Mammietta Darko, FNP
NPI 1891485801 · Family Nurse Practitioner · Fredericksburg, VA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mammietta Darko, FNP is a Family Nurse Practitioner provider in Fredericksburg, VA (NPI 1891485801).
Provider details
- NPI number
- 1891485801
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- APRN.CNP.0033484 (OH)
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 tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-05-11
- Last updated
- 2026-01-06
- Certified
- 2026-01-06
Frequently asked questions
- What is Mammietta Darko's NPI number?
- Mammietta Darko's National Provider Identifier (NPI) is 1891485801, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mammietta Darko's specialty?
- Mammietta Darko is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mammietta Darko located?
- Mammietta Darko's practice location on file with NPPES is 4532 Plank Rd, Fredericksburg, VA 22407-0139.
- What is Mammietta Darko's phone number?
- The practice phone number listed in the NPPES registry for Mammietta Darko is (540) 252-1840.
- Does Mammietta Darko accept Medicare?
- Mammietta Darko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mammietta Darko's NPI active?
- Yes — Mammietta Darko's NPI (1891485801) is active in the NPPES registry as of the last update on 2026-01-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.