Marissa Lynne Henderson, MSN, APRN, FNP-C
Nurse Practitioner · Atlanta, GA
At a glance
1055 Howell Mill Rd Nw, Atlanta, GA 30318-5557
NPPES record updated Sep 22, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1055 Howell Mill Rd NwAtlanta, GA 30318-5557
Additional reported practice locations
609 Medical Center Dr Ste 2700Decatur, TX 762343839
Phone: 9406278020
Fax: 9406276730
Education & affiliations
No matching clinician background record in the imported CMS release.
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Nurse Practitioner
- Taxonomy code
- 363L00000X
- Enumeration date
- Nov 14, 2019
- Record updated
- Sep 22, 2025
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MSN, APRN, FNP-C
Reported taxonomies and licenses
363L00000X
License reported: 2025008125 MO
363L00000X · Primary
License reported: AP143723 TX
363L00000X
License reported: AP61670672 WA
363L00000X
License reported: 4035650 KY
363L00000X
License reported: 38496 TN
363L00000X
License reported: APRN11037949 FL
363L00000X
License reported: 3-002294 AL
363L00000X
License reported: 232324 AR
363L00000X
License reported: 907312 MS
363L00000X
License reported: C-APN.0103933-C-NP CO
363L00000X
License reported: 30139 SC
363L00000X
License reported: GAA-NP003247 GA
363L00000X
License reported: 322525 AZ
363L00000X
License reported: SP032352 PA
363L00000X
License reported: 10041652 OR
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1055 Howell Mill Rd NwAtlanta, GA 30318-5557
- Phone
- (866) 849-0692
Mailing address
PO BOX 211699EAGAN, MN 551213699
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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