Susan Korf, N.P.
NPI 1427295807 · Nurse Practitioner · Rockford, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Susan Korf, N.P. is a Nurse Practitioner provider in Rockford, IL (NPI 1427295807).
Provider details
- NPI number
- 1427295807
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- 209007452 (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 tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
204 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 95 | $146 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 61 | $7 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 37 | $96 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 11 | $69 |
Typical Medicare-allowed amounts for these services range $7–$146 (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 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 88 | 87 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 45 | 45 |
| Prednisone | 43 | 42 |
| Doxycycline Hyclate | 36 | 36 |
| Azithromycin | 26 | 26 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 24 | 20 |
| Naproxen | 19 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$119 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-01-07
- Last updated
- 2009-01-27
Frequently asked questions
- What is Susan Korf's NPI number?
- Susan Korf's National Provider Identifier (NPI) is 1427295807, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Susan Korf's specialty?
- Susan Korf is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Susan Korf located?
- Susan Korf's practice location on file with NPPES is 1401 E State St, Rockford, IL 61104-2315.
- What is Susan Korf's phone number?
- The practice phone number listed in the NPPES registry for Susan Korf is (414) 290-6720.
- Does Susan Korf accept Medicare?
- Susan Korf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Susan Korf's NPI active?
- Yes — Susan Korf's NPI (1427295807) is active in the NPPES registry as of the last update on 2009-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.