialty?
- Kimberly Sparenberg is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kimberly Sparenberg located?
- Kimberly Sparenberg's practice location on file with NPPES is 332 S Michigan Ave Ste 1100, Chicago, IL 60604-4416.
- What is Kimberly Sparenberg's phone number?
- The practice phone number listed in the NPPES registry for Kimberly Sparenberg is (888) 660-4425.
- Does Kimberly Sparenberg accept Medicare?
- Kimberly Sparenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kimberly Sparenberg's NPI active?
- Yes — Kimberly Sparenberg's NPI (1891345518) is active in the NPPES registry as of the last update on 2019-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.