MARY ANN ALEXANDER CHRISTENSEN APRN
NPI 1215173075
Nurse Practitioner - Neonatal in Riverview, FL
About Mary Ann Alexander Christensen Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY ANN ALEXANDER CHRISTENSEN APRN (NPI 1215173075) is an individual neonatal provider in Riverview, Florida, licensed in Florida (11006997) and active in the NPI registry since December 2008. She is enrolled in Medicare PECOS and maintains a secondary practice location in Salt Lake City.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mary Ann Alexander Christensen Aprn is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Mary Ann Christensen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Orlando, FL 32803
- Reassigned Medicare billing, Florida enrollment
- 3,005 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 33569 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
RIVERVIEW, FL 33569
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mary Ann Christensen's NPI number?
The NPI number for Mary Ann Christensen is 1215173075. It was assigned to this individual provider in the NPPES registry on December 29, 2008.
Where is Mary Ann Christensen located?
Mary Ann Christensen practices at 9511 Balm Riverview Rd, Riverview, FL 33569. The listed phone number is (407) 303-2528.
What is Mary Ann Christensen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Neonatal, with taxonomy code 363LN0000X.
Is Mary Ann Christensen enrolled in Medicare?
Yes. Mary Ann Christensen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Mary Ann Christensen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Ann Christensen reassigns Medicare benefits to Florida Hospital Medical Group Inc (Orlando, FL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Ann Christensen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mary Ann Christensen was last updated on April 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Mary Ann Alexander Christensen, APRN · NPI 1215173075
Neonatal physician in Riverview, Florida. Individual provider, active in the CMS NPPES registry since December 29, 2008.
## Identity
- **NPI:** 1215173075 (Entity type: Individual)
- **Enumerated:** December 29, 2008
- **Primary specialty:** Nurse Practitioner - Neonatal · taxonomy 363LN0000X
- **State license:** 11006997 (Florida)
- **Sole proprietor:** No
## Practice location
- **Address:** 9511 BALM RIVERVIEW RD, Riverview, FL 33569-5107
- **Phone:** (407) 303-2528
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Florida Hospital Medical Group Inc (NPI 1225034234, Orlando, FL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 18, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1215173075) · Data from the CMS NPPES public registry.