Karen Herrell, APRN
NPI 1063080166 · Family Nurse Practitioner · Louisville, KY
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Herrell, APRN is a Family Nurse Practitioner provider in Louisville, KY (NPI 1063080166).
Provider details
- NPI number
- 1063080166
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 3016223 (KY)
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
5 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
34 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 High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 20 | $112 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 14 | $82 |
Typical Medicare-allowed amounts for these services range $82–$112 (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 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cinacalcet Hcl | 103 | 26 |
| Prednisone | 79 | 21 |
| Metoprolol Tartrate | 41 | 12 |
| Pravastatin Sodium | 41 | 13 |
| Potassium Chloride | 31 | — |
| Famotidine | 31 | 14 |
| Carvedilol | 29 | 11 |
| Amlodipine Besylate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-06-15
- Last updated
- 2021-11-16
- Certified
- 2021-11-16
Frequently asked questions
- What is Karen Herrell's NPI number?
- Karen Herrell's National Provider Identifier (NPI) is 1063080166, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Herrell's specialty?
- Karen Herrell is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Herrell located?
- Karen Herrell's practice location on file with NPPES is 3 Audubon Plaza Dr Ste 150, Louisville, KY 40217-1362.
- What is Karen Herrell's phone number?
- The practice phone number listed in the NPPES registry for Karen Herrell is (502) 636-4968.
- Does Karen Herrell accept Medicare?
- Karen Herrell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Herrell's NPI active?
- Yes — Karen Herrell's NPI (1063080166) is active in the NPPES registry as of the last update on 2021-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.