MOLLY AMBLER SULLIVAN NP
NPI 1366980815
Nurse Practitioner - Acute Care in Washington, DC
About Molly Ambler Sullivan Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MOLLY AMBLER SULLIVAN NP (NPI 1366980815) is an individual acute care provider in Washington, District Of Columbia, licensed in District Of Columbia (RN1019709) and active in the NPI registry since February 2017. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Molly Ambler Sullivan Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Molly Sullivan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 264 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 20010 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WASHINGTON, DC 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
WASHINGTON, DC 20010
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 Molly Sullivan's NPI number?
The NPI number for Molly Sullivan is 1366980815. It was assigned to this individual provider in the NPPES registry on February 5, 2017.
Where is Molly Sullivan located?
Molly Sullivan practices at 110 Irving St NW, Washington, DC 20010. The listed phone number is (202) 877-3381.
What is Molly Sullivan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Molly Sullivan enrolled in Medicare?
Yes. Molly Sullivan is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Molly Sullivan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Molly Sullivan reassigns Medicare benefits to Washington Hospital Center Corp (Washington, DC). 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 Molly Sullivan'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 Molly Sullivan was last updated on October 30, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years 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.
# Molly Ambler Sullivan, NP · NPI 1366980815
Acute Care physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since February 5, 2017.
## Identity
- **NPI:** 1366980815 (Entity type: Individual)
- **Enumerated:** February 5, 2017
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** RN1019709 (District of Columbia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 110 IRVING ST NW, Washington, DC 20010-3017
- **Phone:** (202) 877-3381
## 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:** Washington Hospital Center Corp (NPI 1376627406, Washington, DC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 30, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1366980815) · Data from the CMS NPPES public registry.