MARISSA MILLER PHD
NPI 1376199711
Psychologist - Clinical Child & Adolescent in Washington, DC
About Marissa Miller Phd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARISSA MILLER PHD (NPI 1376199711) is an individual clinical child & adolescent provider in Washington, District Of Columbia, licensed in Maryland (06171) and active in the NPI registry since August 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Baltimore.
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)
Marissa Miller Phd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Marissa Miller 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
- 1,417 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.
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
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 Marissa Miller's NPI number?
The NPI number for Marissa Miller is 1376199711. It was assigned to this individual provider in the NPPES registry on August 12, 2019.
Where is Marissa Miller located?
Marissa Miller practices at 111 Michigan Ave NW, Washington, DC 20010. The listed phone number is (202) 476-5000.
What is Marissa Miller's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical Child & Adolescent, with taxonomy code 103TC2200X.
Is Marissa Miller enrolled in Medicare?
Yes. Marissa Miller is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Marissa Miller's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marissa Miller reassigns Medicare benefits to Children's Hospital (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 Marissa Miller'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 Marissa Miller was last updated on August 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Marissa Miller, PHD · NPI 1376199711
Clinical Child & Adolescent provider in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since August 12, 2019.
## Identity
- **NPI:** 1376199711 (Entity type: Individual)
- **Enumerated:** August 12, 2019
- **Primary specialty:** Psychologist - Clinical Child & Adolescent · taxonomy 103TC2200X
- **State license:** 06171 (Maryland)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 111 MICHIGAN AVE NW, Washington, DC 20010-2916
- **Phone:** (202) 476-5000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Children's Hospital (NPI 1780800128, Washington, DC), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1376199711) · Data from the CMS NPPES public registry.