Kelsey Peifer, DNP, FNP-BC, APRN
NPI 1437810876 · Nurse Practitioner · Sycamore, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kelsey Peifer, DNP, FNP-BC, APRN is a Nurse Practitioner provider in Sycamore, IL (NPI 1437810876).
Provider details
- NPI number
- 1437810876
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, FNP-BC, APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 209024180 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
4 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
125 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 64 | $79 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 39 | $110 |
| Administration of Influenza Virus VaccineG0008 | 11 | $33 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 11 | $113 |
Typical Medicare-allowed amounts for these services range $33–$113 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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) | Beneficiaries |
|---|---|---|
| Methylprednisolone | 24 | 24 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 20 | — |
| Atorvastatin Calcium | 18 | — |
| Lisinopril | 18 | — |
| Sertraline Hcl | 17 | — |
| Prednisone | 12 | — |
| Amlodipine Besylate |
Practice location
Mailing address
Additional practice locations (1)
- 2425 Fargo BlvdGeneva, IL 60134-3591Phone: (630) 232-2200Fax: (630) 232-1940
Registry dates
- Enumerated
- 2022-01-07
- Last updated
- 2024-08-19
- Certified
- 2024-08-19
Frequently asked questions
- What is Kelsey Peifer's NPI number?
- Kelsey Peifer's National Provider Identifier (NPI) is 1437810876, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kelsey Peifer's specialty?
- Kelsey Peifer is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kelsey Peifer located?
- Kelsey Peifer's practice location on file with NPPES is 165 E Plank Rd, Sycamore, IL 60178-8757.
- What is Kelsey Peifer's phone number?
- The practice phone number listed in the NPPES registry for Kelsey Peifer is (844) 599-3700.
- Does Kelsey Peifer accept Medicare?
- Kelsey Peifer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kelsey Peifer's NPI active?
- Yes — Kelsey Peifer's NPI (1437810876) is active in the NPPES registry as of the last update on 2024-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.