MRS. MAMMIETTA O DARKO FNP
NPI 1891485801
Nurse Practitioner - Family in Fredericksburg, VA

Q: What is Mammietta Darko's NPI number?

The NPI number for Mammietta Darko is 1891485801. It was assigned to this individual provider in the NPPES registry on May 11, 2023.

Q: What is Mammietta Darko's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Mammietta Darko was last updated on January 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 11, 2023PECOS Enrolled

4532 PLANK RD, FREDERICKSBURG, VA 22407(540) 252-1840 Get Directions Write a Review

NPPES record last updated: January 6, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jan 6, 2026, May 11, 2023 (2 updates tracked since 2023).

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About Mrs. Mammietta O Darko Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. MAMMIETTA O DARKO FNP (NPI 1891485801) is an individual family provider in Fredericksburg, Virginia, licensed in Ohio (APRN.CNP.0033484) and active in the NPI registry since May 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891485801

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameMRS. MAMMIETTA O DARKOCredential: FNP

Location Address4532 PLANK RDFredericksburg, VA 22407-0139

Mailing Address9315 Blue Pine LnFredericksburg, VA 22407-7392 · (805) 990-3568

Phone(540) 252-1840

Sole ProprietorYes

Enumeration DateMay 11, 2023

Last NPPES UpdateJanuary 6, 20262 updates tracked since enumeration

NPPES CertifiedJanuary 6, 2026

✔ NPI 1891485801 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in OH · APRN.CNP.0033484

4532 PLANK RD, Fredericksburg, VA 22407

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Mammietta O Darko Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22407 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$86.88 typical visit price

range $56.19 – $170.30

Typical copayment $21.72 (range $14.04 – $42.57)

Most-billed visit code 99203

Established Patient

$99.13 typical visit price

range $18.07 – $138.91

Typical copayment $24.78 (range $4.51 – $34.72)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

THE CHILDREN'S CLINIC OF FREDERICKSBURG, PC

Pediatrics