Karol Merrifield, FNP-C
NPI 1801554449 · Family Nurse Practitioner · Fitzgerald, GA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karol Merrifield, FNP-C is a Family Nurse Practitioner provider in Fitzgerald, GA (NPI 1801554449).
Provider details
- NPI number
- 1801554449
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Female
- Sole proprietor
- No
- License
- APRN-NP168504 (GA)
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 tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 168 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 336 | 85 |
| Atorvastatin Calcium | 321 | 83 |
| Levothyroxine Sodium | 313 | 65 |
| Potassium Chloride | 271 | 70 |
| Losartan Potassium | 259 | 71 |
| Tramadol Hcl | 237 | 57 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$654 across 35 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
- 2021-12-01
- Last updated
- 2025-10-17
- Certified
- 2025-10-17
Frequently asked questions
- What is Karol Merrifield's NPI number?
- Karol Merrifield's National Provider Identifier (NPI) is 1801554449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karol Merrifield's specialty?
- Karol Merrifield is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karol Merrifield located?
- Karol Merrifield's practice location on file with NPPES is 118 Norman Dorminy Dr, Fitzgerald, GA 31750-8858.
- What is Karol Merrifield's phone number?
- The practice phone number listed in the NPPES registry for Karol Merrifield is (229) 423-9561.
- Does Karol Merrifield accept Medicare?
- Karol Merrifield is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karol Merrifield's NPI active?
- Yes — Karol Merrifield's NPI (1801554449) is active in the NPPES registry as of the last update on 2025-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.